Base | Representation |
---|---|
bin | 10011111001011001111100 |
3 | 100210222211022 |
4 | 103321121330 |
5 | 2313401433 |
6 | 303443312 |
7 | 62222420 |
oct | 23713174 |
9 | 10728738 |
10 | 5215868 |
11 | 2a42839 |
12 | 18b6538 |
13 | 1108118 |
14 | 99ab80 |
15 | 6d0698 |
hex | 4f967c |
5215868 has 24 divisors (see below), whose sum is σ = 10533600. Its totient is φ = 2213568.
The previous prime is 5215867. The next prime is 5215891. The reversal of 5215868 is 8685125.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5215867) 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, 2198 + ... + 3906.
It is an arithmetic number, because the mean of its divisors is an integer number (438900).
Almost surely, 25215868 is an apocalyptic number.
It is an amenable number.
5215868 is an abundant number, since it is smaller than the sum of its proper divisors (5317732).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5215868 is a wasteful number, since it uses less digits than its factorization.
5215868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1829 (or 1827 counting only the distinct ones).
The product of its digits is 19200, while the sum is 35.
The square root of 5215868 is about 2283.8274891068. The cubic root of 5215868 is about 173.4238662497.
The spelling of 5215868 in words is "five million, two hundred fifteen thousand, eight hundred sixty-eight".
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