Base | Representation |
---|---|
bin | 10010110010100… |
… | …010111111100011 |
3 | 210222011212120002 |
4 | 102302202333203 |
5 | 1121200143134 |
6 | 51140410215 |
7 | 10545333164 |
oct | 2262427743 |
9 | 728155502 |
10 | 315240419 |
11 | 151a4387a |
12 | 896a696b |
13 | 504059c0 |
14 | 2dc1d76b |
15 | 1ca1e87e |
hex | 12ca2fe3 |
315240419 has 16 divisors (see below), whose sum is σ = 358068480. Its totient is φ = 275127840.
The previous prime is 315240383. The next prime is 315240437. The reversal of 315240419 is 914042513.
It is a de Polignac number, because none of the positive numbers 2k-315240419 is a prime.
It is a super-2 number, since 2×3152404192 = 198753043542591122, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 315240391 and 315240400.
It is not an unprimeable number, because it can be changed into a prime (315240019) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169754 + ... + 171600.
It is an arithmetic number, because the mean of its divisors is an integer number (22379280).
Almost surely, 2315240419 is an apocalyptic number.
315240419 is a deficient number, since it is larger than the sum of its proper divisors (42828061).
315240419 is a wasteful number, since it uses less digits than its factorization.
315240419 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2570.
The product of its (nonzero) digits is 4320, while the sum is 29.
The square root of 315240419 is about 17755.0110954626. The cubic root of 315240419 is about 680.5822715979.
The spelling of 315240419 in words is "three hundred fifteen million, two hundred forty thousand, four hundred nineteen".
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