Base | Representation |
---|---|
bin | 1010111010100… |
… | …1011111100101 |
3 | 10012011000111011 |
4 | 2232221133211 |
5 | 43210024023 |
6 | 4313142221 |
7 | 1064102113 |
oct | 256513745 |
9 | 105130434 |
10 | 45783013 |
11 | 23930501 |
12 | 133ba971 |
13 | 963cb53 |
14 | 611aab3 |
15 | 404550d |
hex | 2ba97e5 |
45783013 has 4 divisors (see below), whose sum is σ = 45836928. Its totient is φ = 45729100.
The previous prime is 45783007. The next prime is 45783037. The reversal of 45783013 is 31038754.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31038754 = 2 ⋅15519377.
It is a cyclic number.
It is not a de Polignac number, because 45783013 - 25 = 45782981 is a prime.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45783313) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25663 + ... + 27388.
It is an arithmetic number, because the mean of its divisors is an integer number (11459232).
Almost surely, 245783013 is an apocalyptic number.
It is an amenable number.
45783013 is a deficient number, since it is larger than the sum of its proper divisors (53915).
45783013 is an equidigital number, since it uses as much as digits as its factorization.
45783013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53914.
The product of its (nonzero) digits is 10080, while the sum is 31.
The square root of 45783013 is about 6766.3145803310. The cubic root of 45783013 is about 357.7405113771.
The spelling of 45783013 in words is "forty-five million, seven hundred eighty-three thousand, thirteen".
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