Base | Representation |
---|---|
bin | 10101100010001111… |
… | …101000101000000011 |
3 | 2012200111012022002000 |
4 | 111202033220220003 |
5 | 334324003232321 |
6 | 14342252155043 |
7 | 1446004061106 |
oct | 254217505003 |
9 | 65614168060 |
10 | 23123102211 |
11 | 989642aa30 |
12 | 4593a68a83 |
13 | 2246731101 |
14 | 1194db473d |
15 | 905029826 |
hex | 5623e8a03 |
23123102211 has 64 divisors (see below), whose sum is σ = 39640803840. Its totient is φ = 13165701120.
The previous prime is 23123102207. The next prime is 23123102231. The reversal of 23123102211 is 11220132132.
It is not a de Polignac number, because 23123102211 - 22 = 23123102207 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23123102231) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2990196 + ... + 2997918.
It is an arithmetic number, because the mean of its divisors is an integer number (619387560).
Almost surely, 223123102211 is an apocalyptic number.
23123102211 is a deficient number, since it is larger than the sum of its proper divisors (16517701629).
23123102211 is a wasteful number, since it uses less digits than its factorization.
23123102211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8353 (or 8347 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 23123102211 its reverse (11220132132), we get a palindrome (34343234343).
The spelling of 23123102211 in words is "twenty-three billion, one hundred twenty-three million, one hundred two thousand, two hundred eleven".
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