Base | Representation |
---|---|
bin | 1100100111001… |
… | …0011011000001 |
3 | 10200112110200200 |
4 | 3021302123001 |
5 | 102020204343 |
6 | 5125435413 |
7 | 1211423016 |
oct | 311623301 |
9 | 120473620 |
10 | 52897473 |
11 | 2794a722 |
12 | 1586bb69 |
13 | ac611a5 |
14 | 704d70d |
15 | 499d4d3 |
hex | 32726c1 |
52897473 has 12 divisors (see below), whose sum is σ = 76652628. Its totient is φ = 35151840.
The previous prime is 52897469. The next prime is 52897519. The reversal of 52897473 is 37479825.
It can be written as a sum of positive squares in 2 ways, for example, as 12027024 + 40870449 = 3468^2 + 6393^2 .
It is not a de Polignac number, because 52897473 - 22 = 52897469 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (52897973) 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, 6418 + ... + 12123.
It is an arithmetic number, because the mean of its divisors is an integer number (6387719).
Almost surely, 252897473 is an apocalyptic number.
It is an amenable number.
52897473 is a deficient number, since it is larger than the sum of its proper divisors (23755155).
52897473 is a wasteful number, since it uses less digits than its factorization.
52897473 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18864 (or 18861 counting only the distinct ones).
The product of its digits is 423360, while the sum is 45.
The square root of 52897473 is about 7273.0648972768. The cubic root of 52897473 is about 375.3862047858.
The spelling of 52897473 in words is "fifty-two million, eight hundred ninety-seven thousand, four hundred seventy-three".
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