Base | Representation |
---|---|
bin | 1010110010111… |
… | …1111001000011 |
3 | 10011012201020200 |
4 | 2230233321003 |
5 | 43043104211 |
6 | 4254340243 |
7 | 1056626016 |
oct | 254577103 |
9 | 104181220 |
10 | 45284931 |
11 | 2362026a |
12 | 131ba683 |
13 | 94c7223 |
14 | 602b37d |
15 | 3e97b56 |
hex | 2b2fe43 |
45284931 has 6 divisors (see below), whose sum is σ = 65411580. Its totient is φ = 30189948.
The previous prime is 45284909. The next prime is 45284959. The reversal of 45284931 is 13948254.
It is not a de Polignac number, because 45284931 - 26 = 45284867 is a prime.
It is a super-2 number, since 2×452849312 = 4101449951349522, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (45284431) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2515821 + ... + 2515838.
It is an arithmetic number, because the mean of its divisors is an integer number (10901930).
Almost surely, 245284931 is an apocalyptic number.
45284931 is a deficient number, since it is larger than the sum of its proper divisors (20126649).
45284931 is a wasteful number, since it uses less digits than its factorization.
45284931 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5031665 (or 5031662 counting only the distinct ones).
The product of its digits is 34560, while the sum is 36.
The square root of 45284931 is about 6729.4079234358. The cubic root of 45284931 is about 356.4384694349.
The spelling of 45284931 in words is "forty-five million, two hundred eighty-four thousand, nine hundred thirty-one".
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