Integer Profile

1,800,806

2 × 7 × 128629

Prime factors, divisor sums, positional representations and sequence properties for 1,800,806. The prime factorization is 2 × 7 × 128629.

Number of positive divisors: 8. Showing the recorded part of the sequence: 189.

DeficientEvenComposite

Collatz trajectory (189 steps)

Even: n → n/2; Odd: n → 3n + 1

1,800,806900,4032,701,2101,350,6054,051,8162,025,9081,012,954506,4771,519,432759,716379,858189,929569,788284,894142,447427,342213,671641,014320,507961,522480,7611,442,284721,142360,5711,081,714540,8571,622,572811,286405,6431,216,930608,4651,825,396912,698456,3491,369,048684,524342,262171,131513,394256,697770,092385,046192,523577,570288,785866,356433,178216,589649,768324,884162,44281,221243,664121,83260,91630,45815,22945,68822,84411,422

Showing 60 of 60.

Prime factorization

Factorization: 2 × 7 × 128629
Distinct prime factors: 3
Perfect square: No
Parity: Even

Arithmetic properties

Positive divisors: 8
Divisor sum: 3,087,120
Proper-divisor sum: 1,286,314
Digit sum: 23
Digital root: 5

Number bases

Decimal: 1800806
Binary: 110110111101001100110 (21 bits)
Octal: 0o6675146
Hexadecimal: 0x1B7A66

Divisor catalog (8)

12714128,629257,258900,4031,800,806

Showing 8 of 8.