Base | Representation |
---|---|
bin | 1010010110101… |
… | …10001010100100 |
3 | 20001102222010210 |
4 | 11023112022210 |
5 | 134214013302 |
6 | 12341415420 |
7 | 2103205320 |
oct | 513261244 |
9 | 201388123 |
10 | 86860452 |
11 | 450375a8 |
12 | 2510a570 |
13 | 14cc2c23 |
14 | b770980 |
15 | 795b66c |
hex | 52d62a4 |
86860452 has 96 divisors (see below), whose sum is σ = 242161920. Its totient is φ = 23708160.
The previous prime is 86860447. The next prime is 86860453. The reversal of 86860452 is 25406868.
It is a self number, because there is not a number n which added to its sum of digits gives 86860452.
It is not an unprimeable number, because it can be changed into a prime (86860453) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 440818 + ... + 441014.
It is an arithmetic number, because the mean of its divisors is an integer number (2522520).
Almost surely, 286860452 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 86860452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121080960).
86860452 is an abundant number, since it is smaller than the sum of its proper divisors (155301468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86860452 is a wasteful number, since it uses less digits than its factorization.
86860452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 421 (or 419 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 39.
The square root of 86860452 is about 9319.8954929763. The cubic root of 86860452 is about 442.8677220405.
The spelling of 86860452 in words is "eighty-six million, eight hundred sixty thousand, four hundred fifty-two".
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