Base | Representation |
---|---|
bin | 1001000111001110111… |
… | …11000001001000011110 |
3 | 1002221012221222210210011 |
4 | 10203213133001020132 |
5 | 20112233024011220 |
6 | 355502420233434 |
7 | 31423303151161 |
oct | 4434737011036 |
9 | 1087187883704 |
10 | 313121313310 |
11 | 110880900193 |
12 | 5082783b87a |
13 | 236b1397220 |
14 | 11225a49ad8 |
15 | 82295c565a |
hex | 48e77c121e |
313121313310 has 32 divisors (see below), whose sum is σ = 607100481792. Its totient is φ = 115589859840.
The previous prime is 313121313293. The next prime is 313121313313. The reversal of 313121313310 is 13313121313.
It is a super-2 number, since 2×3131213133102 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (313121313313) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 378742 + ... + 877318.
It is an arithmetic number, because the mean of its divisors is an integer number (18971890056).
Almost surely, 2313121313310 is an apocalyptic number.
313121313310 is a deficient number, since it is larger than the sum of its proper divisors (293979168482).
313121313310 is a wasteful number, since it uses less digits than its factorization.
313121313310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 503428.
The product of its (nonzero) digits is 486, while the sum is 22.
Adding to 313121313310 its reverse (13313121313), we get a palindrome (326434434623).
The spelling of 313121313310 in words is "three hundred thirteen billion, one hundred twenty-one million, three hundred thirteen thousand, three hundred ten".
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