Integer Profile

1,280,765

5 × 31 × 8263

Prime factors, divisor sums, positional representations and sequence properties for 1,280,765. The prime factorization is 5 × 31 × 8263.

Number of positive divisors: 8. Showing the recorded part of the sequence: 98.

DeficientOddComposite

Collatz trajectory (98 steps)

Even: n → n/2; Odd: n → 3n + 1

1,280,7653,842,2961,921,148960,574480,2871,440,862720,4312,161,2941,080,6473,241,9421,620,9714,862,9142,431,4577,294,3723,647,1861,823,5935,470,7802,735,3901,367,6954,103,0862,051,5436,154,6303,077,3159,231,9464,615,97313,847,9206,923,9603,461,9801,730,990865,4952,596,4861,298,2433,894,7301,947,3655,842,0962,921,0481,460,524730,262365,1311,095,394547,6971,643,092821,546410,7731,232,320616,160308,080154,04077,02038,51019,25557,76628,88386,65043,325129,97664,98832,49416,24748,742

Showing 60 of 60.

Prime factorization

Factorization: 5 × 31 × 8263
Distinct prime factors: 3
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 8
Divisor sum: 1,586,688
Proper-divisor sum: 305,923
Digit sum: 29
Digital root: 2

Number bases

Decimal: 1280765
Binary: 100111000101011111101 (21 bits)
Octal: 0o4705375
Hexadecimal: 0x138AFD

Divisor catalog (8)

15311558,26341,315256,1531,280,765

Showing 8 of 8.