Base | Representation |
---|---|
bin | 1001100011010… |
… | …0011011100011 |
3 | 2210101021212112 |
4 | 2120310123203 |
5 | 40223420033 |
6 | 3550345535 |
7 | 664336610 |
oct | 230643343 |
9 | 83337775 |
10 | 40060643 |
11 | 20682177 |
12 | 114bb2ab |
13 | 83b832c |
14 | 546b507 |
15 | 37b4c48 |
hex | 26346e3 |
40060643 has 4 divisors (see below), whose sum is σ = 45783600. Its totient is φ = 34337688.
The previous prime is 40060637. The next prime is 40060667. The reversal of 40060643 is 34606004.
40060643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 40060643 - 224 = 23283427 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (40060343) 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 3 ways as a sum of consecutive naturals, for example, 2861468 + ... + 2861481.
It is an arithmetic number, because the mean of its divisors is an integer number (11445900).
Almost surely, 240060643 is an apocalyptic number.
40060643 is a deficient number, since it is larger than the sum of its proper divisors (5722957).
40060643 is an equidigital number, since it uses as much as digits as its factorization.
40060643 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5722956.
The product of its (nonzero) digits is 1728, while the sum is 23.
The square root of 40060643 is about 6329.3477547059. The cubic root of 40060643 is about 342.1679321866.
Adding to 40060643 its reverse (34606004), we get a palindrome (74666647).
The spelling of 40060643 in words is "forty million, sixty thousand, six hundred forty-three".
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