Base | Representation |
---|---|
bin | 110100100100111000110010… |
… | …101101001111100100111011 |
3 | 1010022201200120020212100200021 |
4 | 310210320302231033210323 |
5 | 220302011244300100011 |
6 | 2135443040031551311 |
7 | 66464024510043226 |
oct | 6444706255174473 |
9 | 1108650506770607 |
10 | 231233300003131 |
11 | 67750545680738 |
12 | 21b2669038b537 |
13 | 9c0428bc6179a |
14 | 4115a73d205bd |
15 | 1baed97231471 |
hex | d24e32b4f93b |
231233300003131 has 2 divisors, whose sum is σ = 231233300003132. Its totient is φ = 231233300003130.
The previous prime is 231233300003129. The next prime is 231233300003171. The reversal of 231233300003131 is 131300003332132.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 231233300003131 - 21 = 231233300003129 is a prime.
It is a super-2 number, since 2×2312333000031312 (a number of 30 digits) contains 22 as substring.
Together with 231233300003129, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 231233300003096 and 231233300003105.
It is not a weakly prime, because it can be changed into another prime (231233300003171) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115616650001565 + 115616650001566.
It is an arithmetic number, because the mean of its divisors is an integer number (115616650001566).
Almost surely, 2231233300003131 is an apocalyptic number.
231233300003131 is a deficient number, since it is larger than the sum of its proper divisors (1).
231233300003131 is an equidigital number, since it uses as much as digits as its factorization.
231233300003131 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2916, while the sum is 25.
Adding to 231233300003131 its reverse (131300003332132), we get a palindrome (362533303335263).
The spelling of 231233300003131 in words is "two hundred thirty-one trillion, two hundred thirty-three billion, three hundred million, three thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •