Integer Profile

638,889

3 × 173 × 1231

Prime factors, divisor sums, positional representations and sequence properties for 638,889. The prime factorization is 3 × 173 × 1231.

Number of positive divisors: 8. Showing the recorded part of the sequence: 123.

DeficientOddComposite

Divisor catalog (8)

131735191,2313,693212,963638,889

Showing 8 of 8.

Collatz trajectory (123 steps)

Even: n → n/2; Odd: n → 3n + 1

638,8891,916,668958,334479,1671,437,502718,7512,156,2541,078,1273,234,3821,617,1914,851,5742,425,7877,277,3623,638,68110,916,0445,458,0222,729,0118,187,0344,093,51712,280,5526,140,2763,070,1381,535,0694,605,2082,302,6041,151,302575,6511,726,954863,4772,590,4321,295,216647,608323,804161,90280,951242,854121,427364,282182,141546,424273,212136,60668,303204,910102,455307,366153,683461,050230,525691,576345,788172,89486,447259,342129,671389,014194,507583,522291,761875,284

Showing 60 of 60.

Prime factorization

Factorization: 3 × 173 × 1231
Distinct prime factors: 3
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 8
Divisor sum: 857,472
Proper-divisor sum: 218,583
Digit sum: 42
Digital root: 6

Number bases

Decimal: 638889
Binary: 10011011111110101001 (20 bits)
Octal: 0o2337651
Hexadecimal: 0x9BFA9