Base | Representation |
---|---|
bin | 10000001011010101101001 |
3 | 21222110012122 |
4 | 100023111221 |
5 | 2041200440 |
6 | 230521025 |
7 | 51021455 |
oct | 20132551 |
9 | 7873178 |
10 | 4240745 |
11 | 2437153 |
12 | 1506175 |
13 | b56322 |
14 | 7c5665 |
15 | 58b7b5 |
hex | 40b569 |
4240745 has 4 divisors (see below), whose sum is σ = 5088900. Its totient is φ = 3392592.
The previous prime is 4240741. The next prime is 4240783. The reversal of 4240745 is 5470424.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 2247001 + 1993744 = 1499^2 + 1412^2 .
It is a cyclic number.
It is not a de Polignac number, because 4240745 - 22 = 4240741 is a prime.
It is not an unprimeable number, because it can be changed into a prime (4240741) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424070 + ... + 424079.
It is an arithmetic number, because the mean of its divisors is an integer number (1272225).
Almost surely, 24240745 is an apocalyptic number.
It is an amenable number.
4240745 is a deficient number, since it is larger than the sum of its proper divisors (848155).
4240745 is an equidigital number, since it uses as much as digits as its factorization.
4240745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 848154.
The product of its (nonzero) digits is 4480, while the sum is 26.
The square root of 4240745 is about 2059.3069222435. The cubic root of 4240745 is about 161.8629257602.
The spelling of 4240745 in words is "four million, two hundred forty thousand, seven hundred forty-five".
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