Base | Representation |
---|---|
bin | 1110001101001101010001… |
… | …01000000000000010111111 |
3 | 11002121112020002221010121221 |
4 | 13012212220220000002333 |
5 | 13043314234301431142 |
6 | 150235303231334211 |
7 | 6403011310235110 |
oct | 706465050000277 |
9 | 132545202833557 |
10 | 31240126202047 |
11 | 9a549548a36a4 |
12 | 3606667081367 |
13 | 1457c14c95379 |
14 | 7a005cb34207 |
15 | 3929625c9767 |
hex | 1c69a8a000bf |
31240126202047 has 8 divisors (see below), whose sum is σ = 36288296478752. Its totient is φ = 26338279701600.
The previous prime is 31240126202039. The next prime is 31240126202063. The reversal of 31240126202047 is 74020262104213.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31240126202047 - 23 = 31240126202039 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31240126292047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36580943604 + ... + 36580944457.
It is an arithmetic number, because the mean of its divisors is an integer number (4536037059844).
Almost surely, 231240126202047 is an apocalyptic number.
31240126202047 is a deficient number, since it is larger than the sum of its proper divisors (5048170276705).
31240126202047 is an equidigital number, since it uses as much as digits as its factorization.
31240126202047 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73161888129.
The product of its (nonzero) digits is 32256, while the sum is 34.
The spelling of 31240126202047 in words is "thirty-one trillion, two hundred forty billion, one hundred twenty-six million, two hundred two thousand, forty-seven".
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