Search a number
-
+
30113179 is a prime number
BaseRepresentation
bin111001011011…
…1110110011011
32002122220111221
41302313312123
530202110204
62553232511
7513646345
oct162676633
962586457
1030113179
1115aa8528
12a102737
136314665
143ddc295
15299c654
hex1cb7d9b

30113179 has 2 divisors, whose sum is σ = 30113180. Its totient is φ = 30113178.

The previous prime is 30113131. The next prime is 30113189. The reversal of 30113179 is 97131103.

It is a strong prime.

It is an emirp because it is prime and its reverse (97131103) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30113179 is a prime.

It is not a weakly prime, because it can be changed into another prime (30113189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15056589 + 15056590.

It is an arithmetic number, because the mean of its divisors is an integer number (15056590).

Almost surely, 230113179 is an apocalyptic number.

30113179 is a deficient number, since it is larger than the sum of its proper divisors (1).

30113179 is an equidigital number, since it uses as much as digits as its factorization.

30113179 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 567, while the sum is 25.

The square root of 30113179 is about 5487.5476307728. The cubic root of 30113179 is about 311.1135085369.

The spelling of 30113179 in words is "thirty million, one hundred thirteen thousand, one hundred seventy-nine".