Integer Atlas 18

Integer Profile

1,387,938

2 × 3 × 231323

Prime factors, divisor sums, positional representations and sequence properties for 1,387,938. The prime factorization is 2 × 3 × 231323.

Number of positive divisors: 8. Showing the recorded part of the sequence: 75.

AbundantEvenComposite

Divisor catalog (8)

Showing 8 of 8.

Collatz trajectory (75 steps)

Even: n → n/2; Odd: n → 3n + 1

Showing 60 of 60.

Prime factorization

Factorization
2 × 3 × 231323
Distinct prime factors
3
Perfect square
No
Parity
Even

Arithmetic properties

Positive divisors
8
Divisor sum
2,775,888
Proper-divisor sum
1,387,950
Digit sum
39
Digital root
3

Number bases

Decimal
1387938
Binary
101010010110110100010 (21 bits)
Octal
0o5226642
Hexadecimal
0x152DA2

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