Integer Profile

1,815,021

3^3 × 13 × 5171

Prime factors, divisor sums, positional representations and sequence properties for 1,815,021. The prime factorization is 3^3 × 13 × 5171.

Number of positive divisors: 16. Showing the recorded part of the sequence: 70.

DeficientOddComposite

Number bases

Decimal: 1815021
Binary: 110111011000111101101 (21 bits)
Octal: 0o6730755
Hexadecimal: 0x1BB1ED

Divisor catalog (16)

1391327391173515,17115,51346,53967,223139,617201,669605,0071,815,021

Showing 16 of 16.

Collatz trajectory (70 steps)

Even: n → n/2; Odd: n → 3n + 1

1,815,0215,445,0642,722,5321,361,266680,6332,041,9001,020,950510,4751,531,426765,7132,297,1401,148,570574,2851,722,856861,428430,714215,357646,072323,036161,51880,759242,278121,139363,418181,709545,128272,564136,28268,141204,424102,21251,10625,55376,66038,33019,16557,49628,74814,3747,18721,56210,78132,34416,1728,0864,04312,1306,06518,1969,0984,54913,6486,8243,4121,7068532,5601,280640320

Showing 60 of 60.

Prime factorization

Factorization: 3^3 × 13 × 5171
Distinct prime factors: 3
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 16
Divisor sum: 2,896,320
Proper-divisor sum: 1,081,299
Digit sum: 18
Digital root: 9