Base | Representation |
---|---|
bin | 100011000101110100… |
… | …1000011010011000000 |
3 | 21012111202221100111000 |
4 | 1012023221003103000 |
5 | 2213312423112324 |
6 | 54341343052000 |
7 | 5305264646454 |
oct | 1061351032300 |
9 | 235452840430 |
10 | 75357238464 |
11 | 29a60218682 |
12 | 12730ba1000 |
13 | 714c2c5041 |
14 | 390c30a664 |
15 | 1e60ad09c9 |
hex | 118ba434c0 |
75357238464 has 112 divisors (see below), whose sum is σ = 225716531040. Its totient is φ = 24645104640.
The previous prime is 75357238447. The next prime is 75357238469. The reversal of 75357238464 is 46483275357.
It is a happy number.
75357238464 is a `hidden beast` number, since 7 + 5 + 3 + 572 + 3 + 8 + 4 + 64 = 666.
It is a super-2 number, since 2×753572384642 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a self number, because there is not a number n which added to its sum of digits gives 75357238464.
It is not an unprimeable number, because it can be changed into a prime (75357238469) 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, 319827 + ... + 502994.
It is an arithmetic number, because the mean of its divisors is an integer number (2015326170).
Almost surely, 275357238464 is an apocalyptic number.
It is an amenable number.
75357238464 is an abundant number, since it is smaller than the sum of its proper divisors (150359292576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75357238464 is a wasteful number, since it uses less digits than its factorization.
75357238464 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 822895 (or 822879 counting only the distinct ones).
The product of its digits is 16934400, while the sum is 54.
The spelling of 75357238464 in words is "seventy-five billion, three hundred fifty-seven million, two hundred thirty-eight thousand, four hundred sixty-four".
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