Base | Representation |
---|---|
bin | 11101010000111011… |
… | …000001110110001100 |
3 | 10000002212211110002200 |
4 | 131100323001312030 |
5 | 1003323120004122 |
6 | 22234003321500 |
7 | 2161451116653 |
oct | 352073016614 |
9 | 100085743080 |
10 | 31422422412 |
11 | 12365158047 |
12 | 610b380290 |
13 | 2c69c94774 |
14 | 174131619a |
15 | c3d94c5ac |
hex | 750ec1d8c |
31422422412 has 36 divisors (see below), whose sum is σ = 79443371280. Its totient is φ = 10472232672.
The previous prime is 31422422377. The next prime is 31422422459. The reversal of 31422422412 is 21422422413.
It is a happy number.
31422422412 is a `hidden beast` number, since 3 + 1 + 4 + 2 + 242 + 2 + 412 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a nude number because it is divisible by every one of its digits.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 128289 + ... + 281607.
Almost surely, 231422422412 is an apocalyptic number.
It is an amenable number.
31422422412 is an abundant number, since it is smaller than the sum of its proper divisors (48020948868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31422422412 is a wasteful number, since it uses less digits than its factorization.
31422422412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 159022 (or 159017 counting only the distinct ones).
The product of its digits is 6144, while the sum is 27.
Adding to 31422422412 its reverse (21422422413), we get a palindrome (52844844825).
Subtracting from 31422422412 its reverse (21422422413), we obtain a palindrome (9999999999).
The spelling of 31422422412 in words is "thirty-one billion, four hundred twenty-two million, four hundred twenty-two thousand, four hundred twelve".
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