Integer Profile

1,321,236

2^2 × 3^2 × 7^3 × 107

Prime factors, divisor sums, positional representations and sequence properties for 1,321,236. The prime factorization is 2^2 × 3^2 × 7^3 × 107.

Number of positive divisors: 72. Showing the recorded part of the sequence: 155.

AbundantEvenComposite

Divisor catalog (72)

123467912141821283642496384981071261471962142522943213434284415886426867498829631,0291,2841,3721,4981,7641,9262,0582,2472,9963,0873,8524,1164,4945,2436,1746,7418,98810,48612,34813,48215,72920,97226,96431,45836,701

Showing 60 of 72.

Collatz trajectory (155 steps)

Even: n → n/2; Odd: n → 3n + 1

1,321,236660,618330,309990,928495,464247,732123,86661,933185,80092,90046,45023,22569,67634,83817,41952,25826,12978,38839,19419,59758,79229,39614,6987,34922,04811,0245,5122,7561,3786892,0681,0345171,55277638819497292146732201105516683250125376188944714271214107322161484242

Showing 60 of 60.

Prime factorization

Factorization: 2^2 × 3^2 × 7^3 × 107
Distinct prime factors: 4
Perfect square: No
Parity: Even

Arithmetic properties

Positive divisors: 72
Divisor sum: 3,931,200
Proper-divisor sum: 2,609,964
Digit sum: 18
Digital root: 9

Number bases

Decimal: 1321236
Binary: 101000010100100010100 (21 bits)
Octal: 0o5024424
Hexadecimal: 0x142914