Base | Representation |
---|---|
bin | 11101010101100011… |
… | …001000010001001101 |
3 | 10000022021212222222220 |
4 | 131111203020101031 |
5 | 1004003002341331 |
6 | 22245415125553 |
7 | 2163412644024 |
oct | 352543102115 |
9 | 100267788886 |
10 | 31500043341 |
11 | 123a4a53878 |
12 | 61313738b9 |
13 | 2c800a1000 |
14 | 174b75d8bb |
15 | c45681296 |
hex | 7558c844d |
31500043341 has 16 divisors (see below), whose sum is σ = 45498479040. Its totient is φ = 19384638000.
The previous prime is 31500043331. The next prime is 31500043387. The reversal of 31500043341 is 14334000513.
It is a happy number.
It is not a de Polignac number, because 31500043341 - 218 = 31499781197 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31500043331) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2383035 + ... + 2396216.
It is an arithmetic number, because the mean of its divisors is an integer number (2843654940).
Almost surely, 231500043341 is an apocalyptic number.
It is an amenable number.
31500043341 is a deficient number, since it is larger than the sum of its proper divisors (13998435699).
31500043341 is an equidigital number, since it uses as much as digits as its factorization.
31500043341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4779293 (or 4779267 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 24.
Adding to 31500043341 its reverse (14334000513), we get a palindrome (45834043854).
The spelling of 31500043341 in words is "thirty-one billion, five hundred million, forty-three thousand, three hundred forty-one".
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