Base | Representation |
---|---|
bin | 100111101000001001… |
… | …011000010010110111 |
3 | 11001211100100110122012 |
4 | 213220021120102313 |
5 | 1144120131303313 |
6 | 31314050554435 |
7 | 3034262412653 |
oct | 475011302267 |
9 | 131740313565 |
10 | 42549478583 |
11 | 17055087037 |
12 | 82b5898a1b |
13 | 4021316981 |
14 | 20b901ba63 |
15 | 1190737da8 |
hex | 9e82584b7 |
42549478583 has 2 divisors, whose sum is σ = 42549478584. Its totient is φ = 42549478582.
The previous prime is 42549478523. The next prime is 42549478589. The reversal of 42549478583 is 38587494524.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 42549478583 - 214 = 42549462199 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (42549478589) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21274739291 + 21274739292.
It is an arithmetic number, because the mean of its divisors is an integer number (21274739292).
Almost surely, 242549478583 is an apocalyptic number.
42549478583 is a deficient number, since it is larger than the sum of its proper divisors (1).
42549478583 is an equidigital number, since it uses as much as digits as its factorization.
42549478583 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 38707200, while the sum is 59.
The spelling of 42549478583 in words is "forty-two billion, five hundred forty-nine million, four hundred seventy-eight thousand, five hundred eighty-three".
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