Base | Representation |
---|---|
bin | 1010011000010… |
… | …01000011000010 |
3 | 20001211120000211 |
4 | 11030021003002 |
5 | 134242200431 |
6 | 12350104334 |
7 | 2105034043 |
oct | 514110302 |
9 | 201746024 |
10 | 87068866 |
11 | 4516a145 |
12 | 251ab0aa |
13 | 15066a51 |
14 | b7c68ca |
15 | 799d2b1 |
hex | 53090c2 |
87068866 has 8 divisors (see below), whose sum is σ = 138285900. Its totient is φ = 40973568.
The previous prime is 87068857. The next prime is 87068879. The reversal of 87068866 is 66886078.
It can be written as a sum of positive squares in 2 ways, for example, as 82355625 + 4713241 = 9075^2 + 2171^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1280391 + ... + 1280458.
Almost surely, 287068866 is an apocalyptic number.
87068866 is a deficient number, since it is larger than the sum of its proper divisors (51217034).
87068866 is a wasteful number, since it uses less digits than its factorization.
87068866 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2560868.
The product of its (nonzero) digits is 774144, while the sum is 49.
The square root of 87068866 is about 9331.0699279343. The cubic root of 87068866 is about 443.2216464782.
The spelling of 87068866 in words is "eighty-seven million, sixty-eight thousand, eight hundred sixty-six".
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