Integer Atlas 18

Integer Profile

1,387,779

3 × 19 × 97 × 251

Prime factors, divisor sums, positional representations and sequence properties for 1,387,779. The prime factorization is 3 × 19 × 97 × 251.

Number of positive divisors: 16. Showing the recorded part of the sequence: 106.

DeficientOddComposite

Divisor catalog (16)

Showing 16 of 16.

Collatz trajectory (106 steps)

Even: n → n/2; Odd: n → 3n + 1

Showing 60 of 60.

Prime factorization

Factorization
3 × 19 × 97 × 251
Distinct prime factors
4
Perfect square
No
Parity
Odd

Arithmetic properties

Positive divisors
16
Divisor sum
1,975,680
Proper-divisor sum
587,901
Digit sum
42
Digital root
6

Number bases

Decimal
1387779
Binary
101010010110100000011 (21 bits)
Octal
0o5226403
Hexadecimal
0x152D03

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