Base | Representation |
---|---|
bin | 10010101011100… |
… | …100111000001011 |
3 | 210211202000222202 |
4 | 102223210320023 |
5 | 1120213210011 |
6 | 51033310415 |
7 | 10523652623 |
oct | 2253447013 |
9 | 724660882 |
10 | 313413131 |
11 | 150a05a19 |
12 | 88b6540b |
13 | 4cc16075 |
14 | 2d8a5883 |
15 | 1c7ad23b |
hex | 12ae4e0b |
313413131 has 8 divisors (see below), whose sum is σ = 323785728. Its totient is φ = 303057000.
The previous prime is 313413127. The next prime is 313413137. The reversal of 313413131 is 131314313.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 313413131 - 22 = 313413127 is a prime.
It is a super-2 number, since 2×3134131312 = 196455581366446322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (313413137) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43496 + ... + 50186.
It is an arithmetic number, because the mean of its divisors is an integer number (40473216).
Almost surely, 2313413131 is an apocalyptic number.
313413131 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
313413131 is a deficient number, since it is larger than the sum of its proper divisors (10372597).
313413131 is a wasteful number, since it uses less digits than its factorization.
313413131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8233.
The product of its digits is 324, while the sum is 20.
The square root of 313413131 is about 17703.4779351403. The cubic root of 313413131 is about 679.2647264403.
Adding to 313413131 its reverse (131314313), we get a palindrome (444727444).
The spelling of 313413131 in words is "three hundred thirteen million, four hundred thirteen thousand, one hundred thirty-one".
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