Base | Representation |
---|---|
bin | 1000010111111011100… |
… | …00110000101001011000 |
3 | 1000111200001211121002010 |
4 | 10023331300300221120 |
5 | 14203230131244402 |
6 | 340102410505520 |
7 | 26534046231426 |
oct | 4137560605130 |
9 | 1014601747063 |
10 | 287725259352 |
11 | 101029453a43 |
12 | 4791a7352a0 |
13 | 21194aa156b |
14 | dcd6c48116 |
15 | 773ec6da6c |
hex | 42fdc30a58 |
287725259352 has 64 divisors (see below), whose sum is σ = 772993307520. Its totient is φ = 88919474688.
The previous prime is 287725259317. The next prime is 287725259383. The reversal of 287725259352 is 253952527782.
It is a junction number, because it is equal to n+sod(n) for n = 287725259292 and 287725259301.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5235418 + ... + 5290089.
It is an arithmetic number, because the mean of its divisors is an integer number (12078020430).
Almost surely, 2287725259352 is an apocalyptic number.
It is an amenable number.
287725259352 is an abundant number, since it is smaller than the sum of its proper divisors (485268048168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
287725259352 is a wasteful number, since it uses less digits than its factorization.
287725259352 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10525600 (or 10525596 counting only the distinct ones).
The product of its digits is 21168000, while the sum is 57.
The spelling of 287725259352 in words is "two hundred eighty-seven billion, seven hundred twenty-five million, two hundred fifty-nine thousand, three hundred fifty-two".
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