Base | Representation |
---|---|
bin | 1010011010000… |
… | …01010000000100 |
3 | 20002021020211010 |
4 | 11031001100010 |
5 | 134322032301 |
6 | 12355042220 |
7 | 2110013154 |
oct | 515012004 |
9 | 202236733 |
10 | 87299076 |
11 | 453070a7 |
12 | 252a0370 |
13 | 15117777 |
14 | b846764 |
15 | 79e65d6 |
hex | 5341404 |
87299076 has 24 divisors (see below), whose sum is σ = 212554944. Its totient is φ = 27834400.
The previous prime is 87299071. The next prime is 87299119. The reversal of 87299076 is 67099278.
It is a super-2 number, since 2×872990762 = 15242257340907552, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (87299071) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157875 + ... + 158426.
It is an arithmetic number, because the mean of its divisors is an integer number (8856456).
Almost surely, 287299076 is an apocalyptic number.
It is an amenable number.
87299076 is an abundant number, since it is smaller than the sum of its proper divisors (125255868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87299076 is a wasteful number, since it uses less digits than its factorization.
87299076 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 316331 (or 316329 counting only the distinct ones).
The product of its (nonzero) digits is 381024, while the sum is 48.
The square root of 87299076 is about 9343.3974548876. The cubic root of 87299076 is about 443.6119285840.
The spelling of 87299076 in words is "eighty-seven million, two hundred ninety-nine thousand, seventy-six".
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