Base | Representation |
---|---|
bin | 1110001101000010011100… |
… | …10000100110101011111101 |
3 | 11002120222020010102012201202 |
4 | 13012201032100212223331 |
5 | 13043220334134332000 |
6 | 150232502444345245 |
7 | 6402414306152441 |
oct | 706411620465375 |
9 | 132528203365652 |
10 | 31234315152125 |
11 | 9a524426988a8 |
12 | 3605504b45225 |
13 | 14574ca0b51a7 |
14 | 79da6b06c821 |
15 | 392722366dd5 |
hex | 1c684e426afd |
31234315152125 has 32 divisors (see below), whose sum is σ = 39598375564800. Its totient is φ = 24593325806400.
The previous prime is 31234315152097. The next prime is 31234315152133. The reversal of 31234315152125 is 52125151343213.
It is not a de Polignac number, because 31234315152125 - 220 = 31234314103549 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1858535 + ... + 8119284.
It is an arithmetic number, because the mean of its divisors is an integer number (1237449236400).
Almost surely, 231234315152125 is an apocalyptic number.
It is an amenable number.
31234315152125 is a deficient number, since it is larger than the sum of its proper divisors (8364060412675).
31234315152125 is an equidigital number, since it uses as much as digits as its factorization.
31234315152125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9978230 (or 9978220 counting only the distinct ones).
The product of its digits is 108000, while the sum is 38.
Adding to 31234315152125 its reverse (52125151343213), we get a palindrome (83359466495338).
The spelling of 31234315152125 in words is "thirty-one trillion, two hundred thirty-four billion, three hundred fifteen million, one hundred fifty-two thousand, one hundred twenty-five".
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