Base | Representation |
---|---|
bin | 110100100001111011011101… |
… | …101011100010110000010010 |
3 | 1010022000020211121220210000201 |
4 | 310201323131223202300102 |
5 | 220240143430031443442 |
6 | 2135205415454205414 |
7 | 66443240006561131 |
oct | 6441733553426022 |
9 | 1108006747823021 |
10 | 231030010031122 |
11 | 676823057a4905 |
12 | 21ab31b6ab386a |
13 | 9bbb062161813 |
14 | 4109caad13918 |
15 | 1ba994a03a7b7 |
hex | d21eddae2c12 |
231030010031122 has 16 divisors (see below), whose sum is σ = 375879528517752. Its totient is φ = 106068297287680.
The previous prime is 231030010031111. The next prime is 231030010031137. The reversal of 231030010031122 is 221130010030132.
231030010031122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 126111350264761 + 104918659766361 = 11229931^2 + 10242981^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 231030010031122.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82865855863 + ... + 82865858650.
Almost surely, 2231030010031122 is an apocalyptic number.
231030010031122 is a deficient number, since it is larger than the sum of its proper divisors (144849518486630).
231030010031122 is a wasteful number, since it uses less digits than its factorization.
231030010031122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 165731714573.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 231030010031122 its reverse (221130010030132), we get a palindrome (452160020061254).
The spelling of 231030010031122 in words is "two hundred thirty-one trillion, thirty billion, ten million, thirty-one thousand, one hundred twenty-two".
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