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30342335 = 5193110303
BaseRepresentation
bin111001110111…
…1110010111111
32010002112212012
41303233302333
530231423320
63002201435
7515622422
oct163576277
963075765
1030342335
1116144711
12a1b327b
136394a5a
14405b9b9
1529e54c5
hex1cefcbf

30342335 has 16 divisors (see below), whose sum is σ = 39567360. Its totient is φ = 22252320.

The previous prime is 30342329. The next prime is 30342353. The reversal of 30342335 is 53324303.

It is a de Polignac number, because none of the positive numbers 2k-30342335 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30342335.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2207 + ... + 8096.

It is an arithmetic number, because the mean of its divisors is an integer number (2472960).

Almost surely, 230342335 is an apocalyptic number.

30342335 is a deficient number, since it is larger than the sum of its proper divisors (9225025).

30342335 is a wasteful number, since it uses less digits than its factorization.

30342335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10358.

The product of its (nonzero) digits is 3240, while the sum is 23.

The square root of 30342335 is about 5508.3876951427. The cubic root of 30342335 is about 311.9006881758.

Adding to 30342335 its reverse (53324303), we get a palindrome (83666638).

The spelling of 30342335 in words is "thirty million, three hundred forty-two thousand, three hundred thirty-five".

Divisors: 1 5 19 31 95 155 589 2945 10303 51515 195757 319393 978785 1596965 6068467 30342335