Base | Representation |
---|---|
bin | 1010011011110… |
… | …01101011011100 |
3 | 20002200222212102 |
4 | 11031321223130 |
5 | 134401431304 |
6 | 12404024232 |
7 | 2111665046 |
oct | 515715334 |
9 | 202628772 |
10 | 87530204 |
11 | 45454813 |
12 | 25392078 |
13 | 15198a28 |
14 | b8a6a96 |
15 | 7a3ed1e |
hex | 5379adc |
87530204 has 6 divisors (see below), whose sum is σ = 153177864. Its totient is φ = 43765100.
The previous prime is 87530171. The next prime is 87530221. The reversal of 87530204 is 40203578.
It is a happy number.
It is a super-2 number, since 2×875302042 = 15323073224563232, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10941272 + ... + 10941279.
It is an arithmetic number, because the mean of its divisors is an integer number (25529644).
Almost surely, 287530204 is an apocalyptic number.
It is an amenable number.
87530204 is a deficient number, since it is larger than the sum of its proper divisors (65647660).
87530204 is a wasteful number, since it uses less digits than its factorization.
87530204 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21882555 (or 21882553 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 87530204 is about 9355.7577993447. The cubic root of 87530204 is about 444.0030773804.
The spelling of 87530204 in words is "eighty-seven million, five hundred thirty thousand, two hundred four".
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