Integer Profile

1,220,786

2 × 7^2 × 12457

Prime factors, divisor sums, positional representations and sequence properties for 1,220,786. The prime factorization is 2 × 7^2 × 12457.

Number of positive divisors: 12. Showing the recorded part of the sequence: 111.

DeficientEvenComposite

Number bases

Decimal: 1220786
Binary: 100101010000010110010 (21 bits)
Octal: 0o4520262
Hexadecimal: 0x12A0B2

Divisor catalog (12)

12714499812,45724,91487,199174,398610,3931,220,786

Showing 12 of 12.

Collatz trajectory (111 steps)

Even: n → n/2; Odd: n → 3n + 1

1,220,786610,3931,831,180915,590457,7951,373,386686,6932,060,0801,030,040515,020257,510128,755386,266193,133579,400289,700144,85072,425217,276108,63854,319162,95881,479244,438122,219366,658183,329549,988274,994137,497412,492206,246103,123309,370154,685464,056232,028116,01458,007174,02287,011261,034130,517391,552195,77697,88848,94424,47212,2366,1183,0599,1784,58913,7686,8843,4421,7215,1642,5821,291

Showing 60 of 60.

Prime factorization

Factorization: 2 × 7^2 × 12457
Distinct prime factors: 3
Perfect square: No
Parity: Even

Arithmetic properties

Positive divisors: 12
Divisor sum: 2,130,318
Proper-divisor sum: 909,532
Digit sum: 26
Digital root: 8