Integer Profile

666,998

2 × 167 × 1997

Prime factors, divisor sums, positional representations and sequence properties for 666,998. The prime factorization is 2 × 167 × 1997.

Number of positive divisors: 8. Showing the recorded part of the sequence: 92.

DeficientEvenComposite

Collatz trajectory (92 steps)

Even: n → n/2; Odd: n → 3n + 1

666,998333,4991,000,498500,2491,500,748750,374375,1871,125,562562,7811,688,344844,172422,086211,043633,130316,565949,696474,848237,424118,71259,35629,67814,83944,51822,25966,77833,389100,16850,08425,04212,52137,56418,7829,39128,17414,08742,26221,13163,39431,69795,09247,54623,77371,32035,66017,8308,91526,74613,37340,12020,06010,0305,01515,0467,52322,57011,28533,85616,9288,4644,232

Showing 60 of 60.

Prime factorization

Factorization: 2 × 167 × 1997
Distinct prime factors: 3
Perfect square: No
Parity: Even

Arithmetic properties

Positive divisors: 8
Divisor sum: 1,006,992
Proper-divisor sum: 339,994
Digit sum: 44
Digital root: 8

Number bases

Decimal: 666998
Binary: 10100010110101110110 (20 bits)
Octal: 0o2426566
Hexadecimal: 0xA2D76

Divisor catalog (8)

121673341,9973,994333,499666,998

Showing 8 of 8.