Base | Representation |
---|---|
bin | 10101011100110001… |
… | …011100100001000011 |
3 | 2012110002110101011000 |
4 | 111130301130201003 |
5 | 334132003132321 |
6 | 14325212423043 |
7 | 1443510560451 |
oct | 253461344103 |
9 | 65402411130 |
10 | 23031302211 |
11 | 984962a265 |
12 | 4569177a83 |
13 | 22306cba98 |
14 | 1186b199d1 |
15 | 8ebe44826 |
hex | 55cc5c843 |
23031302211 has 32 divisors (see below), whose sum is σ = 36251046720. Its totient is φ = 14401608192.
The previous prime is 23031302183. The next prime is 23031302221. The reversal of 23031302211 is 11220313032.
It is not a de Polignac number, because 23031302211 - 25 = 23031302179 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23031302221) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48861 + ... + 220113.
It is an arithmetic number, because the mean of its divisors is an integer number (1132845210).
Almost surely, 223031302211 is an apocalyptic number.
23031302211 is a deficient number, since it is larger than the sum of its proper divisors (13219744509).
23031302211 is a wasteful number, since it uses less digits than its factorization.
23031302211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 171572 (or 171566 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 23031302211 its reverse (11220313032), we get a palindrome (34251615243).
The spelling of 23031302211 in words is "twenty-three billion, thirty-one million, three hundred two thousand, two hundred eleven".
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