Base | Representation |
---|---|
bin | 1010010111111… |
… | …10011000000100 |
3 | 20001202100001221 |
4 | 11023332120010 |
5 | 134234301111 |
6 | 12345130124 |
7 | 2104462441 |
oct | 513763004 |
9 | 201670057 |
10 | 87025156 |
11 | 4513a319 |
12 | 25189944 |
13 | 1504cb9a |
14 | b7b49c8 |
15 | 7990371 |
hex | 52fe604 |
87025156 has 6 divisors (see below), whose sum is σ = 152294030. Its totient is φ = 43512576.
The previous prime is 87025151. The next prime is 87025181. The reversal of 87025156 is 65152078.
It can be written as a sum of positive squares in only one way, i.e., 85858756 + 1166400 = 9266^2 + 1080^2 .
It is not an unprimeable number, because it can be changed into a prime (87025151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10878141 + ... + 10878148.
Almost surely, 287025156 is an apocalyptic number.
It is an amenable number.
87025156 is a deficient number, since it is larger than the sum of its proper divisors (65268874).
87025156 is a wasteful number, since it uses less digits than its factorization.
87025156 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21756293 (or 21756291 counting only the distinct ones).
The product of its (nonzero) digits is 16800, while the sum is 34.
The square root of 87025156 is about 9328.7274587695. The cubic root of 87025156 is about 443.1474658828.
The spelling of 87025156 in words is "eighty-seven million, twenty-five thousand, one hundred fifty-six".
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