Base | Representation |
---|---|
bin | 1110001010000100000100… |
… | …11111101010101111010011 |
3 | 11002020012102102201102211202 |
4 | 13011002002133222233103 |
5 | 13040032031222113021 |
6 | 150113521150501415 |
7 | 6362135523231461 |
oct | 705020237525723 |
9 | 132205372642752 |
10 | 31132112301011 |
11 | 9a13066866097 |
12 | 35a974150486b |
13 | 144a9900b6467 |
14 | 798b3362b831 |
15 | 38ec3ea4aa0b |
hex | 1c50827eabd3 |
31132112301011 has 4 divisors (see below), whose sum is σ = 32770644527400. Its totient is φ = 29493580074624.
The previous prime is 31132112300977. The next prime is 31132112301109. The reversal of 31132112301011 is 11010321123113.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 31132112301011 - 234 = 31114932431827 is a prime.
It is not an unprimeable number, because it can be changed into a prime (31132112300011) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 819266113166 + ... + 819266113203.
It is an arithmetic number, because the mean of its divisors is an integer number (8192661131850).
Almost surely, 231132112301011 is an apocalyptic number.
31132112301011 is a deficient number, since it is larger than the sum of its proper divisors (1638532226389).
31132112301011 is a wasteful number, since it uses less digits than its factorization.
31132112301011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1638532226388.
The product of its (nonzero) digits is 108, while the sum is 20.
Adding to 31132112301011 its reverse (11010321123113), we get a palindrome (42142433424124).
The spelling of 31132112301011 in words is "thirty-one trillion, one hundred thirty-two billion, one hundred twelve million, three hundred one thousand, eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •