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8020441 = 111356087
BaseRepresentation
bin11110100110000111011001
3120002110222101
4132212013121
54023123231
6443523401
7125113132
oct36460731
916073871
108020441
114588970
122829561
13187a830
1410cac89
15a86661
hex7a61d9

8020441 has 8 divisors (see below), whose sum is σ = 9422784. Its totient is φ = 6730320.

The previous prime is 8020433. The next prime is 8020457. The reversal of 8020441 is 1440208.

8020441 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8020441 - 23 = 8020433 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (8020241) 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, 27901 + ... + 28186.

It is an arithmetic number, because the mean of its divisors is an integer number (1177848).

Almost surely, 28020441 is an apocalyptic number.

It is an amenable number.

8020441 is a deficient number, since it is larger than the sum of its proper divisors (1402343).

8020441 is a wasteful number, since it uses less digits than its factorization.

8020441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56111.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 8020441 is about 2832.0383118877. The cubic root of 8020441 is about 200.1701967908.

Adding to 8020441 its reverse (1440208), we get a palindrome (9460649).

The spelling of 8020441 in words is "eight million, twenty thousand, four hundred forty-one".

Divisors: 1 11 13 143 56087 616957 729131 8020441