Base | Representation |
---|---|
bin | 10101100110111101… |
… | …011100100010111111 |
3 | 2012220000001220120202 |
4 | 111212331130202333 |
5 | 340004232021343 |
6 | 14354200034115 |
7 | 1450654421630 |
oct | 254675344277 |
9 | 65800056522 |
10 | 23202220223 |
11 | 9927059516 |
12 | 45b646293b |
13 | 2259c42bc0 |
14 | 11a16cb887 |
15 | 90be56db8 |
hex | 566f5c8bf |
23202220223 has 16 divisors (see below), whose sum is σ = 28560537600. Its totient is φ = 18355255776.
The previous prime is 23202220207. The next prime is 23202220229. The reversal of 23202220223 is 32202220232.
It is not a de Polignac number, because 23202220223 - 24 = 23202220207 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 23202220195 and 23202220204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23202220229) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 906386 + ... + 931632.
It is an arithmetic number, because the mean of its divisors is an integer number (1785033600).
Almost surely, 223202220223 is an apocalyptic number.
23202220223 is a deficient number, since it is larger than the sum of its proper divisors (5358317377).
23202220223 is a wasteful number, since it uses less digits than its factorization.
23202220223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35366.
The product of its (nonzero) digits is 1152, while the sum is 20.
Adding to 23202220223 its reverse (32202220232), we get a palindrome (55404440455).
Subtracting 23202220223 from its reverse (32202220232), we obtain a palindrome (9000000009).
The spelling of 23202220223 in words is "twenty-three billion, two hundred two million, two hundred twenty thousand, two hundred twenty-three".
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