Integer Profile

7,218,393

3 × 7 × 13 × 137 × 193

Prime factors, divisor sums, positional representations and sequence properties for 7,218,393. The prime factorization is 3 × 7 × 13 × 137 × 193.

Number of positive divisors: 32. Showing the recorded part of the sequence: 160.

DeficientOddComposite

Collatz trajectory (160 steps)

Even: n → n/2; Odd: n → 3n + 1

7,218,39321,655,18010,827,5905,413,79516,241,3868,120,69324,362,08012,181,0406,090,5203,045,2601,522,630761,3152,283,9461,141,9733,425,9201,712,960856,480428,240214,120107,06053,53026,76580,29640,14820,07410,03730,11215,0567,5283,7641,8829412,8241,4127063531,0605302657963981995982998984491,3486743371,01250625376038019095286143430215

Showing 60 of 60.

Prime factorization

Factorization: 3 × 7 × 13 × 137 × 193
Distinct prime factors: 5
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 32
Divisor sum: 11,993,856
Proper-divisor sum: 4,775,463
Digit sum: 33
Digital root: 6

Number bases

Decimal: 7218393
Binary: 11011100010010011011001 (23 bits)
Octal: 0o33422331
Hexadecimal: 0x6E24D9

Divisor catalog (32)

137132139911371932734115799591,3511,7812,5092,8774,0535,3437,52712,46717,56326,44137,40152,68979,323185,087343,733555,2611,031,1992,406,1317,218,393

Showing 32 of 32.