Base | Representation |
---|---|
bin | 101101111010… |
… | …1001011110001 |
3 | 1200022000212120 |
4 | 1123311023301 |
5 | 22130313240 |
6 | 2215544453 |
7 | 411421341 |
oct | 133651361 |
9 | 50260776 |
10 | 24072945 |
11 | 126523a6 |
12 | 808b129 |
13 | 4cab260 |
14 | 32a8d21 |
15 | 21a7ad0 |
hex | 16f52f1 |
24072945 has 32 divisors (see below), whose sum is σ = 42505344. Its totient is φ = 11558400.
The previous prime is 24072941. The next prime is 24072947. The reversal of 24072945 is 54927042.
It is not a de Polignac number, because 24072945 - 22 = 24072941 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (24072941) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6490 + ... + 9500.
It is an arithmetic number, because the mean of its divisors is an integer number (1328292).
Almost surely, 224072945 is an apocalyptic number.
It is an amenable number.
24072945 is a deficient number, since it is larger than the sum of its proper divisors (18432399).
24072945 is a wasteful number, since it uses less digits than its factorization.
24072945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3073.
The product of its (nonzero) digits is 20160, while the sum is 33.
The square root of 24072945 is about 4906.4187550595. The cubic root of 24072945 is about 288.7418543082.
Adding to 24072945 its reverse (54927042), we get a palindrome (78999987).
The spelling of 24072945 in words is "twenty-four million, seventy-two thousand, nine hundred forty-five".
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