Integer Profile

1,921,251

3 × 587 × 1091

Prime factors, divisor sums, positional representations and sequence properties for 1,921,251. The prime factorization is 3 × 587 × 1091.

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

DeficientOddComposite

Collatz trajectory (122 steps)

Even: n → n/2; Odd: n → 3n + 1

1,921,2515,763,7542,881,8778,645,6324,322,8162,161,4081,080,704540,352270,176135,08867,54433,77216,8868,44325,33012,66537,99618,9989,49928,49814,24942,74821,37410,68732,06216,03148,09424,04772,14236,071108,21454,107162,32281,161243,484121,74260,871182,61491,307273,922136,961410,884205,442102,721308,164154,08277,041231,124115,56257,781173,34486,67243,33621,66810,8345,41716,2528,1264,06312,190

Showing 60 of 60.

Prime factorization

Factorization: 3 × 587 × 1091
Distinct prime factors: 3
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 8
Divisor sum: 2,568,384
Proper-divisor sum: 647,133
Digit sum: 21
Digital root: 3

Number bases

Decimal: 1921251
Binary: 111010101000011100011 (21 bits)
Octal: 0o7250343
Hexadecimal: 0x1D50E3

Divisor catalog (8)

135871,0911,7613,273640,4171,921,251

Showing 8 of 8.