Base | Representation |
---|---|
bin | 10010110001101… |
… | …101111011001100 |
3 | 210221202211101110 |
4 | 102301231323030 |
5 | 1121121214202 |
6 | 51132012020 |
7 | 10543436361 |
oct | 2261557314 |
9 | 727684343 |
10 | 315023052 |
11 | 151905533 |
12 | 89601010 |
13 | 5035aa96 |
14 | 2dba4468 |
15 | 1c9ca26c |
hex | 12c6decc |
315023052 has 24 divisors (see below), whose sum is σ = 737570736. Its totient is φ = 104648128.
The previous prime is 315023041. The next prime is 315023053. The reversal of 315023052 is 250320513.
It is not an unprimeable number, because it can be changed into a prime (315023053) 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, 41283 + ... + 48314.
It is an arithmetic number, because the mean of its divisors is an integer number (30732114).
Almost surely, 2315023052 is an apocalyptic number.
It is an amenable number.
315023052 is an abundant number, since it is smaller than the sum of its proper divisors (422547684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
315023052 is a wasteful number, since it uses less digits than its factorization.
315023052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89897 (or 89895 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 21.
The square root of 315023052 is about 17748.8887539474. Note that the first 3 decimals coincide. The cubic root of 315023052 is about 680.4258088552.
Adding to 315023052 its reverse (250320513), we get a palindrome (565343565).
The spelling of 315023052 in words is "three hundred fifteen million, twenty-three thousand, fifty-two".
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