Base | Representation |
---|---|
bin | 101010001001001100… |
… | …110011111000011110 |
3 | 11022210122200212122002 |
4 | 222021030303320132 |
5 | 1220133341303130 |
6 | 32442132522302 |
7 | 3161242325654 |
oct | 521114637036 |
9 | 138718625562 |
10 | 45251509790 |
11 | 18211330083 |
12 | 892a780392 |
13 | 4362061ac6 |
14 | 2293c1cdd4 |
15 | 129ca6eb45 |
hex | a89333e1e |
45251509790 has 32 divisors (see below), whose sum is σ = 85935168000. Its totient is φ = 17108847648.
The previous prime is 45251509757. The next prime is 45251509819. The reversal of 45251509790 is 9790515254.
45251509790 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
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, 187850 + ... + 354669.
It is an arithmetic number, because the mean of its divisors is an integer number (2685474000).
Almost surely, 245251509790 is an apocalyptic number.
45251509790 is a deficient number, since it is larger than the sum of its proper divisors (40683658210).
45251509790 is a wasteful number, since it uses less digits than its factorization.
45251509790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 542984.
The product of its (nonzero) digits is 567000, while the sum is 47.
The spelling of 45251509790 in words is "forty-five billion, two hundred fifty-one million, five hundred nine thousand, seven hundred ninety".
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