Base | Representation |
---|---|
bin | 1110010010100000011110… |
… | …00111010100011010110101 |
3 | 11010020221021112110202101200 |
4 | 13021100033013110122311 |
5 | 13104310213441030141 |
6 | 150455101500243113 |
7 | 6422116154530326 |
oct | 711201707243265 |
9 | 133227245422350 |
10 | 31422234314421 |
11 | a015105104905 |
12 | 3635a0a840499 |
13 | 146c1475a8092 |
14 | 7a8bb68cc44d |
15 | 39756ededab6 |
hex | 1c940f1d46b5 |
31422234314421 has 12 divisors (see below), whose sum is σ = 47361048822048. Its totient is φ = 20037366809064.
The previous prime is 31422234314389. The next prime is 31422234314431. The reversal of 31422234314421 is 12441343222413.
31422234314421 is a `hidden beast` number, since 3 + 1 + 4 + 2 + 223 + 4 + 3 + 1 + 4 + 421 = 666.
It is not a de Polignac number, because 31422234314421 - 25 = 31422234314389 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31422234314431) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75899116495 + ... + 75899116908.
It is an arithmetic number, because the mean of its divisors is an integer number (3946754068504).
Almost surely, 231422234314421 is an apocalyptic number.
It is an amenable number.
31422234314421 is a deficient number, since it is larger than the sum of its proper divisors (15938814507627).
31422234314421 is a wasteful number, since it uses less digits than its factorization.
31422234314421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151798233432 (or 151798233429 counting only the distinct ones).
The product of its digits is 110592, while the sum is 36.
Adding to 31422234314421 its reverse (12441343222413), we get a palindrome (43863577536834).
The spelling of 31422234314421 in words is "thirty-one trillion, four hundred twenty-two billion, two hundred thirty-four million, three hundred fourteen thousand, four hundred twenty-one".
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