Integer Profile

28,008

2^3 × 3^2 × 389

Prime factors, divisor sums, positional representations and sequence properties for 28,008. The prime factorization is 2^3 × 3^2 × 389.

Number of positive divisors: 24. Collatz steps to reach 1: 33.

AbundantEvenComposite

Divisor catalog (24)

123468912182436723897781,1671,5562,3343,1123,5014,6687,0029,33614,00428,008

Showing 24 of 24.

Collatz trajectory (33 steps)

Even: n → n/2; Odd: n → 3n + 1

28,00814,0047,0023,50110,5045,2522,6261,3133,9401,9709852,9561,4787392,2181,1093,3281,6648324162081045226134020105168421

Showing 34 of 34.

Prime factorization

Factorization: 2^3 × 3^2 × 389
Distinct prime factors: 3
Perfect square: No
Parity: Even

Arithmetic properties

Positive divisors: 24
Divisor sum: 76,050
Proper-divisor sum: 48,042
Digit sum: 18
Digital root: 9

Number bases

Decimal: 28008
Binary: 110110101101000 (15 bits)
Octal: 0o66550
Hexadecimal: 0x6D68