Integer Profile

1,897,142

2 × 13 × 131 × 557

Prime factors, divisor sums, positional representations and sequence properties for 1,897,142. The prime factorization is 2 × 13 × 131 × 557.

Number of positive divisors: 16. Showing the recorded part of the sequence: 202.

DeficientEvenComposite

Divisor catalog (16)

1213261312625571,1141,7033,4067,24114,48272,967145,934948,5711,897,142

Showing 16 of 16.

Collatz trajectory (202 steps)

Even: n → n/2; Odd: n → 3n + 1

1,897,142948,5712,845,7141,422,8574,268,5722,134,2861,067,1433,201,4301,600,7154,802,1462,401,0737,203,2203,601,6101,800,8055,402,4162,701,2081,350,604675,302337,6511,012,954506,4771,519,432759,716379,858189,929569,788284,894142,447427,342213,671641,014320,507961,522480,7611,442,284721,142360,5711,081,714540,8571,622,572811,286405,6431,216,930608,4651,825,396912,698456,3491,369,048684,524342,262171,131513,394256,697770,092385,046192,523577,570288,785866,356433,178

Showing 60 of 60.

Prime factorization

Factorization: 2 × 13 × 131 × 557
Distinct prime factors: 4
Perfect square: No
Parity: Even

Arithmetic properties

Positive divisors: 16
Divisor sum: 3,093,552
Proper-divisor sum: 1,196,410
Digit sum: 32
Digital root: 5

Number bases

Decimal: 1897142
Binary: 111001111001010110110 (21 bits)
Octal: 0o7171266
Hexadecimal: 0x1CF2B6