Base | Representation |
---|---|
bin | 101010000010000011… |
… | …100100000101111010 |
3 | 11022111022011010110202 |
4 | 222002003210011322 |
5 | 1214412200122211 |
6 | 32422211442202 |
7 | 3155255440556 |
oct | 520203440572 |
9 | 138438133422 |
10 | 45131645306 |
11 | 1815a701120 |
12 | 88b65b6362 |
13 | 4343284787 |
14 | 2281d3a866 |
15 | 129229453b |
hex | a820e417a |
45131645306 has 32 divisors (see below), whose sum is σ = 76357969920. Its totient is φ = 19820372400.
The previous prime is 45131645261. The next prime is 45131645309. The reversal of 45131645306 is 60354613154.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 45131645306.
It is not an unprimeable number, because it can be changed into a prime (45131645309) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 368705 + ... + 475611.
It is an arithmetic number, because the mean of its divisors is an integer number (2386186560).
Almost surely, 245131645306 is an apocalyptic number.
45131645306 is a deficient number, since it is larger than the sum of its proper divisors (31226324614).
45131645306 is a wasteful number, since it uses less digits than its factorization.
45131645306 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 107570.
The product of its (nonzero) digits is 129600, while the sum is 38.
The spelling of 45131645306 in words is "forty-five billion, one hundred thirty-one million, six hundred forty-five thousand, three hundred six".
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