Base | Representation |
---|---|
bin | 1011010101011… |
… | …1101011111011 |
3 | 10022110112121000 |
4 | 2311113223323 |
5 | 44132420313 |
6 | 4415020043 |
7 | 1115061255 |
oct | 265275373 |
9 | 108415530 |
10 | 47545083 |
11 | 24924363 |
12 | 13b0a623 |
13 | 9b08bb1 |
14 | 6458cd5 |
15 | 4292673 |
hex | 2d57afb |
47545083 has 12 divisors (see below), whose sum is σ = 70490280. Its totient is φ = 31672836.
The previous prime is 47545051. The next prime is 47545097. The reversal of 47545083 is 38054574.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It is not a de Polignac number, because 47545083 - 25 = 47545051 is a prime.
It is not an unprimeable number, because it can be changed into a prime (47545483) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35166 + ... + 36492.
It is an arithmetic number, because the mean of its divisors is an integer number (5874190).
Almost surely, 247545083 is an apocalyptic number.
47545083 is a deficient number, since it is larger than the sum of its proper divisors (22945197).
47545083 is an frugal number, since it uses more digits than its factorization.
47545083 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2663 (or 1330 counting only the distinct ones).
The product of its (nonzero) digits is 67200, while the sum is 36.
The square root of 47545083 is about 6895.2942649317. The cubic root of 47545083 is about 362.2723625115.
The spelling of 47545083 in words is "forty-seven million, five hundred forty-five thousand, eighty-three".
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