Integer Profile
72,137
13 × 31 × 179
Prime factors, divisor sums, positional representations and sequence properties for 72,137. The prime factorization is 13 × 31 × 179.
Number of positive divisors: 8. Showing the recorded part of the sequence: 94.
Prime factorization
- Factorization
- 13 × 31 × 179
- Distinct prime factors
- 3
- Perfect square
- No
- Parity
- Odd
Arithmetic properties
- Positive divisors
- 8
- Divisor sum
- 80,640
- Proper-divisor sum
- 8,503
- Digit sum
- 20
- Digital root
- 2
Number bases
- Decimal
- 72137
- Binary
- 10001100111001001 (17 bits)
- Octal
- 0o214711
- Hexadecimal
- 0x119C9
Divisor catalog (8)
113311794032,3275,54972,137
Showing 8 of 8.
Collatz trajectory (94 steps)
Even: n → n/2; Odd: n → 3n + 1
72,137216,412108,20654,103162,31081,155243,466121,733365,200182,60091,30045,65022,82568,47634,23817,11951,35825,67977,03838,519115,55857,779173,33886,669260,008130,00465,00232,50197,50448,75224,37612,1886,0943,0479,1424,57113,7146,85720,57210,2865,14315,4307,71523,14611,57334,72017,3608,6804,3402,1701,0853,2561,6288144071,2226111,8349172,752
Showing 60 of 60.
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