Integer Profile

1,231,555

5 × 13 × 18947

Prime factors, divisor sums, positional representations and sequence properties for 1,231,555. The prime factorization is 5 × 13 × 18947.

Number of positive divisors: 8. Showing the recorded part of the sequence: 310.

DeficientOddComposite

Divisor catalog (8)

15136518,94794,735246,3111,231,555

Showing 8 of 8.

Collatz trajectory (310 steps)

Even: n → n/2; Odd: n → 3n + 1

1,231,5553,694,6661,847,3335,542,0002,771,0001,385,500692,750346,3751,039,126519,5631,558,690779,3452,338,0361,169,018584,5091,753,528876,764438,382219,191657,574328,787986,362493,1811,479,544739,772369,886184,943554,830277,415832,246416,1231,248,370624,1851,872,556936,278468,1391,404,418702,2092,106,6281,053,314526,6571,579,972789,986394,9931,184,980592,490296,245888,736444,368222,184111,09255,54627,77383,32041,66020,83010,41531,24615,62346,870

Showing 60 of 60.

Prime factorization

Factorization: 5 × 13 × 18947
Distinct prime factors: 3
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 8
Divisor sum: 1,591,632
Proper-divisor sum: 360,077
Digit sum: 22
Digital root: 4

Number bases

Decimal: 1231555
Binary: 100101100101011000011 (21 bits)
Octal: 0o4545303
Hexadecimal: 0x12CAC3