Integer Profile

1,381,965

3 × 5 × 13 × 19 × 373

Prime factors, divisor sums, positional representations and sequence properties for 1,381,965. The prime factorization is 3 × 5 × 13 × 19 × 373.

Number of positive divisors: 32. Showing the recorded part of the sequence: 168.

DeficientOddComposite

Collatz trajectory (168 steps)

Even: n → n/2; Odd: n → 3n + 1

1,381,9654,145,8962,072,9481,036,474518,2371,554,712777,356388,678194,339583,018291,509874,528437,264218,632109,31654,65827,32981,98840,99420,49761,49230,74615,37346,12023,06011,5305,76517,2968,6484,3242,1621,0813,2441,6228112,4341,2173,6521,8269132,7401,3706852,0561,0285142577723861935802901454362181093281648241

Showing 60 of 60.

Prime factorization

Factorization: 3 × 5 × 13 × 19 × 373
Distinct prime factors: 5
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 32
Divisor sum: 2,513,280
Proper-divisor sum: 1,131,315
Digit sum: 33
Digital root: 6

Number bases

Decimal: 1381965
Binary: 101010001011001001101 (21 bits)
Octal: 0o5213115
Hexadecimal: 0x15164D

Divisor catalog (32)

135131519395765951952472853737411,1191,2351,8653,7054,8495,5957,08714,54721,26124,24535,43572,73592,131106,305276,393460,6551,381,965

Showing 32 of 32.