Search a number
-
+
2886855047 is a prime number
BaseRepresentation
bin1010110000010001…
…1110100110000111
321110012010102122022
42230010132212013
521403013330142
61154243153355
7131352602006
oct25404364607
97405112568
102886855047
111251610a1a
1268697585b
1337011a86b
141d5592c3d
1511d6946d2
hexac11e987

2886855047 has 2 divisors, whose sum is σ = 2886855048. Its totient is φ = 2886855046.

The previous prime is 2886855031. The next prime is 2886855109. The reversal of 2886855047 is 7405586882.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2886855047 - 24 = 2886855031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2886855047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2886855247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1443427523 + 1443427524.

It is an arithmetic number, because the mean of its divisors is an integer number (1443427524).

Almost surely, 22886855047 is an apocalyptic number.

2886855047 is a deficient number, since it is larger than the sum of its proper divisors (1).

2886855047 is an equidigital number, since it uses as much as digits as its factorization.

2886855047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4300800, while the sum is 53.

The square root of 2886855047 is about 53729.4616295380. The cubic root of 2886855047 is about 1423.8852547083.

The spelling of 2886855047 in words is "two billion, eight hundred eighty-six million, eight hundred fifty-five thousand, forty-seven".