Base | Representation |
---|---|
bin | 1010010011010… |
… | …10000111001100 |
3 | 20000121111000210 |
4 | 11021222013030 |
5 | 134110332433 |
6 | 12324122420 |
7 | 2066353065 |
oct | 511520714 |
9 | 200544023 |
10 | 86417868 |
11 | 44865029 |
12 | 24b36410 |
13 | 14b99644 |
14 | b69756c |
15 | 78c0463 |
hex | 526a1cc |
86417868 has 24 divisors (see below), whose sum is σ = 213503472. Its totient is φ = 27111424.
The previous prime is 86417861. The next prime is 86417879. The reversal of 86417868 is 86871468.
It is not an unprimeable number, because it can be changed into a prime (86417861) 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, 211605 + ... + 212012.
It is an arithmetic number, because the mean of its divisors is an integer number (8895978).
Almost surely, 286417868 is an apocalyptic number.
It is an amenable number.
86417868 is an abundant number, since it is smaller than the sum of its proper divisors (127085604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86417868 is a wasteful number, since it uses less digits than its factorization.
86417868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 423641 (or 423639 counting only the distinct ones).
The product of its digits is 516096, while the sum is 48.
The square root of 86417868 is about 9296.1211265775. The cubic root of 86417868 is about 442.1142528635.
The spelling of 86417868 in words is "eighty-six million, four hundred seventeen thousand, eight hundred sixty-eight".
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