Search a number
-
+
8041089 = 37478147
BaseRepresentation
bin11110101011001010000001
3120010112022010
4132223022001
54024303324
6444203133
7125230260
oct36531201
916115263
108041089
1145a2431
1228394a9
131887054
1410d45d7
15a8c829
hex7ab281

8041089 has 16 divisors (see below), whose sum is σ = 12515328. Its totient is φ = 4496592.

The previous prime is 8041087. The next prime is 8041093. The reversal of 8041089 is 9801408.

It is a happy number.

It is not a de Polignac number, because 8041089 - 21 = 8041087 is a prime.

It is a super-2 number, since 2×80410892 = 129318224611842, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8041087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3087 + ... + 5060.

It is an arithmetic number, because the mean of its divisors is an integer number (782208).

Almost surely, 28041089 is an apocalyptic number.

It is an amenable number.

8041089 is a deficient number, since it is larger than the sum of its proper divisors (4474239).

8041089 is a wasteful number, since it uses less digits than its factorization.

8041089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8204.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 8041089 is about 2835.6813995934. The cubic root of 8041089 is about 200.3418237830.

The spelling of 8041089 in words is "eight million, forty-one thousand, eighty-nine".

Divisors: 1 3 7 21 47 141 329 987 8147 24441 57029 171087 382909 1148727 2680363 8041089