Base | Representation |
---|---|
bin | 1010110010111… |
… | …1111001001011 |
3 | 10011012201020222 |
4 | 2230233321023 |
5 | 43043104224 |
6 | 4254340255 |
7 | 1056626030 |
oct | 254577113 |
9 | 104181228 |
10 | 45284939 |
11 | 23620277 |
12 | 131ba68b |
13 | 94c722b |
14 | 602b387 |
15 | 3e97b5e |
hex | 2b2fe4b |
45284939 has 8 divisors (see below), whose sum is σ = 52133088. Its totient is φ = 38531520.
The previous prime is 45284909. The next prime is 45284959. The reversal of 45284939 is 93948254.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-45284939 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 45284939.
It is not an unprimeable number, because it can be changed into a prime (45284909) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22652 + ... + 24569.
It is an arithmetic number, because the mean of its divisors is an integer number (6516636).
Almost surely, 245284939 is an apocalyptic number.
45284939 is a deficient number, since it is larger than the sum of its proper divisors (6848149).
45284939 is a wasteful number, since it uses less digits than its factorization.
45284939 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47365.
The product of its digits is 311040, while the sum is 44.
The square root of 45284939 is about 6729.4085178417. The cubic root of 45284939 is about 356.4384904242.
The spelling of 45284939 in words is "forty-five million, two hundred eighty-four thousand, nine hundred thirty-nine".
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