Base | Representation |
---|---|
bin | 11101000011011… |
… | …001000010110001 |
3 | 1020222011220220000 |
4 | 131003121002301 |
5 | 1444240201043 |
6 | 120211140213 |
7 | 15036033453 |
oct | 3503310261 |
9 | 1228156800 |
10 | 487428273 |
11 | 230160092 |
12 | 1172a4669 |
13 | 79ca2ac7 |
14 | 48a422d3 |
15 | 2cbd32d3 |
hex | 1d0d90b1 |
487428273 has 10 divisors (see below), whose sum is σ = 728133714. Its totient is φ = 324952128.
The previous prime is 487428257. The next prime is 487428287. The reversal of 487428273 is 372824784.
It can be written as a sum of positive squares in only one way, i.e., 486996624 + 431649 = 22068^2 + 657^2 .
It is not a de Polignac number, because 487428273 - 24 = 487428257 is a prime.
It is not an unprimeable number, because it can be changed into a prime (487428203) 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 9 ways as a sum of consecutive naturals, for example, 3008736 + ... + 3008897.
Almost surely, 2487428273 is an apocalyptic number.
It is an amenable number.
487428273 is a deficient number, since it is larger than the sum of its proper divisors (240705441).
487428273 is an equidigital number, since it uses as much as digits as its factorization.
487428273 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6017645 (or 6017636 counting only the distinct ones).
The product of its digits is 602112, while the sum is 45.
The square root of 487428273 is about 22077.7778093720. Note that the first 3 decimals coincide. The cubic root of 487428273 is about 786.9918572200.
The spelling of 487428273 in words is "four hundred eighty-seven million, four hundred twenty-eight thousand, two hundred seventy-three".
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