Integer Profile

1,855,405

5 × 433 × 857

Prime factors, divisor sums, positional representations and sequence properties for 1,855,405. The prime factorization is 5 × 433 × 857.

Number of positive divisors: 8. Showing the recorded part of the sequence: 233.

DeficientOddComposite

Arithmetic properties

Positive divisors: 8
Divisor sum: 2,234,232
Proper-divisor sum: 378,827
Digit sum: 28
Digital root: 1

Number bases

Decimal: 1855405
Binary: 111000100111110101101 (21 bits)
Octal: 0o7047655
Hexadecimal: 0x1C4FAD

Divisor catalog (8)

154338572,1654,285371,0811,855,405

Showing 8 of 8.

Collatz trajectory (233 steps)

Even: n → n/2; Odd: n → 3n + 1

1,855,4055,566,2162,783,1081,391,554695,7772,087,3321,043,666521,8331,565,500782,750391,3751,174,126587,0631,761,190880,5952,641,7861,320,8933,962,6801,981,340990,670495,3351,486,006743,0032,229,0101,114,5053,343,5161,671,758835,8792,507,6381,253,8193,761,4581,880,7295,642,1882,821,0941,410,5474,231,6422,115,8216,347,4643,173,7321,586,866793,4332,380,3001,190,150595,0751,785,226892,6132,677,8401,338,920669,460334,730167,365502,096251,048125,52462,76231,38194,14447,07223,53611,768

Showing 60 of 60.

Prime factorization

Factorization: 5 × 433 × 857
Distinct prime factors: 3
Perfect square: No
Parity: Odd