Base | Representation |
---|---|
bin | 101011111001… |
… | …0001011000001 |
3 | 1121022010120112 |
4 | 1113302023001 |
5 | 21342341113 |
6 | 2141121105 |
7 | 366412322 |
oct | 127621301 |
9 | 47263515 |
10 | 23012033 |
11 | 11a98310 |
12 | 7859195 |
13 | 49c93b5 |
14 | 30b0449 |
15 | 20485a8 |
hex | 15f22c1 |
23012033 has 8 divisors (see below), whose sum is σ = 26580960. Its totient is φ = 19689280.
The previous prime is 23011997. The next prime is 23012047. The reversal of 23012033 is 33021032.
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 23012033 - 212 = 23007937 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 23011999 and 23012017.
It is not an unprimeable number, because it can be changed into a prime (23012053) 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, 61343 + ... + 61716.
It is an arithmetic number, because the mean of its divisors is an integer number (3322620).
Almost surely, 223012033 is an apocalyptic number.
It is an amenable number.
23012033 is a deficient number, since it is larger than the sum of its proper divisors (3568927).
23012033 is a wasteful number, since it uses less digits than its factorization.
23012033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 123087.
The product of its (nonzero) digits is 108, while the sum is 14.
The square root of 23012033 is about 4797.0858862439. The cubic root of 23012033 is about 284.4362839060.
Adding to 23012033 its reverse (33021032), we get a palindrome (56033065).
It can be divided in two parts, 2301 and 2033, that added together give a palindrome (4334).
The spelling of 23012033 in words is "twenty-three million, twelve thousand, thirty-three".
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