Base | Representation |
---|---|
bin | 10101100010101010… |
… | …011010101111001011 |
3 | 2012200222102000002001 |
4 | 111202222122233023 |
5 | 334332302420321 |
6 | 14343102451431 |
7 | 1446120542356 |
oct | 254252325713 |
9 | 65628360061 |
10 | 23130123211 |
11 | 989a395a08 |
12 | 4596293b77 |
13 | 224801ba50 |
14 | 1195cc129d |
15 | 905964c91 |
hex | 562a9abcb |
23130123211 has 16 divisors (see below), whose sum is σ = 26425181664. Its totient is φ = 20056425984.
The previous prime is 23130123187. The next prime is 23130123239. The reversal of 23130123211 is 11232103132.
It is a cyclic number.
It is not a de Polignac number, because 23130123211 - 27 = 23130123083 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23130123011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15525 + ... + 215641.
It is an arithmetic number, because the mean of its divisors is an integer number (1651573854).
Almost surely, 223130123211 is an apocalyptic number.
23130123211 is a deficient number, since it is larger than the sum of its proper divisors (3295058453).
23130123211 is a wasteful number, since it uses less digits than its factorization.
23130123211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 200670.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 23130123211 its reverse (11232103132), we get a palindrome (34362226343).
The spelling of 23130123211 in words is "twenty-three billion, one hundred thirty million, one hundred twenty-three thousand, two hundred eleven".
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