Integer Profile

639,330

2 × 3 × 5 × 101 × 211

Prime factors, divisor sums, positional representations and sequence properties for 639,330. The prime factorization is 2 × 3 × 5 × 101 × 211.

Number of positive divisors: 32. Showing the recorded part of the sequence: 172.

AbundantEvenComposite

Divisor catalog (32)

123561015301012022113034225056066331,0101,0551,2661,5152,1103,0303,1656,33021,31142,62263,933106,555127,866213,110319,665639,330

Showing 32 of 32.

Collatz trajectory (172 steps)

Even: n → n/2; Odd: n → 3n + 1

639,330319,665958,996479,498239,749719,248359,624179,81289,90644,953134,86067,43033,715101,14650,573151,72075,86037,93018,96556,89628,44814,2247,1123,5561,7788892,6681,3346672,0021,0013,0041,5027512,2541,1273,3821,6915,0742,5377,6123,8061,9035,7102,8558,5664,28312,8506,42519,2769,6384,81914,4587,22921,68810,8445,4222,7118,1344,067

Showing 60 of 60.

Prime factorization

Factorization: 2 × 3 × 5 × 101 × 211
Distinct prime factors: 5
Perfect square: No
Parity: Even

Arithmetic properties

Positive divisors: 32
Divisor sum: 1,556,928
Proper-divisor sum: 917,598
Digit sum: 24
Digital root: 6

Number bases

Decimal: 639330
Binary: 10011100000101100010 (20 bits)
Octal: 0o2340542
Hexadecimal: 0x9C162