Base | Representation |
---|---|
bin | 1001100111100111110 |
3 | 121000101000 |
4 | 1030330332 |
5 | 40041243 |
6 | 10431130 |
7 | 2451642 |
oct | 1147476 |
9 | 530330 |
10 | 315198 |
11 | 1a58a4 |
12 | 1324a6 |
13 | b0610 |
14 | 82c22 |
15 | 635d3 |
hex | 4cf3e |
315198 has 32 divisors (see below), whose sum is σ = 756000. Its totient is φ = 96768.
The previous prime is 315193. The next prime is 315199. The reversal of 315198 is 891513.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (315193) 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, 478 + ... + 926.
It is an arithmetic number, because the mean of its divisors is an integer number (23625).
2315198 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 315198, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (378000).
315198 is an abundant number, since it is smaller than the sum of its proper divisors (440802).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
315198 is a wasteful number, since it uses less digits than its factorization.
315198 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 473 (or 467 counting only the distinct ones).
The product of its digits is 1080, while the sum is 27.
The square root of 315198 is about 561.4249727257. The cubic root of 315198 is about 68.0551743666.
It can be divided in two parts, 3151 and 98, that added together give a square (3249 = 572).
The spelling of 315198 in words is "three hundred fifteen thousand, one hundred ninety-eight".
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