Base | Representation |
---|---|
bin | 101101010110… |
… | …1101010111000 |
3 | 1122202011001122 |
4 | 1122231222320 |
5 | 22041430044 |
6 | 2205404412 |
7 | 406061342 |
oct | 132555270 |
9 | 48664048 |
10 | 23780024 |
11 | 12472314 |
12 | 7b69708 |
13 | 4c07b28 |
14 | 3230292 |
15 | 214adee |
hex | 16adab8 |
23780024 has 8 divisors (see below), whose sum is σ = 44587560. Its totient is φ = 11890008.
The previous prime is 23780021. The next prime is 23780063. The reversal of 23780024 is 42008732.
It is a tau number, because it is divible by the number of its divisors (8).
It is a junction number, because it is equal to n+sod(n) for n = 23779975 and 23780002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23780021) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1486244 + ... + 1486259.
It is an arithmetic number, because the mean of its divisors is an integer number (5573445).
Almost surely, 223780024 is an apocalyptic number.
It is an amenable number.
23780024 is a deficient number, since it is larger than the sum of its proper divisors (20807536).
23780024 is a wasteful number, since it uses less digits than its factorization.
23780024 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2972509 (or 2972505 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 26.
The square root of 23780024 is about 4876.4765968884. The cubic root of 23780024 is about 287.5659291775.
Adding to 23780024 its reverse (42008732), we get a palindrome (65788756).
The spelling of 23780024 in words is "twenty-three million, seven hundred eighty thousand, twenty-four".
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