Integer Profile

1,991,249

13 × 47 × 3259

Prime factors, divisor sums, positional representations and sequence properties for 1,991,249. The prime factorization is 13 × 47 × 3259.

Number of positive divisors: 8. Showing the recorded part of the sequence: 122.

DeficientOddComposite

Divisor catalog (8)

113476113,25942,367153,1731,991,249

Showing 8 of 8.

Collatz trajectory (122 steps)

Even: n → n/2; Odd: n → 3n + 1

1,991,2495,973,7482,986,8741,493,4374,480,3122,240,1561,120,078560,0391,680,118840,0592,520,1781,260,0893,780,2681,890,134945,0672,835,2021,417,6014,252,8042,126,4021,063,2013,189,6041,594,802797,4012,392,2041,196,102598,0511,794,154897,0772,691,2321,345,616672,808336,404168,20284,101252,304126,15263,07631,53815,76947,30823,65411,82735,48217,74153,22426,61213,3066,65319,9609,9804,9902,4957,4863,74311,2305,61516,8468,42325,27012,635

Showing 60 of 60.

Prime factorization

Factorization: 13 × 47 × 3259
Distinct prime factors: 3
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 8
Divisor sum: 2,190,720
Proper-divisor sum: 199,471
Digit sum: 35
Digital root: 8

Number bases

Decimal: 1991249
Binary: 111100110001001010001 (21 bits)
Octal: 0o7461121
Hexadecimal: 0x1E6251