Integer Profile
1,307,921
31^2 × 1361
Prime factors, divisor sums, positional representations and sequence properties for 1,307,921. The prime factorization is 31^2 × 1361.
Number of positive divisors: 6. Collatz steps to reach 1: 41.
Resources
Collatz trajectory (41 steps)
Even: n → n/2; Odd: n → 3n + 1
1,307,9213,923,7641,961,882980,9412,942,8241,471,412735,706367,8531,103,560551,780275,890137,945413,836206,918103,459310,378155,189465,568232,784116,39258,19629,09814,54943,64821,82410,9125,4562,7281,3646823411,0245122561286432168421
Showing 42 of 42.
Prime factorization
- Factorization
- 31^2 × 1361
- Distinct prime factors
- 2
- Perfect square
- No
- Parity
- Odd
Arithmetic properties
- Positive divisors
- 6
- Divisor sum
- 1,352,466
- Proper-divisor sum
- 44,545
- Digit sum
- 23
- Digital root
- 5
Number bases
- Decimal
- 1307921
- Binary
- 100111111010100010001 (21 bits)
- Octal
- 0o4772421
- Hexadecimal
- 0x13F511
Divisor catalog (6)
1319611,36142,1911,307,921
Showing 6 of 6.
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