Integer Profile

6,661,389

3 × 7 × 317209

Prime factors, divisor sums, positional representations and sequence properties for 6,661,389. The prime factorization is 3 × 7 × 317209.

Number of positive divisors: 8. Showing the recorded part of the sequence: 165.

DeficientOddComposite

Collatz trajectory (165 steps)

Even: n → n/2; Odd: n → 3n + 1

6,661,38919,984,1689,992,0844,996,0422,498,0217,494,0643,747,0321,873,516936,758468,3791,405,138702,5692,107,7081,053,854526,9271,580,782790,3912,371,1741,185,5873,556,7621,778,3815,335,1442,667,5721,333,786666,8932,000,6801,000,340500,170250,085750,256375,128187,56493,78246,891140,67470,337211,012105,50652,753158,26079,13039,565118,69659,34829,67414,83744,51222,25611,1285,5642,7821,3914,1742,0876,2623,1319,3944,69714,0927,046

Showing 60 of 60.

Prime factorization

Factorization: 3 × 7 × 317209
Distinct prime factors: 3
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 8
Divisor sum: 10,150,720
Proper-divisor sum: 3,489,331
Digit sum: 39
Digital root: 3

Number bases

Decimal: 6661389
Binary: 11001011010010100001101 (23 bits)
Octal: 0o31322415
Hexadecimal: 0x65A50D

Divisor catalog (8)

13721317,209951,6272,220,4636,661,389

Showing 8 of 8.