Base | Representation |
---|---|
bin | 101110001110… |
… | …0000010111001 |
3 | 1200121010012222 |
4 | 1130130002321 |
5 | 22200411441 |
6 | 2223213425 |
7 | 412653404 |
oct | 134340271 |
9 | 50533188 |
10 | 24232121 |
11 | 12750a51 |
12 | 8147275 |
13 | 5035844 |
14 | 330ad3b |
15 | 21d9d4b |
hex | 171c0b9 |
24232121 has 2 divisors, whose sum is σ = 24232122. Its totient is φ = 24232120.
The previous prime is 24232097. The next prime is 24232127. The reversal of 24232121 is 12123242.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 14714896 + 9517225 = 3836^2 + 3085^2 .
It is a cyclic number.
It is not a de Polignac number, because 24232121 - 26 = 24232057 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 24232121.
It is not a weakly prime, because it can be changed into another prime (24232127) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12116060 + 12116061.
It is an arithmetic number, because the mean of its divisors is an integer number (12116061).
Almost surely, 224232121 is an apocalyptic number.
It is an amenable number.
24232121 is a deficient number, since it is larger than the sum of its proper divisors (1).
24232121 is an equidigital number, since it uses as much as digits as its factorization.
24232121 is an evil number, because the sum of its binary digits is even.
The product of its digits is 192, while the sum is 17.
The square root of 24232121 is about 4922.6132287638. The cubic root of 24232121 is about 289.3768665281.
Adding to 24232121 its reverse (12123242), we get a palindrome (36355363).
The spelling of 24232121 in words is "twenty-four million, two hundred thirty-two thousand, one hundred twenty-one".
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