Integer Profile
138,887
7 × 19841
Prime factors, divisor sums, positional representations and sequence properties for 138,887. The prime factorization is 7 × 19841.
Number of positive divisors: 4. Showing the recorded part of the sequence: 136.
Collatz trajectory (136 steps)
Even: n → n/2; Odd: n → 3n + 1
138,887416,662208,331624,994312,497937,492468,746234,373703,120351,560175,78087,89043,945131,83665,91832,95998,87849,439148,31874,159222,478111,239333,718166,859500,578250,289750,868375,434187,717563,152281,576140,78870,39435,197105,59252,79626,39813,19939,59819,79959,39829,69989,09844,549133,64866,82433,41216,7068,35325,06012,5306,26518,7969,3984,69914,0987,04921,14810,5745,287
Showing 60 of 60.
Prime factorization
- Factorization
- 7 × 19841
- Distinct prime factors
- 2
- Perfect square
- No
- Parity
- Odd
Arithmetic properties
- Positive divisors
- 4
- Divisor sum
- 158,736
- Proper-divisor sum
- 19,849
- Digit sum
- 35
- Digital root
- 8
Number bases
- Decimal
- 138887
- Binary
- 100001111010000111 (18 bits)
- Octal
- 0o417207
- Hexadecimal
- 0x21E87
Divisor catalog (4)
1719,841138,887
Showing 4 of 4.
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