Base | Representation |
---|---|
bin | 101011111000… |
… | …0011000111100 |
3 | 1121021202120010 |
4 | 1113300120330 |
5 | 21342122412 |
6 | 2141023220 |
7 | 366352122 |
oct | 127603074 |
9 | 47252503 |
10 | 23004732 |
11 | 11a92883 |
12 | 7854b10 |
13 | 49c5c8a |
14 | 30ab912 |
15 | 204633c |
hex | 15f063c |
23004732 has 24 divisors (see below), whose sum is σ = 53778816. Its totient is φ = 7653808.
The previous prime is 23004727. The next prime is 23004733. The reversal of 23004732 is 23740032.
It is a happy number.
It is a super-3 number, since 3×230047323 (a number of 23 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 23004699 and 23004708.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23004733) 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, 6283 + ... + 9245.
It is an arithmetic number, because the mean of its divisors is an integer number (2240784).
Almost surely, 223004732 is an apocalyptic number.
It is an amenable number.
23004732 is an abundant number, since it is smaller than the sum of its proper divisors (30774084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23004732 is a wasteful number, since it uses less digits than its factorization.
23004732 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3617 (or 3615 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 21.
The square root of 23004732 is about 4796.3248430439. The cubic root of 23004732 is about 284.4061998051.
Adding to 23004732 its reverse (23740032), we get a palindrome (46744764).
The spelling of 23004732 in words is "twenty-three million, four thousand, seven hundred thirty-two".
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