Integer Profile
21,331
83 × 257
Prime factors, divisor sums, positional representations and sequence properties for 21,331. The prime factorization is 83 × 257.
Number of positive divisors: 4. Showing the recorded part of the sequence: 193.
Arithmetic properties
- Positive divisors
- 4
- Divisor sum
- 21,672
- Proper-divisor sum
- 341
- Digit sum
- 10
- Digital root
- 1
Number bases
- Decimal
- 21331
- Binary
- 101001101010011 (15 bits)
- Octal
- 0o51523
- Hexadecimal
- 0x5353
Divisor catalog (4)
18325721,331
Showing 4 of 4.
Collatz trajectory (193 steps)
Even: n → n/2; Odd: n → 3n + 1
21,33163,99431,99795,99247,99623,99811,99935,99817,99953,99826,99980,99840,499121,49860,749182,24891,12445,56222,78168,34434,17217,0868,54325,63012,81538,44619,22357,67028,83586,50643,253129,76064,88032,44016,2208,1104,05512,1666,08318,2509,12527,37613,6886,8443,4221,7115,1342,5677,7023,85111,5545,77717,3328,6664,33313,0006,5003,2501,6254,876
Showing 60 of 60.
Prime factorization
- Factorization
- 83 × 257
- Distinct prime factors
- 2
- Perfect square
- No
- Parity
- Odd
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