Base | Representation |
---|---|
bin | 1000100111000011… |
… | …1101101011010011 |
3 | 12222002010220221002 |
4 | 2021300331223103 |
5 | 14213144023011 |
6 | 1021203252215 |
7 | 111163563110 |
oct | 21160755323 |
9 | 5862126832 |
10 | 2311314131 |
11 | a86749575 |
12 | 54607a06b |
13 | 2aab06bc9 |
14 | 17cd75907 |
15 | d7da8c3b |
hex | 89c3dad3 |
2311314131 has 4 divisors (see below), whose sum is σ = 2641501872. Its totient is φ = 1981126392.
The previous prime is 2311314127. The next prime is 2311314133. The reversal of 2311314131 is 1314131132.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 2311314131 - 22 = 2311314127 is a prime.
It is a super-2 number, since 2×23113141312 = 10684346024320570322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2311314133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165093860 + ... + 165093873.
It is an arithmetic number, because the mean of its divisors is an integer number (660375468).
Almost surely, 22311314131 is an apocalyptic number.
2311314131 is a deficient number, since it is larger than the sum of its proper divisors (330187741).
2311314131 is an equidigital number, since it uses as much as digits as its factorization.
2311314131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 330187740.
The product of its digits is 216, while the sum is 20.
The square root of 2311314131 is about 48076.1284942954. The cubic root of 2311314131 is about 1322.1670348380.
Adding to 2311314131 its reverse (1314131132), we get a palindrome (3625445263).
The spelling of 2311314131 in words is "two billion, three hundred eleven million, three hundred fourteen thousand, one hundred thirty-one".
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