Integer Profile

1,321,761

3 × 7 × 113 × 557

Prime factors, divisor sums, positional representations and sequence properties for 1,321,761. The prime factorization is 3 × 7 × 113 × 557.

Number of positive divisors: 16. Showing the recorded part of the sequence: 98.

DeficientOddComposite

Divisor catalog (16)

137211133395577911,6712,3733,89911,69762,941188,823440,5871,321,761

Showing 16 of 16.

Collatz trajectory (98 steps)

Even: n → n/2; Odd: n → 3n + 1

1,321,7613,965,2841,982,642991,3212,973,9641,486,982743,4912,230,4741,115,2373,345,7121,672,856836,428418,214209,107627,322313,661940,984470,492235,246117,623352,870176,435529,306264,653793,960396,980198,49099,245297,736148,86874,43437,217111,65255,82627,91383,74041,87020,93562,80631,40394,21047,105141,31670,65835,329105,98852,99426,49779,49239,74619,87359,62029,81014,90544,71622,35811,17933,53816,76950,308

Showing 60 of 60.

Prime factorization

Factorization: 3 × 7 × 113 × 557
Distinct prime factors: 4
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 16
Divisor sum: 2,035,584
Proper-divisor sum: 713,823
Digit sum: 21
Digital root: 3

Number bases

Decimal: 1321761
Binary: 101000010101100100001 (21 bits)
Octal: 0o5025441
Hexadecimal: 0x142B21