Base | Representation |
---|---|
bin | 101100100001… |
… | …0001111110111 |
3 | 1121220210111022 |
4 | 1121002033313 |
5 | 21433340043 |
6 | 2152131355 |
7 | 402246500 |
oct | 131021767 |
9 | 47823438 |
10 | 23340023 |
11 | 121a1783 |
12 | 7996b5b |
13 | 4ab2785 |
14 | 3157ba7 |
15 | 20b0868 |
hex | 16423f7 |
23340023 has 12 divisors (see below), whose sum is σ = 27277920. Its totient is φ = 19912032.
The previous prime is 23340019. The next prime is 23340047. The reversal of 23340023 is 32004332.
It is not a de Polignac number, because 23340023 - 22 = 23340019 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23339983 and 23340010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23348023) 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, 10715 + ... + 12707.
It is an arithmetic number, because the mean of its divisors is an integer number (2273160).
Almost surely, 223340023 is an apocalyptic number.
23340023 is a deficient number, since it is larger than the sum of its proper divisors (3937897).
23340023 is a wasteful number, since it uses less digits than its factorization.
23340023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2246 (or 2239 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 17.
The square root of 23340023 is about 4831.1513120580. The cubic root of 23340023 is about 285.7812686881.
Adding to 23340023 its reverse (32004332), we get a palindrome (55344355).
The spelling of 23340023 in words is "twenty-three million, three hundred forty thousand, twenty-three".
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