Base | Representation |
---|---|
bin | 10101100111000000… |
… | …011011011101101111 |
3 | 2012220001112122021201 |
4 | 111213000123131233 |
5 | 340004432032343 |
6 | 14354224510331 |
7 | 1450664156542 |
oct | 254700333557 |
9 | 65801478251 |
10 | 23203002223 |
11 | 9927542aa5 |
12 | 45b677b3a7 |
13 | 225a157b1b |
14 | 11a1852859 |
15 | 90c05d94d |
hex | 56701b76f |
23203002223 has 4 divisors (see below), whose sum is σ = 23206999608. Its totient is φ = 23199004840.
The previous prime is 23203002191. The next prime is 23203002247. The reversal of 23203002223 is 32220030232.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 23203002223 - 25 = 23203002191 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 23203002223.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23203002923) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1989973 + ... + 2001598.
It is an arithmetic number, because the mean of its divisors is an integer number (5801749902).
Almost surely, 223203002223 is an apocalyptic number.
23203002223 is a deficient number, since it is larger than the sum of its proper divisors (3997385).
23203002223 is an equidigital number, since it uses as much as digits as its factorization.
23203002223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3997384.
The product of its (nonzero) digits is 864, while the sum is 19.
Adding to 23203002223 its reverse (32220030232), we get a palindrome (55423032455).
The spelling of 23203002223 in words is "twenty-three billion, two hundred three million, two thousand, two hundred twenty-three".
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