Base | Representation |
---|---|
bin | 1010001011101… |
… | …1000110000111 |
3 | 2222100212021000 |
4 | 2202323012013 |
5 | 41413200013 |
6 | 4123224343 |
7 | 1026011103 |
oct | 242730607 |
9 | 88325230 |
10 | 42709383 |
11 | 22121212 |
12 | 123780b3 |
13 | 8b04b32 |
14 | 595a903 |
15 | 3b39973 |
hex | 28bb187 |
42709383 has 8 divisors (see below), whose sum is σ = 63273200. Its totient is φ = 28472904.
The previous prime is 42709379. The next prime is 42709421. The reversal of 42709383 is 38390724.
42709383 is a `hidden beast` number, since 4 + 270 + 9 + 383 = 666.
42709383 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 42709383 - 22 = 42709379 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42709313) 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 7 ways as a sum of consecutive naturals, for example, 790888 + ... + 790941.
It is an arithmetic number, because the mean of its divisors is an integer number (7909150).
Almost surely, 242709383 is an apocalyptic number.
42709383 is a deficient number, since it is larger than the sum of its proper divisors (20563817).
42709383 is a wasteful number, since it uses less digits than its factorization.
42709383 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1581838 (or 1581832 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 36.
The square root of 42709383 is about 6535.2416175686. The cubic root of 42709383 is about 349.5487599822.
The spelling of 42709383 in words is "forty-two million, seven hundred nine thousand, three hundred eighty-three".
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