Base | Representation |
---|---|
bin | 11111000000110000111… |
… | …001000100001000101011 |
3 | 21112201210200212110112102 |
4 | 133000300321010020223 |
5 | 234404020223404311 |
6 | 4311005212204015 |
7 | 306653145330422 |
oct | 37006071041053 |
9 | 7481720773472 |
10 | 2131124044331 |
11 | 751893a68077 |
12 | 2a503916960b |
13 | 125c6c287a99 |
14 | 7520b3562b9 |
15 | 3a67e87643b |
hex | 1f030e4422b |
2131124044331 has 12 divisors (see below), whose sum is σ = 2177696928528. Its totient is φ = 2085527067792.
The previous prime is 2131124044279. The next prime is 2131124044403. The reversal of 2131124044331 is 1334404211312.
It is not a de Polignac number, because 2131124044331 - 214 = 2131124027947 is a prime.
It is a super-2 number, since 2×21311240443312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2131124044294 and 2131124044303.
It is not an unprimeable number, because it can be changed into a prime (2131124034331) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 19577105 + ... + 19685661.
It is an arithmetic number, because the mean of its divisors is an integer number (181474744044).
Almost surely, 22131124044331 is an apocalyptic number.
2131124044331 is a deficient number, since it is larger than the sum of its proper divisors (46572884197).
2131124044331 is an equidigital number, since it uses as much as digits as its factorization.
2131124044331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 117538 (or 117491 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 29.
Adding to 2131124044331 its reverse (1334404211312), we get a palindrome (3465528255643).
The spelling of 2131124044331 in words is "two trillion, one hundred thirty-one billion, one hundred twenty-four million, forty-four thousand, three hundred thirty-one".
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