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8084091 = 39072971
BaseRepresentation
bin11110110101101001111011
3120012201021210
4132311221323
54032142331
6445134203
7125466531
oct36655173
916181253
108084091
114621774
12285a363
1318a07b2
141106151
15a9a446
hex7b5a7b

8084091 has 8 divisors (see below), whose sum is σ = 10794304. Its totient is φ = 5381640.

The previous prime is 8084033. The next prime is 8084099. The reversal of 8084091 is 1904808.

It is a happy number.

8084091 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 de Polignac number, because none of the positive numbers 2k-8084091 is a prime.

It is a super-3 number, since 3×80840913 (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8084099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1236 + ... + 4206.

It is an arithmetic number, because the mean of its divisors is an integer number (1349288).

Almost surely, 28084091 is an apocalyptic number.

8084091 is a deficient number, since it is larger than the sum of its proper divisors (2710213).

8084091 is a wasteful number, since it uses less digits than its factorization.

8084091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3881.

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

The square root of 8084091 is about 2843.2535940362. The cubic root of 8084091 is about 200.6983172606.

Adding to 8084091 its reverse (1904808), we get a palindrome (9988899).

The spelling of 8084091 in words is "eight million, eighty-four thousand, ninety-one".

Divisors: 1 3 907 2721 2971 8913 2694697 8084091