Base | Representation |
---|---|
bin | 1110000110100110110001… |
… | …10011011010010111011001 |
3 | 11001210211202021201211120121 |
4 | 13003103120303122113121 |
5 | 13031110220103424423 |
6 | 145543151445153241 |
7 | 6350431341636433 |
oct | 703233063322731 |
9 | 131724667654517 |
10 | 31013301233113 |
11 | 9977738038291 |
12 | 358a7039bb821 |
13 | 143c707319914 |
14 | 7930a2173653 |
15 | 38bad914645d |
hex | 1c34d8cda5d9 |
31013301233113 has 4 divisors (see below), whose sum is σ = 31013749788928. Its totient is φ = 31012852677300.
The previous prime is 31013301233107. The next prime is 31013301233197. The reversal of 31013301233113 is 31133210331013.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 31013301233113 - 25 = 31013301233081 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31013301203113) 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, 224174181 + ... + 224312482.
It is an arithmetic number, because the mean of its divisors is an integer number (7753437447232).
Almost surely, 231013301233113 is an apocalyptic number.
It is an amenable number.
31013301233113 is a deficient number, since it is larger than the sum of its proper divisors (448555815).
31013301233113 is an equidigital number, since it uses as much as digits as its factorization.
31013301233113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 448555814.
The product of its (nonzero) digits is 1458, while the sum is 25.
Adding to 31013301233113 its reverse (31133210331013), we get a palindrome (62146511564126).
The spelling of 31013301233113 in words is "thirty-one trillion, thirteen billion, three hundred one million, two hundred thirty-three thousand, one hundred thirteen".
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