Base | Representation |
---|---|
bin | 100011000001010111… |
… | …0100101100001110100 |
3 | 21012010100112201122220 |
4 | 1012002232211201310 |
5 | 2213011132210302 |
6 | 54314441522340 |
7 | 5301500566212 |
oct | 1060256454164 |
9 | 235110481586 |
10 | 75207694452 |
11 | 29993867a90 |
12 | 126aaaa33b0 |
13 | 7127325867 |
14 | 38d64ddcb2 |
15 | 1e528e14bc |
hex | 1182ba5874 |
75207694452 has 48 divisors (see below), whose sum is σ = 201513446400. Its totient is φ = 21590724960.
The previous prime is 75207694447. The next prime is 75207694477. The reversal of 75207694452 is 25449670257.
It is a junction number, because it is equal to n+sod(n) for n = 75207694395 and 75207694404.
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, 14991052 + ... + 14996067.
It is an arithmetic number, because the mean of its divisors is an integer number (4198196800).
Almost surely, 275207694452 is an apocalyptic number.
It is an amenable number.
75207694452 is an abundant number, since it is smaller than the sum of its proper divisors (126305751948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75207694452 is a wasteful number, since it uses less digits than its factorization.
75207694452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29987156 (or 29987154 counting only the distinct ones).
The product of its (nonzero) digits is 4233600, while the sum is 51.
The spelling of 75207694452 in words is "seventy-five billion, two hundred seven million, six hundred ninety-four thousand, four hundred fifty-two".
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