Integer Atlas 10

Integer Profile

1,280,822

2 × 640411

Prime factors, divisor sums, positional representations and sequence properties for 1,280,822. The prime factorization is 2 × 640411.

Number of positive divisors: 4. Showing the recorded part of the sequence: 173.

DeficientEvenComposite

Number bases

Decimal
1280822
Binary
100111000101100110110 (21 bits)
Octal
0o4705466
Hexadecimal
0x138B36

Divisor catalog (4)

Showing 4 of 4.

Collatz trajectory (173 steps)

Even: n → n/2; Odd: n → 3n + 1

Showing 60 of 60.

Prime factorization

Factorization
2 × 640411
Distinct prime factors
2
Perfect square
No
Parity
Even

Arithmetic properties

Positive divisors
4
Divisor sum
1,921,236
Proper-divisor sum
640,414
Digit sum
23
Digital root
5

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