Base | Representation |
---|---|
bin | 10000111101100… |
… | …10000101100011 |
3 | 100220201221100102 |
4 | 20132302011203 |
5 | 242411142303 |
6 | 22041413015 |
7 | 3345264332 |
oct | 1036620543 |
9 | 326657312 |
10 | 142287203 |
11 | 73354533 |
12 | 3b79a16b |
13 | 2362b416 |
14 | 14c7bd19 |
15 | c759288 |
hex | 87b2163 |
142287203 has 2 divisors, whose sum is σ = 142287204. Its totient is φ = 142287202.
The previous prime is 142287151. The next prime is 142287221. The reversal of 142287203 is 302782241.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 142287203 - 224 = 125509987 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (142287403) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71143601 + 71143602.
It is an arithmetic number, because the mean of its divisors is an integer number (71143602).
Almost surely, 2142287203 is an apocalyptic number.
142287203 is a deficient number, since it is larger than the sum of its proper divisors (1).
142287203 is an equidigital number, since it uses as much as digits as its factorization.
142287203 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 5376, while the sum is 29.
The square root of 142287203 is about 11928.4199708092. The cubic root of 142287203 is about 522.0618372842.
The spelling of 142287203 in words is "one hundred forty-two million, two hundred eighty-seven thousand, two hundred three".
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