Base | Representation |
---|---|
bin | 1010000100110… |
… | …0001010110011 |
3 | 2221111210000000 |
4 | 2201030022303 |
5 | 41304130102 |
6 | 4105401043 |
7 | 1022106333 |
oct | 241141263 |
9 | 87453000 |
10 | 42255027 |
11 | 21940911 |
12 | 12199183 |
13 | 89a6099 |
14 | 587d0c3 |
15 | 3a9a01c |
hex | 284c2b3 |
42255027 has 24 divisors (see below), whose sum is σ = 63832080. Its totient is φ = 27967356.
The previous prime is 42254981. The next prime is 42255053. The reversal of 42255027 is 72055224.
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 42255027 - 27 = 42254899 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (42255427) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 303924 + ... + 304062.
It is an arithmetic number, because the mean of its divisors is an integer number (2659670).
Almost surely, 242255027 is an apocalyptic number.
42255027 is a deficient number, since it is larger than the sum of its proper divisors (21577053).
42255027 is an frugal number, since it uses more digits than its factorization.
42255027 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 299 (or 142 counting only the distinct ones).
The product of its (nonzero) digits is 5600, while the sum is 27.
The square root of 42255027 is about 6500.3866808060. The cubic root of 42255027 is about 348.3048013280.
Multiplying 42255027 by its sum of digits (27), we get a square (1140885729 = 337772).
42255027 divided by its sum of digits (27) gives a square (1565001 = 12512).
The spelling of 42255027 in words is "forty-two million, two hundred fifty-five thousand, twenty-seven".
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