Base | Representation |
---|---|
bin | 10010101100110… |
… | …101001110100111 |
3 | 210212100202110020 |
4 | 102230311032213 |
5 | 1120304222442 |
6 | 51044330223 |
7 | 10526523300 |
oct | 2254651647 |
9 | 725322406 |
10 | 313742247 |
11 | 151110215 |
12 | 890a3973 |
13 | 4ccccb00 |
14 | 2d94d7a7 |
15 | 1c8259ec |
hex | 12b353a7 |
313742247 has 72 divisors (see below), whose sum is σ = 537238224. Its totient is φ = 162279936.
The previous prime is 313742207. The next prime is 313742279. The reversal of 313742247 is 742247313.
It is not a de Polignac number, because 313742247 - 27 = 313742119 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (313742207) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1813453 + ... + 1813625.
It is an arithmetic number, because the mean of its divisors is an integer number (7461642).
Almost surely, 2313742247 is an apocalyptic number.
313742247 is a deficient number, since it is larger than the sum of its proper divisors (223495977).
313742247 is a wasteful number, since it uses less digits than its factorization.
313742247 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 289 (or 269 counting only the distinct ones).
The product of its digits is 28224, while the sum is 33.
The square root of 313742247 is about 17712.7707318759. The cubic root of 313742247 is about 679.5024091884.
The spelling of 313742247 in words is "three hundred thirteen million, seven hundred forty-two thousand, two hundred forty-seven".
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