Base | Representation |
---|---|
bin | 1110001111100010000110… |
… | …10010000100100010111001 |
3 | 11002220011110202122120011122 |
4 | 13013301003102010202321 |
5 | 13101121410231124423 |
6 | 150340120122235025 |
7 | 6411540356161334 |
oct | 707610322044271 |
9 | 132804422576148 |
10 | 31320030333113 |
11 | 9a8582867aa55 |
12 | 361a046955a75 |
13 | 146260a2a1ab2 |
14 | 7a3c7cc7561b |
15 | 394a8c45c8c8 |
hex | 1c7c434848b9 |
31320030333113 has 2 divisors, whose sum is σ = 31320030333114. Its totient is φ = 31320030333112.
The previous prime is 31320030333107. The next prime is 31320030333131. The reversal of 31320030333113 is 31133303002313.
It is a happy number.
Together with next prime (31320030333131) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 23860997491984 + 7459032841129 = 4884772^2 + 2731123^2 .
It is a cyclic number.
It is not a de Polignac number, because 31320030333113 - 212 = 31320030329017 is a prime.
It is a super-3 number, since 3×313200303331133 (a number of 41 digits) contains 333 as substring.
It is not a weakly prime, because it can be changed into another prime (31320030333103) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15660015166556 + 15660015166557.
It is an arithmetic number, because the mean of its divisors is an integer number (15660015166557).
Almost surely, 231320030333113 is an apocalyptic number.
It is an amenable number.
31320030333113 is a deficient number, since it is larger than the sum of its proper divisors (1).
31320030333113 is an equidigital number, since it uses as much as digits as its factorization.
31320030333113 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4374, while the sum is 26.
Adding to 31320030333113 its reverse (31133303002313), we get a palindrome (62453333335426).
The spelling of 31320030333113 in words is "thirty-one trillion, three hundred twenty billion, thirty million, three hundred thirty-three thousand, one hundred thirteen".
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