Integer Profile

2,657,389

7 × 17 × 137 × 163

Prime factors, divisor sums, positional representations and sequence properties for 2,657,389. The prime factorization is 7 × 17 × 137 × 163.

Number of positive divisors: 16. Showing the recorded part of the sequence: 169.

DeficientOddComposite

Divisor catalog (16)

17171191371639591,1412,3292,77116,30319,39722,331156,317379,6272,657,389

Showing 16 of 16.

Collatz trajectory (169 steps)

Even: n → n/2; Odd: n → 3n + 1

2,657,3897,972,1683,986,0841,993,042996,5212,989,5641,494,782747,3912,242,1741,121,0873,363,2621,681,6315,044,8942,522,4477,567,3423,783,67111,351,0145,675,50717,026,5228,513,26125,539,78412,769,8926,384,9463,192,4739,577,4204,788,7102,394,3557,183,0663,591,53310,774,6005,387,3002,693,6501,346,8254,040,4762,020,2381,010,1193,030,3581,515,1794,545,5382,272,7696,818,3083,409,1541,704,5775,113,7322,556,8661,278,4333,835,3001,917,650958,8252,876,4761,438,238719,1192,157,3581,078,6793,236,0381,618,0194,854,0582,427,0297,281,0883,640,544

Showing 60 of 60.

Prime factorization

Factorization: 7 × 17 × 137 × 163
Distinct prime factors: 4
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 16
Divisor sum: 3,259,008
Proper-divisor sum: 601,619
Digit sum: 40
Digital root: 4

Number bases

Decimal: 2657389
Binary: 1010001000110001101101 (22 bits)
Octal: 0o12106155
Hexadecimal: 0x288C6D