Integer Profile

7,021,221

3 × 17 × 31 × 4441

Prime factors, divisor sums, positional representations and sequence properties for 7,021,221. The prime factorization is 3 × 17 × 31 × 4441.

Number of positive divisors: 16. Showing the recorded part of the sequence: 341.

DeficientOddComposite

Arithmetic properties

Positive divisors: 16
Divisor sum: 10,234,368
Proper-divisor sum: 3,213,147
Digit sum: 15
Digital root: 6

Number bases

Decimal: 7021221
Binary: 11010110010001010100101 (23 bits)
Octal: 0o32621245
Hexadecimal: 0x6B22A5

Divisor catalog (16)

13173151935271,5814,44113,32375,497137,671226,491413,0132,340,4077,021,221

Showing 16 of 16.

Collatz trajectory (341 steps)

Even: n → n/2; Odd: n → 3n + 1

7,021,22121,063,66410,531,8325,265,9162,632,9581,316,4793,949,4381,974,7195,924,1582,962,0798,886,2384,443,11913,329,3586,664,67919,994,0389,997,01929,991,05814,995,52944,986,58822,493,29411,246,64733,739,94216,869,97150,609,91425,304,95775,914,87237,957,43618,978,7189,489,35928,468,07814,234,03942,702,11821,351,05964,053,17832,026,58996,079,76848,039,88424,019,94212,009,97136,029,91418,014,95754,044,87227,022,43613,511,2186,755,60920,266,82810,133,4145,066,70715,200,1227,600,06122,800,18411,400,0925,700,0462,850,0238,550,0704,275,03512,825,1066,412,55319,237,6609,618,830

Showing 60 of 60.

Prime factorization

Factorization: 3 × 17 × 31 × 4441
Distinct prime factors: 4
Perfect square: No
Parity: Odd