Base | Representation |
---|---|
bin | 1010110100100… |
… | …0000011100111 |
3 | 10011101202000121 |
4 | 2231020003213 |
5 | 43104241121 |
6 | 4300422411 |
7 | 1060520416 |
oct | 255100347 |
9 | 104352017 |
10 | 45383911 |
11 | 23688671 |
12 | 13247a07 |
13 | 95302b1 |
14 | 605547d |
15 | 3eb7141 |
hex | 2b480e7 |
45383911 has 4 divisors (see below), whose sum is σ = 45398824. Its totient is φ = 45369000.
The previous prime is 45383909. The next prime is 45383971. The reversal of 45383911 is 11938354.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11938354 = 2 ⋅5969177.
It is a 3-Lehmer number, since φ(45383911) divides (45383911-1)3.
It is a cyclic number.
It is not a de Polignac number, because 45383911 - 21 = 45383909 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 (45383971) 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, 1065 + ... + 9586.
It is an arithmetic number, because the mean of its divisors is an integer number (11349706).
Almost surely, 245383911 is an apocalyptic number.
45383911 is the 4261-st heptagonal number.
45383911 is a deficient number, since it is larger than the sum of its proper divisors (14913).
45383911 is a wasteful number, since it uses less digits than its factorization.
45383911 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14912.
The product of its digits is 12960, while the sum is 34.
The square root of 45383911 is about 6736.7581966403. The cubic root of 45383911 is about 356.6979715538.
The spelling of 45383911 in words is "forty-five million, three hundred eighty-three thousand, nine hundred eleven".
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