Base | Representation |
---|---|
bin | 1110001010000000001001… |
… | …01010011101101110111111 |
3 | 11002012222222022022111120121 |
4 | 13011000010222131232333 |
5 | 13040013220301431421 |
6 | 150112531454355411 |
7 | 6362032310210260 |
oct | 705000452355677 |
9 | 132188868274517 |
10 | 31130001202111 |
11 | 9a12183137259 |
12 | 35a92524bbb67 |
13 | 144a714910806 |
14 | 7989b30d2967 |
15 | 38eb6953ed41 |
hex | 1c5004a9dbbf |
31130001202111 has 8 divisors (see below), whose sum is σ = 35589596876960. Its totient is φ = 26673518688768.
The previous prime is 31130001202087. The next prime is 31130001202129. The reversal of 31130001202111 is 11120210003113.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 31130001202111 - 211 = 31130001200063 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31130001202411) 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 7 ways as a sum of consecutive naturals, for example, 778268946 + ... + 778308943.
It is an arithmetic number, because the mean of its divisors is an integer number (4448699609620).
Almost surely, 231130001202111 is an apocalyptic number.
31130001202111 is a deficient number, since it is larger than the sum of its proper divisors (4459595674849).
31130001202111 is a wasteful number, since it uses less digits than its factorization.
31130001202111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1556580753.
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 31130001202111 its reverse (11120210003113), we get a palindrome (42250211205224).
The spelling of 31130001202111 in words is "thirty-one trillion, one hundred thirty billion, one million, two hundred two thousand, one hundred eleven".
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