Base | Representation |
---|---|
bin | 1010011100101… |
… | …11011011101001 |
3 | 20002221012001002 |
4 | 11032113123221 |
5 | 134414331243 |
6 | 12410404345 |
7 | 2113013255 |
oct | 516273351 |
9 | 202835032 |
10 | 87652073 |
11 | 45528333 |
12 | 254306b5 |
13 | 1520c342 |
14 | b8d9265 |
15 | 7a65eb8 |
hex | 53976e9 |
87652073 has 8 divisors (see below), whose sum is σ = 93163200. Its totient is φ = 82230768.
The previous prime is 87652063. The next prime is 87652087. The reversal of 87652073 is 37025678.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 87652073 - 26 = 87652009 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (87652043) 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, 20438 + ... + 24351.
It is an arithmetic number, because the mean of its divisors is an integer number (11645400).
Almost surely, 287652073 is an apocalyptic number.
It is an amenable number.
87652073 is a deficient number, since it is larger than the sum of its proper divisors (5511127).
87652073 is a wasteful number, since it uses less digits than its factorization.
87652073 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44911.
The product of its (nonzero) digits is 70560, while the sum is 38.
The square root of 87652073 is about 9362.2685819197. The cubic root of 87652073 is about 444.2090448266.
The spelling of 87652073 in words is "eighty-seven million, six hundred fifty-two thousand, seventy-three".
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