Integer Profile

1,311,561

3^2 × 61 × 2389

Prime factors, divisor sums, positional representations and sequence properties for 1,311,561. The prime factorization is 3^2 × 61 × 2389.

Number of positive divisors: 12. Showing the recorded part of the sequence: 124.

DeficientOddComposite

Number bases

Decimal: 1311561
Binary: 101000000001101001001 (21 bits)
Octal: 0o5001511
Hexadecimal: 0x140349

Divisor catalog (12)

139611835492,3897,16721,501145,729437,1871,311,561

Showing 12 of 12.

Collatz trajectory (124 steps)

Even: n → n/2; Odd: n → 3n + 1

1,311,5613,934,6841,967,342983,6712,951,0141,475,5074,426,5222,213,2616,639,7843,319,8921,659,946829,9732,489,9201,244,960622,480311,240155,62077,81038,905116,71658,35829,17987,53843,769131,30865,65432,82798,48249,241147,72473,86236,931110,79455,397166,19283,09641,54820,77410,38731,16215,58146,74423,37211,6865,84317,5308,76526,29613,1486,5743,2879,8624,93114,7947,39722,19211,0965,5482,7741,387

Showing 60 of 60.

Prime factorization

Factorization: 3^2 × 61 × 2389
Distinct prime factors: 3
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 12
Divisor sum: 1,926,340
Proper-divisor sum: 614,779
Digit sum: 18
Digital root: 9