Base | Representation |
---|---|
bin | 1001100011001011101 |
3 | 120220020211 |
4 | 1030121131 |
5 | 40003200 |
6 | 10412421 |
7 | 2442214 |
oct | 1143135 |
9 | 526224 |
10 | 312925 |
11 | 1a4118 |
12 | 131111 |
13 | ac582 |
14 | 8207b |
15 | 62aba |
hex | 4c65d |
312925 has 6 divisors (see below), whose sum is σ = 388058. Its totient is φ = 250320.
The previous prime is 312899. The next prime is 312929. The reversal of 312925 is 529213.
It can be written as a sum of positive squares in 3 ways, for example, as 76729 + 236196 = 277^2 + 486^2 .
It is not a de Polignac number, because 312925 - 29 = 312413 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 312896 and 312905.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 312925.
It is not an unprimeable number, because it can be changed into a prime (312929) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6234 + ... + 6283.
2312925 is an apocalyptic number.
It is an amenable number.
312925 is a deficient number, since it is larger than the sum of its proper divisors (75133).
312925 is a wasteful number, since it uses less digits than its factorization.
312925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12527 (or 12522 counting only the distinct ones).
The product of its digits is 540, while the sum is 22.
The square root of 312925 is about 559.3969967742. The cubic root of 312925 is about 67.8911898790.
The spelling of 312925 in words is "three hundred twelve thousand, nine hundred twenty-five".
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