Integer Profile

7,775,721

3^2 × 389 × 2221

Prime factors, divisor sums, positional representations and sequence properties for 7,775,721. The prime factorization is 3^2 × 389 × 2221.

Number of positive divisors: 12. Showing the recorded part of the sequence: 279.

DeficientOddComposite

Collatz trajectory (279 steps)

Even: n → n/2; Odd: n → 3n + 1

7,775,72123,327,16411,663,5825,831,79117,495,3748,747,68726,243,06213,121,53139,364,59419,682,29759,046,89229,523,44614,761,72344,285,17022,142,58566,427,75633,213,87816,606,93949,820,81824,910,40974,731,22837,365,61418,682,80756,048,42228,024,21184,072,63442,036,317126,108,95263,054,47631,527,23815,763,61947,290,85823,645,42970,936,28835,468,14417,734,0728,867,0364,433,5182,216,7596,650,2783,325,1399,975,4184,987,70914,963,1287,481,5643,740,7821,870,3915,611,1742,805,5878,416,7624,208,38112,625,1446,312,5723,156,2861,578,1434,734,4302,367,2157,101,6463,550,82310,652,470

Showing 60 of 60.

Prime factorization

Factorization: 3^2 × 389 × 2221
Distinct prime factors: 3
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 12
Divisor sum: 11,265,540
Proper-divisor sum: 3,489,819
Digit sum: 36
Digital root: 9

Number bases

Decimal: 7775721
Binary: 11101101010010111101001 (23 bits)
Octal: 0o35522751
Hexadecimal: 0x76A5E9

Divisor catalog (12)

1393891,1672,2213,5016,66319,989863,9692,591,9077,775,721

Showing 12 of 12.