Base | Representation |
---|---|
bin | 10101101000101111… |
… | …011110101001001111 |
3 | 2012222002022122002012 |
4 | 111220233132221033 |
5 | 340034410110411 |
6 | 14401144451435 |
7 | 1451466463355 |
oct | 255057365117 |
9 | 65862278065 |
10 | 23232113231 |
11 | 9941a16588 |
12 | 4604479b7b |
13 | 22631ab282 |
14 | 11a566d7d5 |
15 | 90e8ae18b |
hex | 568bdea4f |
23232113231 has 4 divisors (see below), whose sum is σ = 23235711000. Its totient is φ = 23228515464.
The previous prime is 23232113209. The next prime is 23232113239. The reversal of 23232113231 is 13231123232.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23232113231 is a prime.
It is a super-2 number, since 2×232321132312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23232113197 and 23232113206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23232113239) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1789181 + ... + 1802118.
It is an arithmetic number, because the mean of its divisors is an integer number (5808927750).
Almost surely, 223232113231 is an apocalyptic number.
23232113231 is a deficient number, since it is larger than the sum of its proper divisors (3597769).
23232113231 is an equidigital number, since it uses as much as digits as its factorization.
23232113231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3597768.
The product of its digits is 1296, while the sum is 23.
Adding to 23232113231 its reverse (13231123232), we get a palindrome (36463236463).
The spelling of 23232113231 in words is "twenty-three billion, two hundred thirty-two million, one hundred thirteen thousand, two hundred thirty-one".
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