Base | Representation |
---|---|
bin | 111111110110010… |
… | …1110011000000111 |
3 | 12112022100202110012 |
4 | 1333230232120013 |
5 | 13341430240402 |
6 | 552331420435 |
7 | 104043234503 |
oct | 17754563007 |
9 | 5468322405 |
10 | 2142430727 |
11 | 9aa389a08 |
12 | 4b95b471b |
13 | 281b25bb8 |
14 | 164773303 |
15 | c8149452 |
hex | 7fb2e607 |
2142430727 has 2 divisors, whose sum is σ = 2142430728. Its totient is φ = 2142430726.
The previous prime is 2142430669. The next prime is 2142430757. The reversal of 2142430727 is 7270342412.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2142430727 - 26 = 2142430663 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2142430693 and 2142430702.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2142430757) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071215363 + 1071215364.
It is an arithmetic number, because the mean of its divisors is an integer number (1071215364).
Almost surely, 22142430727 is an apocalyptic number.
2142430727 is a deficient number, since it is larger than the sum of its proper divisors (1).
2142430727 is an equidigital number, since it uses as much as digits as its factorization.
2142430727 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 18816, while the sum is 32.
The square root of 2142430727 is about 46286.3989418058. The cubic root of 2142430727 is about 1289.1464672108.
The spelling of 2142430727 in words is "two billion, one hundred forty-two million, four hundred thirty thousand, seven hundred twenty-seven".
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