4D number history
4D number 9921 — drawn 11 times across our 10 tracked operators, most recently on 2026-04-09.
Most recently drawn as Special prize at Perdana 4D on 2026-04-09.
Wins of 9921 by operator
Every recorded draw of 9921
| Date | Operator | Prize tier |
|---|---|---|
| 2026-04-09 | Perdana 4D | Special prize |
| 2026-03-07 | Perdana 4D | Consolation |
| 2026-02-11 | STC Sandakan 4D | Special prize |
| 2026-02-03 | Perdana 4D | Special prize |
| 2025-09-27 | Perdana 4D | Special prize |
| 2025-09-09 | Perdana 4D | Consolation |
| 2024-12-14 | Magnum 4D | Special prize |
| 2024-12-01 | Singapore Pools 4D | Consolation |
| 2024-11-17 | Lucky Hari Hari 4D | Special prize |
| 2024-09-07 | Sports Toto 4D | Special prize |
| 2024-05-12 | Damacai 1+3D | Consolation |
Number facts — 9921
A read of the four digits of 9921 on their own — these properties hold whether or not the number has ever been drawn. Most serve no statistical purpose for a random 4D draw, but they're useful context when comparing numbers or choosing iBox plays.
| Digit sum | 9 + 9 + 2 + 1 = 21 |
|---|---|
| Digit product | 9 × 9 × 2 × 1 = 162 |
| Reverse | 1299 |
| Palindrome | No |
| Unique digits | 3 of 4 |
| Sequential pairs | 99, 92, 21 |
| Big/Small bias | 2 small (0–4) / 2 big (5–9) — balanced |
| Parity | Odd |
| Prime | No — 9921 = 3 × 3307 |
iBox / Permutation play — 9921
For an iBox or Permutation bet, your ticket wins if the operator draws any arrangement of the same four digits. The unique arrangements for 9921 are listed below — there are 12 permutations total (repeated digits collapse the 24 possibilities down to 12).
Nearby numbers
Walk up or down by one, jump to the reverse, or see numbers that differ by just a single digit position.
Numbers that differ from 9921 by one digit:
Cultural reading of 9921
In Malaysian, Singaporean, and Cambodian Chinese 4D culture, individual digits carry phonetic associations through Cantonese homophones. These are widely shared folk readings — not predictions and not statistical claims.
| Digit | Sound | Common association |
|---|---|---|
| 9 | gau (九) | long-lasting (similar to 久 gau) |
| 9 | gau (九) | long-lasting (similar to 久 gau) |
| 2 | yi (二) | easy (similar to 易 yi), pairing |
| 1 | yat (一) | single, the start, certainty |
Combined reading: Includes 9 (九 gau), commonly associated with longevity through the homophone 久. Contains both 2 (易 yi, "easy") and 1 (一 yat, "start") — a combination sometimes read as "easy starts". The digit sum is 21.
Hot or cold?
9921 has appeared 11 times — comfortably in the "hot" range across our window.
For the full picture, see the hottest and coldest numbers tool which ranks every drawn 4-digit number across all 10 operators.
Check this number at each operator
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Frequently asked questions
- Has 4D number 9921 ever won?
- Yes — 9921 has been recorded as a winning number 11 times across the 10 4D operators 4dcheck tracks.
- When was the most recent time 9921 won?
- The most recent recorded draw of 9921 was on 2026-04-09 at Perdana 4D.
- Which operator has drawn 9921 most often?
- Perdana 4D has drawn 9921 the most times in our recorded window.
- Is 9921 a hot or cold number?
- 9921 sits on the hotter side of our distribution, with 11 recorded wins. Note this is a backward-looking statistic and does not affect future draw probability.
- How many iBox permutations does 9921 have?
- 9921 has 12 unique 4-digit permutations — listed under the iBox section above. Each one wins if you bet 9921 on a permutation (iBox) play and that arrangement is drawn.
- What is the digit sum of 9921?
- The digits 9 + 9 + 2 + 1 sum to 21.