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30240034 = 2111374547
BaseRepresentation
bin111001101011…
…0110100100010
32002220100112021
41303112310202
530220140114
63000052054
7515015236
oct163266442
962810467
1030240034
1116084870
12a16402a
13635a316
1440325c6
1529c5024
hex1cd6d22

30240034 has 8 divisors (see below), whose sum is σ = 49483728. Its totient is φ = 13745460.

The previous prime is 30240017. The next prime is 30240053. The reversal of 30240034 is 43004203.

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

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 687252 + ... + 687295.

It is an arithmetic number, because the mean of its divisors is an integer number (6185466).

Almost surely, 230240034 is an apocalyptic number.

30240034 is a deficient number, since it is larger than the sum of its proper divisors (19243694).

30240034 is a wasteful number, since it uses less digits than its factorization.

30240034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1374560.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 30240034 is about 5499.0939253663. The cubic root of 30240034 is about 311.5497628735.

Adding to 30240034 its reverse (43004203), we get a palindrome (73244237).

The spelling of 30240034 in words is "thirty million, two hundred forty thousand, thirty-four".

Divisors: 1 2 11 22 1374547 2749094 15120017 30240034