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3854065 = 5770813
BaseRepresentation
bin1110101100111011110001
321020210210011
432230323301
51441312230
6214334521
744521225
oct16547361
97223704
103854065
1121a2686
12135a441
13a4c317
14724785
15511e2a
hex3acef1

3854065 has 4 divisors (see below), whose sum is σ = 4624884. Its totient is φ = 3083248.

The previous prime is 3854063. The next prime is 3854077. The reversal of 3854065 is 5604583.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5604583 = 31180793.

It can be written as a sum of positive squares in 2 ways, for example, as 1151329 + 2702736 = 1073^2 + 1644^2 .

It is a cyclic number.

It is not a de Polignac number, because 3854065 - 21 = 3854063 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3854063) 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, 385402 + ... + 385411.

It is an arithmetic number, because the mean of its divisors is an integer number (1156221).

Almost surely, 23854065 is an apocalyptic number.

It is an amenable number.

3854065 is a deficient number, since it is larger than the sum of its proper divisors (770819).

3854065 is an equidigital number, since it uses as much as digits as its factorization.

3854065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770818.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 3854065 is about 1963.1772716696. The cubic root of 3854065 is about 156.7856623231.

The spelling of 3854065 in words is "three million, eight hundred fifty-four thousand, sixty-five".

Divisors: 1 5 770813 3854065