Base | Representation |
---|---|
bin | 10010101010110… |
… | …111000010110110 |
3 | 210211101111110200 |
4 | 102222313002312 |
5 | 1120141203043 |
6 | 51025301330 |
7 | 10522241403 |
oct | 2252670266 |
9 | 724344420 |
10 | 313225398 |
11 | 150897972 |
12 | 88a94846 |
13 | 4cb7b795 |
14 | 2d8572aa |
15 | 1c7727d3 |
hex | 12ab70b6 |
313225398 has 24 divisors (see below), whose sum is σ = 679255200. Its totient is φ = 104316144.
The previous prime is 313225397. The next prime is 313225399. The reversal of 313225398 is 893522313.
313225398 is a `hidden beast` number, since 313 + 2 + 253 + 98 = 666.
It is an interprime number because it is at equal distance from previous prime (313225397) and next prime (313225399).
It is a super-2 number, since 2×3132253982 = 196220299904516808, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (313225397) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15043 + ... + 29201.
It is an arithmetic number, because the mean of its divisors is an integer number (28302300).
Almost surely, 2313225398 is an apocalyptic number.
313225398 is an abundant number, since it is smaller than the sum of its proper divisors (366029802).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
313225398 is a wasteful number, since it uses less digits than its factorization.
313225398 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15396 (or 15393 counting only the distinct ones).
The product of its digits is 38880, while the sum is 36.
The square root of 313225398 is about 17698.1749906593. The cubic root of 313225398 is about 679.1290738866.
The spelling of 313225398 in words is "three hundred thirteen million, two hundred twenty-five thousand, three hundred ninety-eight".
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