Base | Representation |
---|---|
bin | 1010011011001… |
… | …10100110111000 |
3 | 20002120000201020 |
4 | 11031212212320 |
5 | 134341431323 |
6 | 12402222440 |
7 | 2111221233 |
oct | 515464670 |
9 | 202500636 |
10 | 87452088 |
11 | 45401059 |
12 | 25354a20 |
13 | 1516c2c9 |
14 | b88641a |
15 | 7a26ae3 |
hex | 53669b8 |
87452088 has 32 divisors (see below), whose sum is σ = 219238800. Its totient is φ = 29069568.
The previous prime is 87452087. The next prime is 87452089. The reversal of 87452088 is 88025478.
It is an interprime number because it is at equal distance from previous prime (87452087) and next prime (87452089).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87452087) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4068 + ... + 13836.
Almost surely, 287452088 is an apocalyptic number.
It is an amenable number.
87452088 is an abundant number, since it is smaller than the sum of its proper divisors (131786712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87452088 is a wasteful number, since it uses less digits than its factorization.
87452088 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10151 (or 10147 counting only the distinct ones).
The product of its (nonzero) digits is 143360, while the sum is 42.
The square root of 87452088 is about 9351.5821121348. The cubic root of 87452088 is about 443.8709551121.
The spelling of 87452088 in words is "eighty-seven million, four hundred fifty-two thousand, eighty-eight".
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