Base | Representation |
---|---|
bin | 1010101111011… |
… | …1100011101111 |
3 | 10010202222201202 |
4 | 2223313203233 |
5 | 43013213231 |
6 | 4245400115 |
7 | 1054645220 |
oct | 253674357 |
9 | 103688652 |
10 | 45054191 |
11 | 23482976 |
12 | 1310903b |
13 | 94461b0 |
14 | 5dab247 |
15 | 3e4e5cb |
hex | 2af78ef |
45054191 has 16 divisors (see below), whose sum is σ = 57243648. Its totient is φ = 34495200.
The previous prime is 45054179. The next prime is 45054193. The reversal of 45054191 is 19145054.
It is a cyclic number.
It is not a de Polignac number, because 45054191 - 26 = 45054127 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45054193) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5165 + ... + 10806.
It is an arithmetic number, because the mean of its divisors is an integer number (3577728).
Almost surely, 245054191 is an apocalyptic number.
45054191 is a deficient number, since it is larger than the sum of its proper divisors (12189457).
45054191 is a wasteful number, since it uses less digits than its factorization.
45054191 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16022.
The product of its (nonzero) digits is 3600, while the sum is 29.
The square root of 45054191 is about 6712.2418758564. The cubic root of 45054191 is about 355.8320521404.
The spelling of 45054191 in words is "forty-five million, fifty-four thousand, one hundred ninety-one".
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