Base | Representation |
---|---|
bin | 10101101000000101… |
… | …100001000010111111 |
3 | 2012221022121202122002 |
4 | 111220011201002333 |
5 | 340024101104043 |
6 | 14400113012515 |
7 | 1451304126653 |
oct | 255005410277 |
9 | 65838552562 |
10 | 23221113023 |
11 | 99367929a9 |
12 | 460085413b |
13 | 2260b29384 |
14 | 11a4008a63 |
15 | 90d939bb8 |
hex | 5681610bf |
23221113023 has 4 divisors (see below), whose sum is σ = 23235655080. Its totient is φ = 23206570968.
The previous prime is 23221113001. The next prime is 23221113029. The reversal of 23221113023 is 32031112232.
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 23221113023 - 28 = 23221112767 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23221112986 and 23221113004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23221113029) 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, 7268633 + ... + 7271826.
It is an arithmetic number, because the mean of its divisors is an integer number (5808913770).
Almost surely, 223221113023 is an apocalyptic number.
23221113023 is a deficient number, since it is larger than the sum of its proper divisors (14542057).
23221113023 is a wasteful number, since it uses less digits than its factorization.
23221113023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14542056.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 23221113023 its reverse (32031112232), we get a palindrome (55252225255).
The spelling of 23221113023 in words is "twenty-three billion, two hundred twenty-one million, one hundred thirteen thousand, twenty-three".
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