Base | Representation |
---|---|
bin | 1010101010001100111110… |
… | …11000000100110111100100 |
3 | 10001222212112112110210220202 |
4 | 11111012133120010313210 |
5 | 11033021223432014022 |
6 | 121504155134050032 |
7 | 4636335513101120 |
oct | 525063730046744 |
9 | 101885475423822 |
10 | 23440310423012 |
11 | 7517a8616759a |
12 | 2766a80649918 |
13 | 1010547911582 |
14 | 5b0734c0c580 |
15 | 2a9b09d77592 |
hex | 15519f604de4 |
23440310423012 has 12 divisors (see below), whose sum is σ = 46880620846080. Its totient is φ = 10045847324136.
The previous prime is 23440310423009. The next prime is 23440310423017. The reversal of 23440310423012 is 21032401304432.
23440310423012 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (23440310423017) 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, 418576971812 + ... + 418576971867.
It is an arithmetic number, because the mean of its divisors is an integer number (3906718403840).
Almost surely, 223440310423012 is an apocalyptic number.
It is an amenable number.
23440310423012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23440310423012 is a wasteful number, since it uses less digits than its factorization.
23440310423012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 837153943690 (or 837153943688 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 29.
Adding to 23440310423012 its reverse (21032401304432), we get a palindrome (44472711727444).
The spelling of 23440310423012 in words is "twenty-three trillion, four hundred forty billion, three hundred ten million, four hundred twenty-three thousand, twelve".
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