Integer Profile

646,659

3^2 × 13 × 5527

Prime factors, divisor sums, positional representations and sequence properties for 646,659. The prime factorization is 3^2 × 13 × 5527.

Number of positive divisors: 12. Showing the recorded part of the sequence: 92.

DeficientOddComposite

Arithmetic properties

Positive divisors: 12
Divisor sum: 1,006,096
Proper-divisor sum: 359,437
Digit sum: 36
Digital root: 9

Number bases

Decimal: 646659
Binary: 10011101111000000011 (20 bits)
Octal: 0o2357003
Hexadecimal: 0x9DE03

Divisor catalog (12)

13913391175,52716,58149,74371,851215,553646,659

Showing 12 of 12.

Collatz trajectory (92 steps)

Even: n → n/2; Odd: n → 3n + 1

646,6591,939,978969,9892,909,9681,454,984727,492363,746181,873545,620272,810136,405409,216204,608102,30451,15225,57612,7886,3943,1979,5924,7962,3981,1993,5981,7995,3982,6998,0984,04912,1486,0743,0379,1124,5562,2781,1393,4181,7095,1282,5641,2826411,9249624811,4447223611,0845422718144071,2226111,8349172,7521,376688

Showing 60 of 60.

Prime factorization

Factorization: 3^2 × 13 × 5527
Distinct prime factors: 3
Perfect square: No
Parity: Odd