Base | Representation |
---|---|
bin | 1010010001111… |
… | …10000011001100 |
3 | 20000021022110100 |
4 | 11020332003030 |
5 | 134034044023 |
6 | 12320211100 |
7 | 2065001646 |
oct | 510760314 |
9 | 200238410 |
10 | 86237388 |
11 | 44751476 |
12 | 24a69a90 |
13 | 14b35453 |
14 | b64b896 |
15 | 7886c43 |
hex | 523e0cc |
86237388 has 36 divisors (see below), whose sum is σ = 219041368. Its totient is φ = 28607040.
The previous prime is 86237383. The next prime is 86237441. The reversal of 86237388 is 88373268.
It is a tau number, because it is divible by the number of its divisors (36).
It is not an unprimeable number, because it can be changed into a prime (86237383) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1920 + ... + 13272.
Almost surely, 286237388 is an apocalyptic number.
It is an amenable number.
86237388 is an abundant number, since it is smaller than the sum of its proper divisors (132803980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86237388 is a wasteful number, since it uses less digits than its factorization.
86237388 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11574 (or 11569 counting only the distinct ones).
The product of its digits is 387072, while the sum is 45.
The square root of 86237388 is about 9286.4087784245. The cubic root of 86237388 is about 441.8062594872.
The spelling of 86237388 in words is "eighty-six million, two hundred thirty-seven thousand, three hundred eighty-eight".
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