Base | Representation |
---|---|
bin | 1010011001110… |
… | …01101100001011 |
3 | 20002012200100010 |
4 | 11030321230023 |
5 | 134320034412 |
6 | 12354243003 |
7 | 2106523653 |
oct | 514715413 |
9 | 202180303 |
10 | 87268107 |
11 | 45295903 |
12 | 25286463 |
13 | 15106644 |
14 | b839363 |
15 | 79dc33c |
hex | 5339b0b |
87268107 has 8 divisors (see below), whose sum is σ = 116870976. Its totient is φ = 57921992.
The previous prime is 87268079. The next prime is 87268117. The reversal of 87268107 is 70186278.
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 87268107 - 26 = 87268043 is a prime.
It is not an unprimeable number, because it can be changed into a prime (87268117) 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, 63393 + ... + 64754.
It is an arithmetic number, because the mean of its divisors is an integer number (14608872).
Almost surely, 287268107 is an apocalyptic number.
87268107 is a deficient number, since it is larger than the sum of its proper divisors (29602869).
87268107 is a wasteful number, since it uses less digits than its factorization.
87268107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128377.
The product of its (nonzero) digits is 37632, while the sum is 39.
The square root of 87268107 is about 9341.7400413413. The cubic root of 87268107 is about 443.5594658574.
The spelling of 87268107 in words is "eighty-seven million, two hundred sixty-eight thousand, one hundred seven".
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