Integer Profile

1,901,721

3 × 163 × 3889

Prime factors, divisor sums, positional representations and sequence properties for 1,901,721. The prime factorization is 3 × 163 × 3889.

Number of positive divisors: 8. Showing the recorded part of the sequence: 101.

DeficientOddComposite

Arithmetic properties

Positive divisors: 8
Divisor sum: 2,551,840
Proper-divisor sum: 650,119
Digit sum: 21
Digital root: 3

Number bases

Decimal: 1901721
Binary: 111010000010010011001 (21 bits)
Octal: 0o7202231
Hexadecimal: 0x1D0499

Divisor catalog (8)

131634893,88911,667633,9071,901,721

Showing 8 of 8.

Collatz trajectory (101 steps)

Even: n → n/2; Odd: n → 3n + 1

1,901,7215,705,1642,852,5821,426,2914,278,8742,139,4376,418,3123,209,1561,604,578802,2892,406,8681,203,434601,7171,805,152902,576451,288225,644112,82256,411169,23484,617253,852126,92663,463190,39095,195285,586142,793428,380214,190107,095321,286160,643481,930240,965722,896361,448180,72490,36245,181135,54467,77233,88616,94350,83025,41576,24638,123114,37057,185171,55685,77842,889128,66864,33432,16796,50248,251144,75472,377

Showing 60 of 60.

Prime factorization

Factorization: 3 × 163 × 3889
Distinct prime factors: 3
Perfect square: No
Parity: Odd