Base | Representation |
---|---|
bin | 1001000011111000010… |
… | …00101100100111111111 |
3 | 1002202120110001212000122 |
4 | 10201330020230213333 |
5 | 20100040444100111 |
6 | 355004002245155 |
7 | 31330543613456 |
oct | 4417410544777 |
9 | 1082513055018 |
10 | 311320300031 |
11 | 110037214264 |
12 | 504046567bb |
13 | 23485210bb0 |
14 | 110d478bb9d |
15 | 817141bcdb |
hex | 487c22c9ff |
311320300031 has 16 divisors (see below), whose sum is σ = 362451919200. Its totient is φ = 264889657728.
The previous prime is 311320300007. The next prime is 311320300043. The reversal of 311320300031 is 130003023113.
It is a cyclic number.
It is not a de Polignac number, because 311320300031 - 26 = 311320299967 is a prime.
It is a super-2 number, since 2×3113203000312 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 311320299982 and 311320300009.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (311320300001) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17023376 + ... + 17041653.
It is an arithmetic number, because the mean of its divisors is an integer number (22653244950).
Almost surely, 2311320300031 is an apocalyptic number.
311320300031 is a deficient number, since it is larger than the sum of its proper divisors (51131619169).
311320300031 is a wasteful number, since it uses less digits than its factorization.
311320300031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34065098.
The product of its (nonzero) digits is 162, while the sum is 17.
Adding to 311320300031 its reverse (130003023113), we get a palindrome (441323323144).
The spelling of 311320300031 in words is "three hundred eleven billion, three hundred twenty million, three hundred thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.087 sec. • engine limits •