Base | Representation |
---|---|
bin | 1010011010001… |
… | …01100101000001 |
3 | 20002022011010121 |
4 | 11031011211001 |
5 | 134323114201 |
6 | 12355300241 |
7 | 2110115635 |
oct | 515054501 |
9 | 202264117 |
10 | 87316801 |
11 | 45319450 |
12 | 252aa681 |
13 | 15122860 |
14 | b84cdc5 |
15 | 79eb9a1 |
hex | 5345941 |
87316801 has 16 divisors (see below), whose sum is σ = 105896448. Its totient is φ = 70905600.
The previous prime is 87316793. The next prime is 87316819. The reversal of 87316801 is 10861378.
It is a cyclic number.
It is not a de Polignac number, because 87316801 - 23 = 87316793 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (87316861) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 5416 + ... + 14281.
It is an arithmetic number, because the mean of its divisors is an integer number (6618528).
Almost surely, 287316801 is an apocalyptic number.
It is an amenable number.
87316801 is a deficient number, since it is larger than the sum of its proper divisors (18579647).
87316801 is a wasteful number, since it uses less digits than its factorization.
87316801 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19752.
The product of its (nonzero) digits is 8064, while the sum is 34.
The square root of 87316801 is about 9344.3459375175. The cubic root of 87316801 is about 443.6419498614.
The spelling of 87316801 in words is "eighty-seven million, three hundred sixteen thousand, eight hundred one".
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