Base | Representation |
---|---|
bin | 1110001010011000111010… |
… | …11110001101011111010010 |
3 | 11002021021022021201102001101 |
4 | 13011030131132031133102 |
5 | 13040222440343302010 |
6 | 150123011403455014 |
7 | 6363013030650655 |
oct | 705143536153722 |
9 | 132237267642041 |
10 | 31143302322130 |
11 | 9a17889290629 |
12 | 35ab944b2746a |
13 | 144ba544b302b |
14 | 7994b584389c |
15 | 39019712273a |
hex | 1c531d78d7d2 |
31143302322130 has 64 divisors (see below), whose sum is σ = 56649315824640. Its totient is φ = 12326494585600.
The previous prime is 31143302322103. The next prime is 31143302322137. The reversal of 31143302322130 is 3122320334113.
It is not an unprimeable number, because it can be changed into a prime (31143302322137) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 869008572 + ... + 869044408.
It is an arithmetic number, because the mean of its divisors is an integer number (885145559760).
Almost surely, 231143302322130 is an apocalyptic number.
31143302322130 is a deficient number, since it is larger than the sum of its proper divisors (25506013502510).
31143302322130 is a wasteful number, since it uses less digits than its factorization.
31143302322130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37875.
The product of its (nonzero) digits is 7776, while the sum is 28.
Adding to 31143302322130 its reverse (3122320334113), we get a palindrome (34265622656243).
The spelling of 31143302322130 in words is "thirty-one trillion, one hundred forty-three billion, three hundred two million, three hundred twenty-two thousand, one hundred thirty".
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