Base | Representation |
---|---|
bin | 1010010110110… |
… | …01100001010111 |
3 | 20001110122222221 |
4 | 11023121201113 |
5 | 134214433244 |
6 | 12342003211 |
7 | 2103263356 |
oct | 513314127 |
9 | 201418887 |
10 | 86874199 |
11 | 45046965 |
12 | 25116507 |
13 | 14cc9269 |
14 | b77599d |
15 | 7960784 |
hex | 52d9857 |
86874199 has 16 divisors (see below), whose sum is σ = 93709440. Its totient is φ = 80248320.
The previous prime is 86874181. The next prime is 86874211. The reversal of 86874199 is 99147868.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 86874199 - 27 = 86874071 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86874299) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320434 + ... + 320704.
It is an arithmetic number, because the mean of its divisors is an integer number (5856840).
Almost surely, 286874199 is an apocalyptic number.
86874199 is a deficient number, since it is larger than the sum of its proper divisors (6835241).
86874199 is a wasteful number, since it uses less digits than its factorization.
86874199 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 570.
The product of its digits is 870912, while the sum is 52.
The square root of 86874199 is about 9320.6329720679. The cubic root of 86874199 is about 442.8910843467.
The spelling of 86874199 in words is "eighty-six million, eight hundred seventy-four thousand, one hundred ninety-nine".
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