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30113011 = 731373011
BaseRepresentation
bin111001011011…
…1110011110011
32002122220021201
41302313303303
530202104021
62553232031
7513646015
oct162676363
962586251
1030113011
1115aa8395
12a102617
136314566
143ddc1b5
15299c591
hex1cb7cf3

30113011 has 8 divisors (see below), whose sum is σ = 30758544. Its totient is φ = 29473920.

The previous prime is 30113009. The next prime is 30113023. The reversal of 30113011 is 11031103.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30113011 - 21 = 30113009 is a prime.

It is a super-2 number, since 2×301130112 = 1813586862972242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30113711) 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 in 7 ways as a sum of consecutive naturals, for example, 8496 + ... + 11506.

It is an arithmetic number, because the mean of its divisors is an integer number (3844818).

Almost surely, 230113011 is an apocalyptic number.

30113011 is a deficient number, since it is larger than the sum of its proper divisors (645533).

30113011 is a wasteful number, since it uses less digits than its factorization.

30113011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3221.

The product of its (nonzero) digits is 9, while the sum is 10.

The square root of 30113011 is about 5487.5323233672. The cubic root of 30113011 is about 311.1129299733.

Adding to 30113011 its reverse (11031103), we get a palindrome (41144114).

The spelling of 30113011 in words is "thirty million, one hundred thirteen thousand, eleven".

Divisors: 1 73 137 3011 10001 219803 412507 30113011