Base | Representation |
---|---|
bin | 10010110001101… |
… | …101001111011111 |
3 | 210221202200112212 |
4 | 102301231033133 |
5 | 1121121122010 |
6 | 51131551035 |
7 | 10543425254 |
oct | 2261551737 |
9 | 727680485 |
10 | 315020255 |
11 | 151903420 |
12 | 895bb47b |
13 | 50359724 |
14 | 2dba342b |
15 | 1c9c9505 |
hex | 12c6d3df |
315020255 has 16 divisors (see below), whose sum is σ = 418203648. Its totient is φ = 225876000.
The previous prime is 315020249. The next prime is 315020263. The reversal of 315020255 is 552020513.
It is not a de Polignac number, because 315020255 - 212 = 315016159 is a prime.
It is a super-2 number, since 2×3150202552 = 198475522120530050, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 315020255.
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, 36431 + ... + 44240.
It is an arithmetic number, because the mean of its divisors is an integer number (26137728).
Almost surely, 2315020255 is an apocalyptic number.
315020255 is a deficient number, since it is larger than the sum of its proper divisors (103183393).
315020255 is a wasteful number, since it uses less digits than its factorization.
315020255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80758.
The product of its (nonzero) digits is 1500, while the sum is 23.
The square root of 315020255 is about 17748.8099601072. The cubic root of 315020255 is about 680.4237950802.
Adding to 315020255 its reverse (552020513), we get a palindrome (867040768).
The spelling of 315020255 in words is "three hundred fifteen million, twenty thousand, two hundred fifty-five".
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