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8005096291 = 41195246251
BaseRepresentation
bin1110111010010010…
…00001001101100011
3202122220000000200211
413131021001031203
5112343301040131
63402200554551
7402242124103
oct73511011543
922586000624
108005096291
113438739365
121674a82a57
139a760898a
1455d233203
1531cba55b1
hex1dd241363

8005096291 has 4 divisors (see below), whose sum is σ = 8200342584. Its totient is φ = 7809850000.

The previous prime is 8005096277. The next prime is 8005096301. The reversal of 8005096291 is 1926905008.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8005096291 - 27 = 8005096163 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8005096271) 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, 97623085 + ... + 97623166.

It is an arithmetic number, because the mean of its divisors is an integer number (2050085646).

Almost surely, 28005096291 is an apocalyptic number.

8005096291 is a deficient number, since it is larger than the sum of its proper divisors (195246293).

8005096291 is a wasteful number, since it uses less digits than its factorization.

8005096291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195246292.

The product of its (nonzero) digits is 38880, while the sum is 40.

The square root of 8005096291 is about 89471.2036970555. The cubic root of 8005096291 is about 2000.4246007674.

The spelling of 8005096291 in words is "eight billion, five million, ninety-six thousand, two hundred ninety-one".

Divisors: 1 41 195246251 8005096291