Base | Representation |
---|---|
bin | 1111010001001… |
… | …1010010110000 |
3 | 11110111200022212 |
4 | 3310103102300 |
5 | 112343322120 |
6 | 10204351252 |
7 | 1405230560 |
oct | 364232260 |
9 | 143450285 |
10 | 64042160 |
11 | 33171906 |
12 | 19545528 |
13 | 10363a90 |
14 | 8710da0 |
15 | 59506c5 |
hex | 3d134b0 |
64042160 has 160 divisors (see below), whose sum is σ = 193320960. Its totient is φ = 19160064.
The previous prime is 64042133. The next prime is 64042171. The reversal of 64042160 is 6124046.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 138089 + ... + 138551.
It is an arithmetic number, because the mean of its divisors is an integer number (1208256).
Almost surely, 264042160 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 64042160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96660480).
64042160 is an abundant number, since it is smaller than the sum of its proper divisors (129278800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64042160 is a wasteful number, since it uses less digits than its factorization.
64042160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 515 (or 509 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 23.
The square root of 64042160 is about 8002.6345661913. The cubic root of 64042160 is about 400.0878140537.
The spelling of 64042160 in words is "sixty-four million, forty-two thousand, one hundred sixty".
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