Base | Representation |
---|---|
bin | 1111010101100… |
… | …0100010011110 |
3 | 11111001002101200 |
4 | 3311120202132 |
5 | 112431411130 |
6 | 10214420330 |
7 | 1410521514 |
oct | 365304236 |
9 | 144032350 |
10 | 64325790 |
11 | 33345a11 |
12 | 196616a6 |
13 | 10432bc9 |
14 | 87864b4 |
15 | 59a9760 |
hex | 3d5889e |
64325790 has 48 divisors (see below), whose sum is σ = 177089328. Its totient is φ = 16144128.
The previous prime is 64325783. The next prime is 64325803. The reversal of 64325790 is 9752346.
64325790 is a `hidden beast` number, since 643 + 2 + 5 + 7 + 9 + 0 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19492 + ... + 22551.
It is an arithmetic number, because the mean of its divisors is an integer number (3689361).
Almost surely, 264325790 is an apocalyptic number.
64325790 is an abundant number, since it is smaller than the sum of its proper divisors (112763538).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64325790 is a wasteful number, since it uses less digits than its factorization.
64325790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42073 (or 42070 counting only the distinct ones).
The product of its (nonzero) digits is 45360, while the sum is 36.
The square root of 64325790 is about 8020.3360278731. The cubic root of 64325790 is about 400.6775807295.
The spelling of 64325790 in words is "sixty-four million, three hundred twenty-five thousand, seven hundred ninety".
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