Base | Representation |
---|---|
bin | 10101101000100111… |
… | …011011010010001000 |
3 | 2012221221100101110000 |
4 | 111220213123102020 |
5 | 340033340033222 |
6 | 14401031323000 |
7 | 1451442522156 |
oct | 255047332210 |
9 | 65857311400 |
10 | 23230002312 |
11 | 9940804620 |
12 | 4603820460 |
13 | 226291c4ca |
14 | 11a52803d6 |
15 | 90e5e39ac |
hex | 5689db488 |
23230002312 has 80 divisors (see below), whose sum is σ = 70980584400. Its totient is φ = 7039392480.
The previous prime is 23230002311. The next prime is 23230002317. The reversal of 23230002312 is 21320003232.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (23230002311) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1622362 + ... + 1636617.
It is an arithmetic number, because the mean of its divisors is an integer number (887257305).
Almost surely, 223230002312 is an apocalyptic number.
23230002312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
23230002312 is an abundant number, since it is smaller than the sum of its proper divisors (47750582088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23230002312 is a wasteful number, since it uses less digits than its factorization.
23230002312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3259008 (or 3258995 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
Adding to 23230002312 its reverse (21320003232), we get a palindrome (44550005544).
The spelling of 23230002312 in words is "twenty-three billion, two hundred thirty million, two thousand, three hundred twelve".
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