Base | Representation |
---|---|
bin | 101100000101… |
… | …0101011110001 |
3 | 1121111020022001 |
4 | 1120022223301 |
5 | 21404044213 |
6 | 2143214001 |
7 | 400311121 |
oct | 130125361 |
9 | 47436261 |
10 | 23112433 |
11 | 12056793 |
12 | 78a7301 |
13 | 4a32cc6 |
14 | 30d8c81 |
15 | 20681dd |
hex | 160aaf1 |
23112433 has 8 divisors (see below), whose sum is σ = 23423400. Its totient is φ = 22803840.
The previous prime is 23112421. The next prime is 23112451. The reversal of 23112433 is 33421132.
It can be written as a sum of positive squares in 4 ways, for example, as 187489 + 22924944 = 433^2 + 4788^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23112433 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 23112433.
It is not an unprimeable number, because it can be changed into a prime (23112403) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26541 + ... + 27397.
It is an arithmetic number, because the mean of its divisors is an integer number (2927925).
Almost surely, 223112433 is an apocalyptic number.
It is an amenable number.
23112433 is a deficient number, since it is larger than the sum of its proper divisors (310967).
23112433 is a wasteful number, since it uses less digits than its factorization.
23112433 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1187.
The product of its digits is 432, while the sum is 19.
The square root of 23112433 is about 4807.5391834077. The cubic root of 23112433 is about 284.8493427597.
Adding to 23112433 its reverse (33421132), we get a palindrome (56533565).
The spelling of 23112433 in words is "twenty-three million, one hundred twelve thousand, four hundred thirty-three".
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