Base | Representation |
---|---|
bin | 10100101111110100111100 |
3 | 101020022121022 |
4 | 110233310330 |
5 | 2343020110 |
6 | 312323312 |
7 | 64141334 |
oct | 24576474 |
9 | 11208538 |
10 | 5438780 |
11 | 3085266 |
12 | 19a3538 |
13 | 1185719 |
14 | a180c4 |
15 | 726755 |
hex | 52fd3c |
5438780 has 12 divisors (see below), whose sum is σ = 11421480. Its totient is φ = 2175504.
The previous prime is 5438779. The next prime is 5438791. The reversal of 5438780 is 878345.
It is an Ulam number.
It is a self number, because there is not a number n which added to its sum of digits gives 5438780.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135950 + ... + 135989.
It is an arithmetic number, because the mean of its divisors is an integer number (951790).
Almost surely, 25438780 is an apocalyptic number.
It is an amenable number.
5438780 is an abundant number, since it is smaller than the sum of its proper divisors (5982700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5438780 is a wasteful number, since it uses less digits than its factorization.
5438780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 271948 (or 271946 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 35.
The square root of 5438780 is about 2332.1192079308. The cubic root of 5438780 is about 175.8600385205.
The spelling of 5438780 in words is "five million, four hundred thirty-eight thousand, seven hundred eighty".
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