Base | Representation |
---|---|
bin | 101100101011… |
… | …0110011010001 |
3 | 1122002001222022 |
4 | 1121112303101 |
5 | 21444033314 |
6 | 2154021225 |
7 | 403050104 |
oct | 131266321 |
9 | 48061868 |
10 | 23424209 |
11 | 12249a56 |
12 | 7a17815 |
13 | 4b11ba3 |
14 | 317a73b |
15 | 20ca78e |
hex | 1656cd1 |
23424209 has 8 divisors (see below), whose sum is σ = 23749440. Its totient is φ = 23101200.
The previous prime is 23424197. The next prime is 23424221. The reversal of 23424209 is 90242432.
It is an interprime number because it is at equal distance from previous prime (23424197) and next prime (23424221).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 23424209 - 212 = 23420113 is a prime.
It is a super-3 number, since 3×234242093 (a number of 23 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23424259) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33554 + ... + 34244.
It is an arithmetic number, because the mean of its divisors is an integer number (2968680).
Almost surely, 223424209 is an apocalyptic number.
It is an amenable number.
23424209 is a deficient number, since it is larger than the sum of its proper divisors (325231).
23424209 is a wasteful number, since it uses less digits than its factorization.
23424209 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1111.
The product of its (nonzero) digits is 3456, while the sum is 26.
The square root of 23424209 is about 4839.8562995196. The cubic root of 23424209 is about 286.1244547758.
The spelling of 23424209 in words is "twenty-three million, four hundred twenty-four thousand, two hundred nine".
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