Integer Atlas 15

Integer Profile

2,217,122

2 × 1108561

Prime factors, divisor sums, positional representations and sequence properties for 2,217,122. The prime factorization is 2 × 1108561.

Number of positive divisors: 4. Showing the recorded part of the sequence: 104.

DeficientEvenComposite

Divisor catalog (4)

Showing 4 of 4.

Collatz trajectory (104 steps)

Even: n → n/2; Odd: n → 3n + 1

Showing 60 of 60.

Prime factorization

Factorization
2 × 1108561
Distinct prime factors
2
Perfect square
No
Parity
Even

Arithmetic properties

Positive divisors
4
Divisor sum
3,325,686
Proper-divisor sum
1,108,564
Digit sum
17
Digital root
8

Number bases

Decimal
2217122
Binary
1000011101010010100010 (22 bits)
Octal
0o10352242
Hexadecimal
0x21D4A2

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