Search a number
-
+
3875087 is a prime number
BaseRepresentation
bin1110110010000100001111
321021212121202
432302010033
51443000322
6215020115
744636426
oct16620417
97255552
103875087
112207457
12136a63b
13a58a68
1472c2bd
15518292
hex3b210f

3875087 has 2 divisors, whose sum is σ = 3875088. Its totient is φ = 3875086.

The previous prime is 3875057. The next prime is 3875089. The reversal of 3875087 is 7805783.

3875087 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (7805783) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3875087 - 28 = 3874831 is a prime.

Together with 3875089, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3875087.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3875089) 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 as a sum of consecutive naturals, namely, 1937543 + 1937544.

It is an arithmetic number, because the mean of its divisors is an integer number (1937544).

Almost surely, 23875087 is an apocalyptic number.

3875087 is a deficient number, since it is larger than the sum of its proper divisors (1).

3875087 is an equidigital number, since it uses as much as digits as its factorization.

3875087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47040, while the sum is 38.

The square root of 3875087 is about 1968.5240664010. The cubic root of 3875087 is about 157.0702080951.

The spelling of 3875087 in words is "three million, eight hundred seventy-five thousand, eighty-seven".