Integer Profile

238,905

3^2 × 5 × 5309

Prime factors, divisor sums, positional representations and sequence properties for 238,905. The prime factorization is 3^2 × 5 × 5309.

Number of positive divisors: 12. Showing the recorded part of the sequence: 137.

DeficientOddComposite

Arithmetic properties

Positive divisors: 12
Divisor sum: 414,180
Proper-divisor sum: 175,275
Digit sum: 27
Digital root: 9

Number bases

Decimal: 238905
Binary: 111010010100111001 (18 bits)
Octal: 0o722471
Hexadecimal: 0x3A539

Divisor catalog (12)

135915455,30915,92726,54547,78179,635238,905

Showing 12 of 12.

Collatz trajectory (137 steps)

Even: n → n/2; Odd: n → 3n + 1

238,905716,716358,358179,179537,538268,769806,308403,154201,577604,732302,366151,183453,550226,775680,326340,1631,020,490510,2451,530,736765,368382,684191,34295,671287,014143,507430,522215,261645,784322,892161,44680,723242,170121,085363,256181,62890,81445,407136,22268,111204,334102,167306,502153,251459,754229,877689,632344,816172,40886,20443,10221,55164,65432,32796,98248,491145,47472,737218,212109,10654,553

Showing 60 of 60.

Prime factorization

Factorization: 3^2 × 5 × 5309
Distinct prime factors: 3
Perfect square: No
Parity: Odd