Integer Atlas 18

Integer Profile

2,638,155

3 × 5 × 13 × 83 × 163

Prime factors, divisor sums, positional representations and sequence properties for 2,638,155. The prime factorization is 3 × 5 × 13 × 83 × 163.

Number of positive divisors: 32. Showing the recorded part of the sequence: 200.

DeficientOddComposite

Divisor catalog (32)

Showing 32 of 32.

Collatz trajectory (200 steps)

Even: n → n/2; Odd: n → 3n + 1

Showing 60 of 60.

Prime factorization

Factorization
3 × 5 × 13 × 83 × 163
Distinct prime factors
5
Perfect square
No
Parity
Odd

Arithmetic properties

Positive divisors
32
Divisor sum
4,628,736
Proper-divisor sum
1,990,581
Digit sum
30
Digital root
3

Number bases

Decimal
2638155
Binary
1010000100000101001011 (22 bits)
Octal
0o12040513
Hexadecimal
0x28414B

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