Base | Representation |
---|---|
bin | 1010100011001111101010… |
… | …10000110111010000000111 |
3 | 10001011000102211111201210001 |
4 | 11101213311100313100013 |
5 | 11020112111200013411 |
6 | 121202255511342131 |
7 | 4613143121213425 |
oct | 521476520672007 |
9 | 101130384451701 |
10 | 23201233204231 |
11 | 743565131a565 |
12 | 272867a081947 |
13 | cc3b36781844 |
14 | 5a2d34d2a115 |
15 | 2a37b5e47dc1 |
hex | 1519f5437407 |
23201233204231 has 4 divisors (see below), whose sum is σ = 23253606191592. Its totient is φ = 23148860216872.
The previous prime is 23201233204213. The next prime is 23201233204283. The reversal of 23201233204231 is 13240233210232.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 23201233204231 - 25 = 23201233204199 is a prime.
It is a super-2 number, since 2×232012332042312 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 23201233204231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23201233204211) 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, 26186493016 + ... + 26186493901.
It is an arithmetic number, because the mean of its divisors is an integer number (5813401547898).
Almost surely, 223201233204231 is an apocalyptic number.
23201233204231 is a deficient number, since it is larger than the sum of its proper divisors (52372987361).
23201233204231 is an equidigital number, since it uses as much as digits as its factorization.
23201233204231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52372987360.
The product of its (nonzero) digits is 10368, while the sum is 28.
Adding to 23201233204231 its reverse (13240233210232), we get a palindrome (36441466414463).
The spelling of 23201233204231 in words is "twenty-three trillion, two hundred one billion, two hundred thirty-three million, two hundred four thousand, two hundred thirty-one".
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