Integer Profile

2,640,807

3^2 × 13 × 22571

Prime factors, divisor sums, positional representations and sequence properties for 2,640,807. The prime factorization is 3^2 × 13 × 22571.

Number of positive divisors: 12. Showing the recorded part of the sequence: 94.

DeficientOddComposite

Arithmetic properties

Positive divisors: 12
Divisor sum: 4,108,104
Proper-divisor sum: 1,467,297
Digit sum: 27
Digital root: 9

Number bases

Decimal: 2640807
Binary: 1010000100101110100111 (22 bits)
Octal: 0o12045647
Hexadecimal: 0x284BA7

Divisor catalog (12)

139133911722,57167,713203,139293,423880,2692,640,807

Showing 12 of 12.

Collatz trajectory (94 steps)

Even: n → n/2; Odd: n → 3n + 1

2,640,8077,922,4223,961,21111,883,6345,941,81717,825,4528,912,7264,456,36313,369,0906,684,54520,053,63610,026,8185,013,40915,040,2287,520,1143,760,05711,280,1725,640,0862,820,0438,460,1304,230,06512,690,1966,345,0983,172,5499,517,6484,758,8242,379,4121,189,706594,8531,784,560892,280446,140223,070111,535334,606167,303501,910250,955752,866376,4331,129,300564,650282,325846,976423,488211,744105,87252,93626,46813,2346,61719,8529,9264,96314,8907,44522,33611,1685,5842,792

Showing 60 of 60.

Prime factorization

Factorization: 3^2 × 13 × 22571
Distinct prime factors: 3
Perfect square: No
Parity: Odd