Integer Profile

685,988

2^2 × 317 × 541

Prime factors, divisor sums, positional representations and sequence properties for 685,988. The prime factorization is 2^2 × 317 × 541.

Number of positive divisors: 12. Showing the recorded part of the sequence: 105.

DeficientEvenComposite

Collatz trajectory (105 steps)

Even: n → n/2; Odd: n → 3n + 1

685,988342,994171,497514,492257,246128,623385,870192,935578,806289,403868,210434,1051,302,316651,158325,579976,738488,3691,465,108732,554366,2771,098,832549,416274,708137,35468,677206,032103,01651,50825,75412,87738,63219,3169,6584,82914,4887,2443,6221,8115,4342,7178,1524,0762,0381,0193,0581,5294,5882,2941,1473,4421,7215,1642,5821,2913,8741,9375,8122,9061,4534,360

Showing 60 of 60.

Prime factorization

Factorization: 2^2 × 317 × 541
Distinct prime factors: 3
Perfect square: No
Parity: Even

Arithmetic properties

Positive divisors: 12
Divisor sum: 1,206,492
Proper-divisor sum: 520,504
Digit sum: 44
Digital root: 8

Number bases

Decimal: 685988
Binary: 10100111011110100100 (20 bits)
Octal: 0o2473644
Hexadecimal: 0xA77A4

Divisor catalog (12)

1243175416341,0821,2682,164171,497342,994685,988

Showing 12 of 12.