Base | Representation |
---|---|
bin | 11101011000000100… |
… | …110011001010110110 |
3 | 10000102020122011200001 |
4 | 131120010303022312 |
5 | 1004044330033441 |
6 | 22253531341514 |
7 | 2164436116354 |
oct | 353004631266 |
9 | 100366564601 |
10 | 31542424246 |
11 | 12416970213 |
12 | 61435b189a |
13 | 2c88abc478 |
14 | 17532327d4 |
15 | c49253731 |
hex | 7581332b6 |
31542424246 has 16 divisors (see below), whose sum is σ = 47508870240. Its totient is φ = 15706226880.
The previous prime is 31542424231. The next prime is 31542424253. The reversal of 31542424246 is 64242424513.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 679780 + ... + 724696.
It is an arithmetic number, because the mean of its divisors is an integer number (2969304390).
Almost surely, 231542424246 is an apocalyptic number.
31542424246 is a deficient number, since it is larger than the sum of its proper divisors (15966445994).
31542424246 is a wasteful number, since it uses less digits than its factorization.
31542424246 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46359.
The product of its digits is 184320, while the sum is 37.
Adding to 31542424246 its reverse (64242424513), we get a palindrome (95784848759).
The spelling of 31542424246 in words is "thirty-one billion, five hundred forty-two million, four hundred twenty-four thousand, two hundred forty-six".
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