Base | Representation |
---|---|
bin | 10101100111100011… |
… | …010000001110000001 |
3 | 2012220200201102220000 |
4 | 111213203100032001 |
5 | 340014301144301 |
6 | 14355152310213 |
7 | 1451134600620 |
oct | 254743201601 |
9 | 65820642800 |
10 | 23212131201 |
11 | 9931708806 |
12 | 45b9842369 |
13 | 225c00309c |
14 | 11a2b4b6b7 |
15 | 90cc63786 |
hex | 5678d0381 |
23212131201 has 40 divisors (see below), whose sum is σ = 40278177984. Its totient is φ = 13046611680.
The previous prime is 23212131179. The next prime is 23212131209. The reversal of 23212131201 is 10213121232.
23212131201 is a `hidden beast` number, since 232 + 121 + 312 + 0 + 1 = 666.
It is not a de Polignac number, because 23212131201 - 214 = 23212114817 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23212131209) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 300975 + ... + 370148.
Almost surely, 223212131201 is an apocalyptic number.
23212131201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
23212131201 is a deficient number, since it is larger than the sum of its proper divisors (17066046783).
23212131201 is an equidigital number, since it uses as much as digits as its factorization.
23212131201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 671203 (or 671194 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 23212131201 its reverse (10213121232), we get a palindrome (33425252433).
The spelling of 23212131201 in words is "twenty-three billion, two hundred twelve million, one hundred thirty-one thousand, two hundred one".
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