Base | Representation |
---|---|
bin | 1010011000000… |
… | …01101100101100 |
3 | 20001210000201221 |
4 | 11030001230230 |
5 | 134240220024 |
6 | 12345313124 |
7 | 2104550221 |
oct | 514015454 |
9 | 201700657 |
10 | 87038764 |
11 | 4514956a |
12 | 251957a4 |
13 | 15056137 |
14 | b7b9948 |
15 | 79943e4 |
hex | 5301b2c |
87038764 has 12 divisors (see below), whose sum is σ = 152397000. Its totient is φ = 43496768.
The previous prime is 87038741. The next prime is 87038771. The reversal of 87038764 is 46783078.
It is a self number, because there is not a number n which added to its sum of digits gives 87038764.
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 3 ways as a sum of consecutive naturals, for example, 5412 + ... + 14260.
It is an arithmetic number, because the mean of its divisors is an integer number (12699750).
Almost surely, 287038764 is an apocalyptic number.
It is an amenable number.
87038764 is a deficient number, since it is larger than the sum of its proper divisors (65358236).
87038764 is a wasteful number, since it uses less digits than its factorization.
87038764 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11312 (or 11310 counting only the distinct ones).
The product of its (nonzero) digits is 225792, while the sum is 43.
The square root of 87038764 is about 9329.4567901888. The cubic root of 87038764 is about 443.1705627922.
The spelling of 87038764 in words is "eighty-seven million, thirty-eight thousand, seven hundred sixty-four".
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