Base | Representation |
---|---|
bin | 1010000010110… |
… | …1110001101011 |
3 | 2221021110020100 |
4 | 2200231301223 |
5 | 41241134124 |
6 | 4103000443 |
7 | 1021050363 |
oct | 240556153 |
9 | 87243210 |
10 | 42130539 |
11 | 21866330 |
12 | 12139123 |
13 | 8961519 |
14 | 58499a3 |
15 | 3a731c9 |
hex | 282dc6b |
42130539 has 24 divisors (see below), whose sum is σ = 70295472. Its totient is φ = 24030720.
The previous prime is 42130537. The next prime is 42130541. The reversal of 42130539 is 93503124.
42130539 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (42130537) and next prime (42130541).
It is not a de Polignac number, because 42130539 - 21 = 42130537 is a prime.
It is not an unprimeable number, because it can be changed into a prime (42130537) 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 in 23 ways as a sum of consecutive naturals, for example, 10834 + ... + 14199.
It is an arithmetic number, because the mean of its divisors is an integer number (2928978).
Almost surely, 242130539 is an apocalyptic number.
42130539 is a deficient number, since it is larger than the sum of its proper divisors (28164933).
42130539 is a wasteful number, since it uses less digits than its factorization.
42130539 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25067 (or 25064 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 27.
The square root of 42130539 is about 6490.8041874640. The cubic root of 42130539 is about 347.9624166705.
The spelling of 42130539 in words is "forty-two million, one hundred thirty thousand, five hundred thirty-nine".
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