Base | Representation |
---|---|
bin | 10101101001011001… |
… | …110010100110111011 |
3 | 2012222212012011012100 |
4 | 111221121302212323 |
5 | 340100230030201 |
6 | 14402222314443 |
7 | 1451662661133 |
oct | 255131624673 |
9 | 65885164170 |
10 | 23243205051 |
11 | 9948201a80 |
12 | 4608128a23 |
13 | 2265592a91 |
14 | 11a6d19ac3 |
15 | 910850886 |
hex | 5696729bb |
23243205051 has 12 divisors (see below), whose sum is σ = 36625656600. Its totient is φ = 14086790880.
The previous prime is 23243205049. The next prime is 23243205091. The reversal of 23243205051 is 15050234232.
It is a happy number.
It is not a de Polignac number, because 23243205051 - 21 = 23243205049 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23243205091) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117389826 + ... + 117390023.
It is an arithmetic number, because the mean of its divisors is an integer number (3052138050).
Almost surely, 223243205051 is an apocalyptic number.
23243205051 is a deficient number, since it is larger than the sum of its proper divisors (13382451549).
23243205051 is a wasteful number, since it uses less digits than its factorization.
23243205051 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 234779866 (or 234779863 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 27.
Adding to 23243205051 its reverse (15050234232), we get a palindrome (38293439283).
The spelling of 23243205051 in words is "twenty-three billion, two hundred forty-three million, two hundred five thousand, fifty-one".
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