Search a number
-
+
136304387 is a prime number
BaseRepresentation
bin10000001111111…
…01011100000011
3100111110222110122
420013331130003
5234343220022
621305250455
73243365612
oct1007753403
9314428418
10136304387
116aa3855a
1239793a2b
13223151ab
1414161879
15be76742
hex81fd703

136304387 has 2 divisors, whose sum is σ = 136304388. Its totient is φ = 136304386.

The previous prime is 136304381. The next prime is 136304407. The reversal of 136304387 is 783403631.

It is a happy number.

136304387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 136304387 - 26 = 136304323 is a prime.

It is not a weakly prime, because it can be changed into another prime (136304381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68152193 + 68152194.

It is an arithmetic number, because the mean of its divisors is an integer number (68152194).

Almost surely, 2136304387 is an apocalyptic number.

136304387 is a deficient number, since it is larger than the sum of its proper divisors (1).

136304387 is an equidigital number, since it uses as much as digits as its factorization.

136304387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 136304387 is about 11674.9469806077. The cubic root of 136304387 is about 514.6396914210.

The spelling of 136304387 in words is "one hundred thirty-six million, three hundred four thousand, three hundred eighty-seven".