Integer Profile

7,644,221

13 × 47 × 12511

Prime factors, divisor sums, positional representations and sequence properties for 7,644,221. The prime factorization is 13 × 47 × 12511.

Number of positive divisors: 8. Showing the recorded part of the sequence: 217.

DeficientOddComposite

Arithmetic properties

Positive divisors: 8
Divisor sum: 8,408,064
Proper-divisor sum: 763,843
Digit sum: 26
Digital root: 8

Number bases

Decimal: 7644221
Binary: 11101001010010000111101 (23 bits)
Octal: 0o35122075
Hexadecimal: 0x74A43D

Divisor catalog (8)

1134761112,511162,643588,0177,644,221

Showing 8 of 8.

Collatz trajectory (217 steps)

Even: n → n/2; Odd: n → 3n + 1

7,644,22122,932,66411,466,3325,733,1662,866,5838,599,7504,299,87512,899,6266,449,81319,349,4409,674,7204,837,3602,418,6801,209,340604,670302,335907,006453,5031,360,510680,2552,040,7661,020,3833,061,1501,530,5754,591,7262,295,8636,887,5903,443,79510,331,3865,165,69315,497,0807,748,5403,874,2701,937,1355,811,4062,905,7038,717,1104,358,55513,075,6666,537,83319,613,5009,806,7504,903,37514,710,1267,355,06322,065,19011,032,59533,097,78616,548,89349,646,68024,823,34012,411,6706,205,83518,617,5069,308,75327,926,26013,963,1306,981,56520,944,69610,472,348

Showing 60 of 60.

Prime factorization

Factorization: 13 × 47 × 12511
Distinct prime factors: 3
Perfect square: No
Parity: Odd