Base | Representation |
---|---|
bin | 1010011010001… |
… | …00001100000000 |
3 | 20002021212022121 |
4 | 11031010030000 |
5 | 134322423404 |
6 | 12355214024 |
7 | 2110063216 |
oct | 515041400 |
9 | 202255277 |
10 | 87311104 |
11 | 45315141 |
12 | 252a7314 |
13 | 1512009a |
14 | b84acb6 |
15 | 79e9e54 |
hex | 5344300 |
87311104 has 18 divisors (see below), whose sum is σ = 174281660. Its totient is φ = 43655424.
The previous prime is 87311089. The next prime is 87311111. The reversal of 87311104 is 40111378.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170274 + ... + 170785.
Almost surely, 287311104 is an apocalyptic number.
It is an amenable number.
87311104 is a deficient number, since it is larger than the sum of its proper divisors (86970556).
87311104 is an equidigital number, since it uses as much as digits as its factorization.
87311104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 341075 (or 341061 counting only the distinct ones).
The product of its (nonzero) digits is 672, while the sum is 25.
The square root of 87311104 is about 9344.0410958000. The cubic root of 87311104 is about 443.6323011526.
The spelling of 87311104 in words is "eighty-seven million, three hundred eleven thousand, one hundred four".
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