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8056885 = 511091453
BaseRepresentation
bin11110101111000000110101
3120011022222011
4132233000311
54030310020
6444404221
7125324314
oct36570065
916138864
108056885
114603291
122846671
1318912b5
1410da27b
15a9235a
hex7af035

8056885 has 8 divisors (see below), whose sum is σ = 9683640. Its totient is φ = 6435264.

The previous prime is 8056883. The next prime is 8056889. The reversal of 8056885 is 5886508.

It can be written as a sum of positive squares in 4 ways, for example, as 734449 + 7322436 = 857^2 + 2706^2 .

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 8056885 - 21 = 8056883 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8056883) 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, 4819 + ... + 6271.

It is an arithmetic number, because the mean of its divisors is an integer number (1210455).

Almost surely, 28056885 is an apocalyptic number.

It is an amenable number.

8056885 is a deficient number, since it is larger than the sum of its proper divisors (1626755).

8056885 is a wasteful number, since it uses less digits than its factorization.

8056885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2567.

The product of its (nonzero) digits is 76800, while the sum is 40.

The square root of 8056885 is about 2838.4652543232. The cubic root of 8056885 is about 200.4729225067.

It can be divided in two parts, 80 and 56885, that added together give a palindrome (56965).

The spelling of 8056885 in words is "eight million, fifty-six thousand, eight hundred eighty-five".

Divisors: 1 5 1109 1453 5545 7265 1611377 8056885