Base | Representation |
---|---|
bin | 1010000100011… |
… | …1111100101100 |
3 | 2221110220021202 |
4 | 2201013330230 |
5 | 41303101430 |
6 | 4105145032 |
7 | 1022005046 |
oct | 241077454 |
9 | 87426252 |
10 | 42237740 |
11 | 21929926 |
12 | 1218b178 |
13 | 899b25c |
14 | 5876a96 |
15 | 3a94d45 |
hex | 2847f2c |
42237740 has 24 divisors (see below), whose sum is σ = 89171712. Its totient is φ = 16805120.
The previous prime is 42237737. The next prime is 42237743. The reversal of 42237740 is 4773224.
42237740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (42237737) and next prime (42237743).
It is not an unprimeable number, because it can be changed into a prime (42237743) 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 7 ways as a sum of consecutive naturals, for example, 1709 + ... + 9348.
It is an arithmetic number, because the mean of its divisors is an integer number (3715488).
Almost surely, 242237740 is an apocalyptic number.
It is an amenable number.
42237740 is an abundant number, since it is smaller than the sum of its proper divisors (46933972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42237740 is a wasteful number, since it uses less digits than its factorization.
42237740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11257 (or 11255 counting only the distinct ones).
The product of its (nonzero) digits is 9408, while the sum is 29.
The square root of 42237740 is about 6499.0568546521. The cubic root of 42237740 is about 348.2572963972.
The spelling of 42237740 in words is "forty-two million, two hundred thirty-seven thousand, seven hundred forty".
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