Base | Representation |
---|---|
bin | 101011111101… |
… | …0001110110011 |
3 | 1121100210212010 |
4 | 1113322032303 |
5 | 21344420133 |
6 | 2141534003 |
7 | 366610500 |
oct | 127721663 |
9 | 47323763 |
10 | 23045043 |
11 | 1201009a |
12 | 7874303 |
13 | 4a0b428 |
14 | 30bc4a7 |
15 | 2053263 |
hex | 15fa3b3 |
23045043 has 48 divisors (see below), whose sum is σ = 38814720. Its totient is φ = 12083904.
The previous prime is 23045041. The next prime is 23045051. The reversal of 23045043 is 34054032.
It is a happy number.
It is not a de Polignac number, because 23045043 - 21 = 23045041 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (23045041) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 103230 + ... + 103452.
It is an arithmetic number, because the mean of its divisors is an integer number (808640).
Almost surely, 223045043 is an apocalyptic number.
23045043 is a deficient number, since it is larger than the sum of its proper divisors (15769677).
23045043 is a wasteful number, since it uses less digits than its factorization.
23045043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 296 (or 289 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 21.
The square root of 23045043 is about 4800.5252837580. The cubic root of 23045043 is about 284.5722237393.
Adding to 23045043 its reverse (34054032), we get a palindrome (57099075).
The spelling of 23045043 in words is "twenty-three million, forty-five thousand, forty-three".
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