Integer Profile
138,817
7^2 × 2833
Prime factors, divisor sums, positional representations and sequence properties for 138,817. The prime factorization is 7^2 × 2833.
Number of positive divisors: 6. Collatz steps to reach 1: 56.
Prime factorization
- Factorization
- 7^2 × 2833
- Distinct prime factors
- 2
- Perfect square
- No
- Parity
- Odd
Arithmetic properties
- Positive divisors
- 6
- Divisor sum
- 161,538
- Proper-divisor sum
- 22,721
- Digit sum
- 28
- Digital root
- 1
Number bases
- Decimal
- 138817
- Binary
- 100001111001000001 (18 bits)
- Octal
- 0o417101
- Hexadecimal
- 0x21E41
Divisor catalog (6)
17492,83319,831138,817
Showing 6 of 6.
Collatz trajectory (56 steps)
Even: n → n/2; Odd: n → 3n + 1
138,817416,452208,226104,113312,340156,17078,085234,256117,12858,56429,28214,64143,92421,96210,98132,94416,4728,2364,1182,0596,1783,0899,2684,6342,3176,9523,4761,7388692,6081,304652326163490245736368184924623703510653160804020105168421
Showing 57 of 57.
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