Integer Profile

1,642,660

2^2 × 5 × 23 × 3571

Prime factors, divisor sums, positional representations and sequence properties for 1,642,660. The prime factorization is 2^2 × 5 × 23 × 3571.

Number of positive divisors: 24. Showing the recorded part of the sequence: 163.

AbundantEvenComposite

Divisor catalog (24)

124510202346921152304603,5717,14214,28417,85535,71071,42082,133164,266328,532410,665821,3301,642,660

Showing 24 of 24.

Collatz trajectory (163 steps)

Even: n → n/2; Odd: n → 3n + 1

1,642,660821,330410,6651,231,996615,998307,999923,998461,9991,385,998692,9992,078,9981,039,4993,118,4981,559,2494,677,7482,338,8741,169,4373,508,3121,754,156877,078438,5391,315,618657,8091,973,428986,714493,3571,480,072740,036370,018185,009555,028277,514138,757416,272208,136104,06852,03426,01778,05239,02619,51358,54029,27014,63543,90621,95365,86032,93016,46549,39624,69812,34937,04818,5249,2624,63113,8946,94720,84210,421

Showing 60 of 60.

Prime factorization

Factorization: 2^2 × 5 × 23 × 3571
Distinct prime factors: 4
Perfect square: No
Parity: Even

Arithmetic properties

Positive divisors: 24
Divisor sum: 3,600,576
Proper-divisor sum: 1,957,916
Digit sum: 25
Digital root: 7

Number bases

Decimal: 1642660
Binary: 110010001000010100100 (21 bits)
Octal: 0o6210244
Hexadecimal: 0x1910A4