Integer Profile

2,126,421

3^2 × 11 × 47 × 457

Prime factors, divisor sums, positional representations and sequence properties for 2,126,421. The prime factorization is 3^2 × 11 × 47 × 457.

Number of positive divisors: 24. Collatz steps to reach 1: 47.

DeficientOddComposite

Number bases

Decimal: 2126421
Binary: 1000000111001001010101 (22 bits)
Octal: 0o10071125
Hexadecimal: 0x207255

Divisor catalog (24)

139113347991414234575171,3711,5514,1134,6535,02715,08121,47945,24364,437193,311236,269708,8072,126,421

Showing 24 of 24.

Collatz trajectory (47 steps)

Even: n → n/2; Odd: n → 3n + 1

2,126,4216,379,2643,189,6321,594,816797,408398,704199,35299,67649,83824,91974,75837,379112,13856,069168,20884,10442,05221,02610,51331,54015,7707,88523,65611,8285,9142,9578,8724,4362,2181,1093,3281,6648324162081045226134020105168421

Showing 48 of 48.

Prime factorization

Factorization: 3^2 × 11 × 47 × 457
Distinct prime factors: 4
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 24
Divisor sum: 3,429,504
Proper-divisor sum: 1,303,083
Digit sum: 18
Digital root: 9