Base | Representation |
---|---|
bin | 11101111011110101… |
… | …001011111100111111 |
3 | 10001222001102120220112 |
4 | 131323311023330333 |
5 | 1011311412424411 |
6 | 22433241140235 |
7 | 2215342065122 |
oct | 357365137477 |
9 | 101861376815 |
10 | 32142311231 |
11 | 126a4551188 |
12 | 629048a67b |
13 | 3053178794 |
14 | 17acb8a3b9 |
15 | c81c4cb8b |
hex | 77bd4bf3f |
32142311231 has 2 divisors, whose sum is σ = 32142311232. Its totient is φ = 32142311230.
The previous prime is 32142311197. The next prime is 32142311297. The reversal of 32142311231 is 13211324123.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-32142311231 is a prime.
It is a super-2 number, since 2×321423112312 (a number of 22 digits) contains 22 as substring.
It is a Sophie Germain prime.
It is a junction number, because it is equal to n+sod(n) for n = 32142311197 and 32142311206.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (32142316231) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16071155615 + 16071155616.
It is an arithmetic number, because the mean of its divisors is an integer number (16071155616).
Almost surely, 232142311231 is an apocalyptic number.
32142311231 is a deficient number, since it is larger than the sum of its proper divisors (1).
32142311231 is an equidigital number, since it uses as much as digits as its factorization.
32142311231 is an evil number, because the sum of its binary digits is even.
The product of its digits is 864, while the sum is 23.
Adding to 32142311231 its reverse (13211324123), we get a palindrome (45353635354).
The spelling of 32142311231 in words is "thirty-two billion, one hundred forty-two million, three hundred eleven thousand, two hundred thirty-one".
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