Base | Representation |
---|---|
bin | 10010010101010000001001 |
3 | 100001011002201 |
4 | 102111100021 |
5 | 2212240031 |
6 | 251000201 |
7 | 55563421 |
oct | 22252011 |
9 | 10034081 |
10 | 4805641 |
11 | 2792605 |
12 | 1739061 |
13 | cc3499 |
14 | 8d1481 |
15 | 64dd61 |
hex | 495409 |
4805641 has 4 divisors (see below), whose sum is σ = 4884484. Its totient is φ = 4726800.
The previous prime is 4805639. The next prime is 4805653. The reversal of 4805641 is 1465084.
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 395641 + 4410000 = 629^2 + 2100^2 .
It is a cyclic number.
It is not a de Polignac number, because 4805641 - 21 = 4805639 is a prime.
It is a Duffinian number.
4805641 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (4805621) 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, 39330 + ... + 39451.
It is an arithmetic number, because the mean of its divisors is an integer number (1221121).
Almost surely, 24805641 is an apocalyptic number.
It is an amenable number.
4805641 is a deficient number, since it is larger than the sum of its proper divisors (78843).
4805641 is an equidigital number, since it uses as much as digits as its factorization.
4805641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78842.
The product of its (nonzero) digits is 3840, while the sum is 28.
The square root of 4805641 is about 2192.1772282368. The cubic root of 4805641 is about 168.7525877975.
The spelling of 4805641 in words is "four million, eight hundred five thousand, six hundred forty-one".
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