Base | Representation |
---|---|
bin | 1111110010110… |
… | …1000110101100 |
3 | 11121122121002212 |
4 | 3330231012230 |
5 | 113424320121 |
6 | 10323505552 |
7 | 1433034134 |
oct | 374550654 |
9 | 147577085 |
10 | 66245036 |
11 | 34436970 |
12 | 1a2282b8 |
13 | 10955660 |
14 | 8b25ac4 |
15 | 5c3825b |
hex | 3f2d1ac |
66245036 has 48 divisors (see below), whose sum is σ = 137168640. Its totient is φ = 27597120.
The previous prime is 66245029. The next prime is 66245057. The reversal of 66245036 is 63054266.
It is a junction number, because it is equal to n+sod(n) for n = 66244993 and 66245011.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102065 + ... + 102711.
It is an arithmetic number, because the mean of its divisors is an integer number (2857680).
Almost surely, 266245036 is an apocalyptic number.
It is an amenable number.
66245036 is an abundant number, since it is smaller than the sum of its proper divisors (70923604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66245036 is a wasteful number, since it uses less digits than its factorization.
66245036 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 854 (or 852 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 32.
The square root of 66245036 is about 8139.1053562416. The cubic root of 66245036 is about 404.6235103060.
The spelling of 66245036 in words is "sixty-six million, two hundred forty-five thousand, thirty-six".
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