Base | Representation |
---|---|
bin | 1001000111000010111… |
… | …01011010101010111011 |
3 | 1002220221220210021000010 |
4 | 10203201131122222323 |
5 | 20112031134332311 |
6 | 355444405513003 |
7 | 31420635025464 |
oct | 4434135325273 |
9 | 1086856707003 |
10 | 313020230331 |
11 | 11082983a036 |
12 | 507b9a12763 |
13 | 23696464803 |
14 | 11216455d6b |
15 | 82207a9da6 |
hex | 48e175aabb |
313020230331 has 8 divisors (see below), whose sum is σ = 418217311744. Its totient is φ = 208251651240.
The previous prime is 313020230323. The next prime is 313020230333. The reversal of 313020230331 is 133032020313.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 313020230331 - 23 = 313020230323 is a prime.
It is a super-2 number, since 2×3130202303312 (a number of 24 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 = 313020230298 and 313020230307.
It is not an unprimeable number, because it can be changed into a prime (313020230333) 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, 107123875 + ... + 107126796.
It is an arithmetic number, because the mean of its divisors is an integer number (52277163968).
Almost surely, 2313020230331 is an apocalyptic number.
313020230331 is a deficient number, since it is larger than the sum of its proper divisors (105197081413).
313020230331 is a wasteful number, since it uses less digits than its factorization.
313020230331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 214251161.
The product of its (nonzero) digits is 972, while the sum is 21.
Adding to 313020230331 its reverse (133032020313), we get a palindrome (446052250644).
The spelling of 313020230331 in words is "three hundred thirteen billion, twenty million, two hundred thirty thousand, three hundred thirty-one".
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