Search a number
-
+
47388323 is a prime number
BaseRepresentation
bin1011010011000…
…1011010100011
310022011120120002
42310301122203
544112411243
64411410215
71113536243
oct264613243
9108146502
1047388323
1124827604
1213a5396b
139a82738
146417b23
154260eb8
hex2d316a3

47388323 has 2 divisors, whose sum is σ = 47388324. Its totient is φ = 47388322.

The previous prime is 47388287. The next prime is 47388331. The reversal of 47388323 is 32388374.

47388323 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 a cyclic number.

It is not a de Polignac number, because 47388323 - 26 = 47388259 is a prime.

It is not a weakly prime, because it can be changed into another prime (47388353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23694161 + 23694162.

It is an arithmetic number, because the mean of its divisors is an integer number (23694162).

Almost surely, 247388323 is an apocalyptic number.

47388323 is a deficient number, since it is larger than the sum of its proper divisors (1).

47388323 is an equidigital number, since it uses as much as digits as its factorization.

47388323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 38.

The square root of 47388323 is about 6883.9177072362. The cubic root of 47388323 is about 361.8737770001.

The spelling of 47388323 in words is "forty-seven million, three hundred eighty-eight thousand, three hundred twenty-three".