Base | Representation |
---|---|
bin | 1010011001010… |
… | …00001110011000 |
3 | 20002002001012112 |
4 | 11030220032120 |
5 | 134310242233 |
6 | 12352531452 |
7 | 2106105254 |
oct | 514501630 |
9 | 202061175 |
10 | 87196568 |
11 | 45247088 |
12 | 25250b88 |
13 | 150acc04 |
14 | b81b264 |
15 | 79c6048 |
hex | 5328398 |
87196568 has 32 divisors (see below), whose sum is σ = 168792960. Its totient is φ = 42197760.
The previous prime is 87196541. The next prime is 87196573. The reversal of 87196568 is 86569178.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65348 + ... + 66668.
It is an arithmetic number, because the mean of its divisors is an integer number (5274780).
Almost surely, 287196568 is an apocalyptic number.
It is an amenable number.
87196568 is a deficient number, since it is larger than the sum of its proper divisors (81596392).
87196568 is a wasteful number, since it uses less digits than its factorization.
87196568 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1587 (or 1583 counting only the distinct ones).
The product of its digits is 725760, while the sum is 50.
The square root of 87196568 is about 9337.9102587249. The cubic root of 87196568 is about 443.4382284566.
The spelling of 87196568 in words is "eighty-seven million, one hundred ninety-six thousand, five hundred sixty-eight".
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