Base | Representation |
---|---|
bin | 100110100101… |
… | …1101110110101 |
3 | 1102001221122121 |
4 | 1031023232311 |
5 | 20134430031 |
6 | 2001355541 |
7 | 333656515 |
oct | 115135665 |
9 | 42057577 |
10 | 20233141 |
11 | 1046a505 |
12 | 6938bb1 |
13 | 4265596 |
14 | 2989845 |
15 | 1b9a011 |
hex | 134bbb5 |
20233141 has 2 divisors, whose sum is σ = 20233142. Its totient is φ = 20233140.
The previous prime is 20233127. The next prime is 20233153. The reversal of 20233141 is 14133202.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 15437041 + 4796100 = 3929^2 + 2190^2 .
It is a cyclic number.
It is not a de Polignac number, because 20233141 - 29 = 20232629 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20233181) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10116570 + 10116571.
It is an arithmetic number, because the mean of its divisors is an integer number (10116571).
Almost surely, 220233141 is an apocalyptic number.
It is an amenable number.
20233141 is a deficient number, since it is larger than the sum of its proper divisors (1).
20233141 is an equidigital number, since it uses as much as digits as its factorization.
20233141 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 20233141 is about 4498.1263877308. The cubic root of 20233141 is about 272.4924263529.
Adding to 20233141 its reverse (14133202), we get a palindrome (34366343).
The spelling of 20233141 in words is "twenty million, two hundred thirty-three thousand, one hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •