Base | Representation |
---|---|
bin | 1010011010110… |
… | …00001100001001 |
3 | 20002110000201000 |
4 | 11031120030021 |
5 | 134333034113 |
6 | 12401045213 |
7 | 2110554120 |
oct | 515301411 |
9 | 202400630 |
10 | 87393033 |
11 | 45370752 |
12 | 25326809 |
13 | 1514b470 |
14 | b86cab7 |
15 | 7a14373 |
hex | 5358309 |
87393033 has 32 divisors (see below), whose sum is σ = 159353600. Its totient is φ = 46096128.
The previous prime is 87393029. The next prime is 87393049. The reversal of 87393033 is 33039378.
It is a happy number.
It is not a de Polignac number, because 87393033 - 22 = 87393029 is a prime.
It is not an unprimeable number, because it can be changed into a prime (87393013) 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 31 ways as a sum of consecutive naturals, for example, 15328 + ... + 20241.
It is an arithmetic number, because the mean of its divisors is an integer number (4979800).
Almost surely, 287393033 is an apocalyptic number.
It is an amenable number.
87393033 is a deficient number, since it is larger than the sum of its proper divisors (71960567).
87393033 is a wasteful number, since it uses less digits than its factorization.
87393033 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35598 (or 35592 counting only the distinct ones).
The product of its (nonzero) digits is 40824, while the sum is 36.
The square root of 87393033 is about 9348.4240917922. The cubic root of 87393033 is about 443.7710196219.
The spelling of 87393033 in words is "eighty-seven million, three hundred ninety-three thousand, thirty-three".
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