Integer Profile

1,638,332

2^2 × 19 × 21557

Prime factors, divisor sums, positional representations and sequence properties for 1,638,332. The prime factorization is 2^2 × 19 × 21557.

Number of positive divisors: 12. Showing the recorded part of the sequence: 88.

DeficientEvenComposite

Arithmetic properties

Positive divisors: 12
Divisor sum: 3,018,120
Proper-divisor sum: 1,379,788
Digit sum: 26
Digital root: 8

Number bases

Decimal: 1638332
Binary: 110001111111110111100 (21 bits)
Octal: 0o6177674
Hexadecimal: 0x18FFBC

Divisor catalog (12)

12419387621,55743,11486,228409,583819,1661,638,332

Showing 12 of 12.

Collatz trajectory (88 steps)

Even: n → n/2; Odd: n → 3n + 1

1,638,332819,166409,5831,228,750614,3751,843,126921,5632,764,6901,382,3454,147,0362,073,5181,036,7593,110,2781,555,1394,665,4182,332,7096,998,1283,499,0641,749,532874,766437,3831,312,150656,0751,968,226984,1132,952,3401,476,170738,0852,214,2561,107,128553,564276,782138,391415,174207,587622,762311,381934,144467,072233,536116,76858,38429,19214,5967,2983,64910,9485,4742,7378,2124,1062,0536,1603,0801,5407703851,156578289

Showing 60 of 60.

Prime factorization

Factorization: 2^2 × 19 × 21557
Distinct prime factors: 3
Perfect square: No
Parity: Even