Base | Representation |
---|---|
bin | 1010011110011… |
… | …10001110001100 |
3 | 20010100120212220 |
4 | 11033032032030 |
5 | 134444021432 |
6 | 12415255340 |
7 | 2114636454 |
oct | 517161614 |
9 | 203316786 |
10 | 87876492 |
11 | 45670a00 |
12 | 2551a550 |
13 | 1528a532 |
14 | b956d64 |
15 | 7aac72c |
hex | 53ce38c |
87876492 has 36 divisors (see below), whose sum is σ = 225383928. Its totient is φ = 26628800.
The previous prime is 87876479. The next prime is 87876493. The reversal of 87876492 is 29467878.
It is not an unprimeable number, because it can be changed into a prime (87876493) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28809 + ... + 31712.
Almost surely, 287876492 is an apocalyptic number.
It is an amenable number.
87876492 is an abundant number, since it is smaller than the sum of its proper divisors (137507436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87876492 is a wasteful number, since it uses less digits than its factorization.
87876492 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60550 (or 60537 counting only the distinct ones).
The product of its digits is 1354752, while the sum is 51.
The square root of 87876492 is about 9374.2462096960. The cubic root of 87876492 is about 444.5878302824.
The spelling of 87876492 in words is "eighty-seven million, eight hundred seventy-six thousand, four hundred ninety-two".
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