Base | Representation |
---|---|
bin | 111110001000111… |
… | …100011100101111 |
3 | 2200122201010020121 |
4 | 332020330130233 |
5 | 4113342012033 |
6 | 251241025411 |
7 | 34556243212 |
oct | 7610743457 |
9 | 2618633217 |
10 | 1042532143 |
11 | 495533914 |
12 | 251185267 |
13 | 137cac433 |
14 | 9c65d779 |
15 | 617d362d |
hex | 3e23c72f |
1042532143 has 2 divisors, whose sum is σ = 1042532144. Its totient is φ = 1042532142.
The previous prime is 1042532087. The next prime is 1042532149. The reversal of 1042532143 is 3412352401.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1042532143 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1042532149) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521266071 + 521266072.
It is an arithmetic number, because the mean of its divisors is an integer number (521266072).
Almost surely, 21042532143 is an apocalyptic number.
1042532143 is a deficient number, since it is larger than the sum of its proper divisors (1).
1042532143 is an equidigital number, since it uses as much as digits as its factorization.
1042532143 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2880, while the sum is 25.
The square root of 1042532143 is about 32288.2663362405. The cubic root of 1042532143 is about 1013.9810016450.
Adding to 1042532143 its reverse (3412352401), we get a palindrome (4454884544).
The spelling of 1042532143 in words is "one billion, forty-two million, five hundred thirty-two thousand, one hundred forty-three".
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