Integer Profile

8,129,145

3 × 5 × 17 × 71 × 449

Prime factors, divisor sums, positional representations and sequence properties for 8,129,145. The prime factorization is 3 × 5 × 17 × 71 × 449.

Number of positive divisors: 32. Showing the recorded part of the sequence: 85.

DeficientOddComposite

Arithmetic properties

Positive divisors: 32
Divisor sum: 13,996,800
Proper-divisor sum: 5,867,655
Digit sum: 30
Digital root: 3

Number bases

Decimal: 8129145
Binary: 11111000000101001111001 (23 bits)
Octal: 0o37005171
Hexadecimal: 0x7C0A79

Divisor catalog (32)

13515175171852132553554491,0651,2071,3472,2453,6216,0356,7357,63318,10522,89931,87938,16595,637114,495159,395478,185541,9431,625,8292,709,7158,129,145

Showing 32 of 32.

Collatz trajectory (85 steps)

Even: n → n/2; Odd: n → 3n + 1

8,129,14524,387,43612,193,7186,096,85918,290,5789,145,28927,435,86813,717,9346,858,96720,576,90210,288,45130,865,35415,432,67746,298,03223,149,01611,574,5085,787,2542,893,6278,680,8824,340,44113,021,3246,510,6623,255,3319,765,9944,882,99714,648,9927,324,4963,662,2481,831,124915,562457,7811,373,344686,672343,336171,66885,83442,917128,75264,37632,18816,0948,04724,14212,07136,21418,10754,32227,16181,48440,74220,37161,11430,55791,67245,83622,91811,45934,37817,18951,568

Showing 60 of 60.

Prime factorization

Factorization: 3 × 5 × 17 × 71 × 449
Distinct prime factors: 5
Perfect square: No
Parity: Odd