Base | Representation |
---|---|
bin | 100011100110010000010110… |
… | …0011000101010011000010011 |
3 | 1112001200002010200100001000121 |
4 | 1013030200230120222120103 |
5 | 312020133342321111011 |
6 | 3025541453052531111 |
7 | 122645151164661532 |
oct | 10714405430523023 |
9 | 1461602120301017 |
10 | 313121040410131 |
11 | 90851984298918 |
12 | 2b150b56a80a97 |
13 | 10594258992b95 |
14 | 57471d4030319 |
15 | 262eee44b0e71 |
hex | 11cc82c62a613 |
313121040410131 has 4 divisors (see below), whose sum is σ = 313275363251200. Its totient is φ = 312966717569064.
The previous prime is 313121040410081. The next prime is 313121040410141. The reversal of 313121040410131 is 131014040121313.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 313121040410131 - 215 = 313121040377363 is a prime.
It is a super-2 number, since 2×3131210404101312 (a number of 30 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 313121040410096 and 313121040410105.
It is not an unprimeable number, because it can be changed into a prime (313121040410141) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77161417491 + ... + 77161421548.
It is an arithmetic number, because the mean of its divisors is an integer number (78318840812800).
Almost surely, 2313121040410131 is an apocalyptic number.
313121040410131 is a deficient number, since it is larger than the sum of its proper divisors (154322841069).
313121040410131 is a wasteful number, since it uses less digits than its factorization.
313121040410131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 154322841068.
The product of its (nonzero) digits is 864, while the sum is 25.
Adding to 313121040410131 its reverse (131014040121313), we get a palindrome (444135080531444).
The spelling of 313121040410131 in words is "three hundred thirteen trillion, one hundred twenty-one billion, forty million, four hundred ten thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •