Base | Representation |
---|---|
bin | 10010110010000… |
… | …001011111111011 |
3 | 210221220220100220 |
4 | 102302001133323 |
5 | 1121131300402 |
6 | 51133431123 |
7 | 10544222205 |
oct | 2262013773 |
9 | 727826326 |
10 | 315103227 |
11 | 15195a79a |
12 | 8963b4a3 |
13 | 5038841a |
14 | 2dbc5775 |
15 | 1c9e3dbc |
hex | 12c817fb |
315103227 has 4 divisors (see below), whose sum is σ = 420137640. Its totient is φ = 210068816.
The previous prime is 315103223. The next prime is 315103249. The reversal of 315103227 is 722301513.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 722301513 = 3 ⋅240767171.
It is a cyclic number.
It is not a de Polignac number, because 315103227 - 22 = 315103223 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 315103197 and 315103206.
It is not an unprimeable number, because it can be changed into a prime (315103223) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52517202 + ... + 52517207.
It is an arithmetic number, because the mean of its divisors is an integer number (105034410).
Almost surely, 2315103227 is an apocalyptic number.
315103227 is a deficient number, since it is larger than the sum of its proper divisors (105034413).
315103227 is a wasteful number, since it uses less digits than its factorization.
315103227 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105034412.
The product of its (nonzero) digits is 1260, while the sum is 24.
The square root of 315103227 is about 17751.1472023641. The cubic root of 315103227 is about 680.4835279242.
The spelling of 315103227 in words is "three hundred fifteen million, one hundred three thousand, two hundred twenty-seven".
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