Base | Representation |
---|---|
bin | 10010110010000… |
… | …001010000010001 |
3 | 210221220211222210 |
4 | 102302001100101 |
5 | 1121131232400 |
6 | 51133422333 |
7 | 10544216244 |
oct | 2262012021 |
9 | 727824883 |
10 | 315102225 |
11 | 151959a69 |
12 | 8963a9a9 |
13 | 50387b29 |
14 | 2dbc525b |
15 | 1c9e3950 |
hex | 12c81411 |
315102225 has 48 divisors (see below), whose sum is σ = 562142592. Its totient is φ = 155151360.
The previous prime is 315102209. The next prime is 315102233. The reversal of 315102225 is 522201513.
It is not a de Polignac number, because 315102225 - 24 = 315102209 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 65244 + ... + 69906.
It is an arithmetic number, because the mean of its divisors is an integer number (11711304).
Almost surely, 2315102225 is an apocalyptic number.
It is an amenable number.
315102225 is a deficient number, since it is larger than the sum of its proper divisors (247040367).
315102225 is a wasteful number, since it uses less digits than its factorization.
315102225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4746 (or 4741 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 21.
The square root of 315102225 is about 17751.1189788137. The cubic root of 315102225 is about 680.4828066313.
Adding to 315102225 its reverse (522201513), we get a palindrome (837303738).
The spelling of 315102225 in words is "three hundred fifteen million, one hundred two thousand, two hundred twenty-five".
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