Base | Representation |
---|---|
bin | 1010111000110… |
… | …0011001101001 |
3 | 10011220222000200 |
4 | 2232030121221 |
5 | 43142220344 |
6 | 4310422413 |
7 | 1063064520 |
oct | 256143151 |
9 | 104828020 |
10 | 45663849 |
11 | 23859a20 |
12 | 13361a09 |
13 | 95ca83a |
14 | 60c94b7 |
15 | 4020069 |
hex | 2b8c669 |
45663849 has 48 divisors (see below), whose sum is σ = 83026944. Its totient is φ = 23493600.
The previous prime is 45663847. The next prime is 45663851. The reversal of 45663849 is 94836654.
45663849 is a `hidden beast` number, since 4 + 5 + 6 + 638 + 4 + 9 = 666.
45663849 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 (45663847) and next prime (45663851).
It is not a de Polignac number, because 45663849 - 21 = 45663847 is a prime.
Together with 37363095 it forms an amicable pair .
It is not an unprimeable number, because it can be changed into a prime (45663847) 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 47 ways as a sum of consecutive naturals, for example, 90532 + ... + 91034.
It is an arithmetic number, because the mean of its divisors is an integer number (1729728).
Almost surely, 245663849 is an apocalyptic number.
It is an amenable number.
45663849 is a deficient number, since it is larger than the sum of its proper divisors (37363095).
45663849 is a wasteful number, since it uses less digits than its factorization.
45663849 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 658 (or 655 counting only the distinct ones).
The product of its digits is 622080, while the sum is 45.
The square root of 45663849 is about 6757.5031631513. The cubic root of 45663849 is about 357.4298661058.
The spelling of 45663849 in words is "forty-five million, six hundred sixty-three thousand, eight hundred forty-nine".
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