Base | Representation |
---|---|
bin | 10101110011111100… |
… | …010101110010101111 |
3 | 2020110011221000012221 |
4 | 111303330111302233 |
5 | 340431012043343 |
6 | 14431540340211 |
7 | 1456241002105 |
oct | 256374256257 |
9 | 66404830187 |
10 | 23420034223 |
11 | 9a28aa9393 |
12 | 46573a4667 |
13 | 22930c6621 |
14 | 11c25c9c75 |
15 | 92112e5ed |
hex | 573f15caf |
23420034223 has 4 divisors (see below), whose sum is σ = 24227621640. Its totient is φ = 22612446808.
The previous prime is 23420034217. The next prime is 23420034229. The reversal of 23420034223 is 32243002432.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (23420034217) and next prime (23420034229).
It is a cyclic number.
It is not a de Polignac number, because 23420034223 - 225 = 23386479791 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23420034229) 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, 403793665 + ... + 403793722.
It is an arithmetic number, because the mean of its divisors is an integer number (6056905410).
Almost surely, 223420034223 is an apocalyptic number.
23420034223 is a deficient number, since it is larger than the sum of its proper divisors (807587417).
23420034223 is an equidigital number, since it uses as much as digits as its factorization.
23420034223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 807587416.
The product of its (nonzero) digits is 6912, while the sum is 25.
Adding to 23420034223 its reverse (32243002432), we get a palindrome (55663036655).
The spelling of 23420034223 in words is "twenty-three billion, four hundred twenty million, thirty-four thousand, two hundred twenty-three".
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