Integer Profile
2,638,155
3 × 5 × 13 × 83 × 163
Prime factors, divisor sums, positional representations and sequence properties for 2,638,155. The prime factorization is 3 × 5 × 13 × 83 × 163.
Number of positive divisors: 32. Showing the recorded part of the sequence: 200.
Divisor catalog (32)
13513153965831631952494154898151,0791,2452,1192,4453,2375,3956,35710,59513,52916,18531,78540,58767,645175,877202,935527,631879,3852,638,155
Showing 32 of 32.
Collatz trajectory (200 steps)
Even: n → n/2; Odd: n → 3n + 1
2,638,1557,914,4663,957,23311,871,7005,935,8502,967,9258,903,7764,451,8882,225,9441,112,972556,486278,243834,730417,3651,252,096626,048313,024156,51278,25639,12819,5649,7824,89114,6747,33722,01211,0065,50316,5108,25524,76612,38337,15018,57555,72627,86383,59041,795125,38662,693188,08094,04047,02023,51011,75535,26617,63352,90026,45013,22539,67619,8389,91929,75814,87944,63822,31966,95833,479100,438
Showing 60 of 60.
Prime factorization
- Factorization
- 3 × 5 × 13 × 83 × 163
- Distinct prime factors
- 5
- Perfect square
- No
- Parity
- Odd
Arithmetic properties
- Positive divisors
- 32
- Divisor sum
- 4,628,736
- Proper-divisor sum
- 1,990,581
- Digit sum
- 30
- Digital root
- 3
Number bases
- Decimal
- 2638155
- Binary
- 1010000100000101001011 (22 bits)
- Octal
- 0o12040513
- Hexadecimal
- 0x28414B
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