Integer Profile

1,871,842

2 × 7 × 19 × 31 × 227

Prime factors, divisor sums, positional representations and sequence properties for 1,871,842. The prime factorization is 2 × 7 × 19 × 31 × 227.

Number of positive divisors: 32. Showing the recorded part of the sequence: 171.

DeficientEvenComposite

Collatz trajectory (171 steps)

Even: n → n/2; Odd: n → 3n + 1

1,871,842935,9212,807,7641,403,882701,9412,105,8241,052,912526,456263,228131,61465,807197,42298,711296,134148,067444,202222,101666,304333,152166,57683,28841,64420,82210,41131,23415,61746,85223,42611,71335,14017,5708,78526,35613,1786,58919,7689,8844,9422,4717,4143,70711,1225,56116,6848,3424,17112,5146,25718,7729,3864,69314,0807,0403,5201,76088044022011055

Showing 60 of 60.

Prime factorization

Factorization: 2 × 7 × 19 × 31 × 227
Distinct prime factors: 5
Perfect square: No
Parity: Even

Arithmetic properties

Positive divisors: 32
Divisor sum: 3,502,080
Proper-divisor sum: 1,630,238
Digit sum: 31
Digital root: 4

Number bases

Decimal: 1871842
Binary: 111001000111111100010 (21 bits)
Octal: 0o7107742
Hexadecimal: 0x1C8FE2

Divisor catalog (32)

12714193138621332172272664344545891,1781,5893,1784,1234,3137,0378,2468,62614,07430,19149,25960,38298,518133,703267,406935,9211,871,842

Showing 32 of 32.