Base | Representation |
---|---|
bin | 10010110010000… |
… | …011101111101001 |
3 | 210221221100222120 |
4 | 102302003233221 |
5 | 1121132044200 |
6 | 51133541453 |
7 | 10544261055 |
oct | 2262035751 |
9 | 727840876 |
10 | 315112425 |
11 | 1519666a1 |
12 | 89644889 |
13 | 5038c674 |
14 | 2dbc8c65 |
15 | 1c9e69a0 |
hex | 12c83be9 |
315112425 has 48 divisors (see below), whose sum is σ = 557321472. Its totient is φ = 156544000.
The previous prime is 315112423. The next prime is 315112433. The reversal of 315112425 is 524211513.
It is a happy number.
It is not a de Polignac number, because 315112425 - 21 = 315112423 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 315112395 and 315112404.
It is not an unprimeable number, because it can be changed into a prime (315112423) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 127552 + ... + 129998.
It is an arithmetic number, because the mean of its divisors is an integer number (11610864).
Almost surely, 2315112425 is an apocalyptic number.
It is an amenable number.
315112425 is a deficient number, since it is larger than the sum of its proper divisors (242209047).
315112425 is a wasteful number, since it uses less digits than its factorization.
315112425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2578 (or 2573 counting only the distinct ones).
The product of its digits is 1200, while the sum is 24.
The square root of 315112425 is about 17751.4062823203. The cubic root of 315112425 is about 680.4901490630.
Adding to 315112425 its reverse (524211513), we get a palindrome (839323938).
It can be divided in two parts, 3151 and 12425, that added together give a triangular number (15576 = T176).
The spelling of 315112425 in words is "three hundred fifteen million, one hundred twelve thousand, four hundred twenty-five".
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