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8091053 = 12896277
BaseRepresentation
bin11110110111010110101101
3120020001211122
4132313112231
54032403203
6445230325
7125526035
oct36672655
916201748
108091053
114626a23
1228623a5
1318a3a09
1411088c5
15a9c538
hex7b75ad

8091053 has 4 divisors (see below), whose sum is σ = 8098620. Its totient is φ = 8083488.

The previous prime is 8091047. The next prime is 8091059. The reversal of 8091053 is 3501908.

8091053 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (8091047) and next prime (8091059).

It can be written as a sum of positive squares in 2 ways, for example, as 7382089 + 708964 = 2717^2 + 842^2 .

It is a cyclic number.

It is not a de Polignac number, because 8091053 - 26 = 8090989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8091059) 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, 1850 + ... + 4427.

It is an arithmetic number, because the mean of its divisors is an integer number (2024655).

Almost surely, 28091053 is an apocalyptic number.

It is an amenable number.

8091053 is a deficient number, since it is larger than the sum of its proper divisors (7567).

8091053 is a wasteful number, since it uses less digits than its factorization.

8091053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7566.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 8091053 is about 2844.4776321849. The cubic root of 8091053 is about 200.7559143679.

The spelling of 8091053 in words is "eight million, ninety-one thousand, fifty-three".

Divisors: 1 1289 6277 8091053