Base | Representation |
---|---|
bin | 1110010000001111100011… |
… | …01001000001000001001001 |
3 | 11002222111110020201101221220 |
4 | 13020013301221001001021 |
5 | 13102021343141420131 |
6 | 150355233232552253 |
7 | 6413363130405114 |
oct | 710076151010111 |
9 | 132874406641856 |
10 | 31344430420041 |
11 | 9a95109908452 |
12 | 36229163b2689 |
13 | 14649c844015b |
14 | 7a511569957b |
15 | 39551962ce96 |
hex | 1c81f1a41049 |
31344430420041 has 64 divisors (see below), whose sum is σ = 43853587415040. Its totient is φ = 19891161576000.
The previous prime is 31344430420021. The next prime is 31344430420063. The reversal of 31344430420041 is 14002403444313.
It is not a de Polignac number, because 31344430420041 - 26 = 31344430419977 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 31344430419984 and 31344430420011.
It is not an unprimeable number, because it can be changed into a prime (31344430420001) 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 63 ways as a sum of consecutive naturals, for example, 859227640 + ... + 859264118.
It is an arithmetic number, because the mean of its divisors is an integer number (685212303360).
Almost surely, 231344430420041 is an apocalyptic number.
31344430420041 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
It is an amenable number.
31344430420041 is a deficient number, since it is larger than the sum of its proper divisors (12509156994999).
31344430420041 is a wasteful number, since it uses less digits than its factorization.
31344430420041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37218.
The product of its (nonzero) digits is 55296, while the sum is 33.
Adding to 31344430420041 its reverse (14002403444313), we get a palindrome (45346833864354).
The spelling of 31344430420041 in words is "thirty-one trillion, three hundred forty-four billion, four hundred thirty million, four hundred twenty thousand, forty-one".
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