Integer Profile

1,216,005

3 × 5 × 7 × 37 × 313

Prime factors, divisor sums, positional representations and sequence properties for 1,216,005. The prime factorization is 3 × 5 × 7 × 37 × 313.

Number of positive divisors: 32. Showing the recorded part of the sequence: 341.

DeficientOddComposite

Collatz trajectory (341 steps)

Even: n → n/2; Odd: n → 3n + 1

1,216,0053,648,0161,824,008912,004456,002228,001684,004342,002171,001513,004256,502128,251384,754192,377577,132288,566144,283432,850216,425649,276324,638162,319486,958243,479730,438365,2191,095,658547,8291,643,488821,744410,872205,436102,71851,359154,07877,039231,118115,559346,678173,339520,018260,009780,028390,014195,007585,022292,511877,534438,7671,316,302658,1511,974,454987,2272,961,6821,480,8414,442,5242,221,2621,110,6313,331,8941,665,947

Showing 60 of 60.

Prime factorization

Factorization: 3 × 5 × 7 × 37 × 313
Distinct prime factors: 5
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 32
Divisor sum: 2,290,944
Proper-divisor sum: 1,074,939
Digit sum: 15
Digital root: 6

Number bases

Decimal: 1216005
Binary: 100101000111000000101 (21 bits)
Octal: 0o4507005
Hexadecimal: 0x128E05

Divisor catalog (32)

1357152135371051111852593135557779391,2951,5652,1913,8854,6956,57310,95511,58132,86534,74357,90581,067173,715243,201405,3351,216,005

Showing 32 of 32.