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30242695 = 57864077
BaseRepresentation
bin111001101011…
…1011110000111
32002220111011211
41303113132013
530220231240
63000112251
7515026060
oct163273607
962814154
1030242695
111608686a
12a165687
13635b5b2
144033567
1529c5bea
hex1cd7787

30242695 has 8 divisors (see below), whose sum is σ = 41475744. Its totient is φ = 20737824.

The previous prime is 30242689. The next prime is 30242713. The reversal of 30242695 is 59624203.

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 30242695 - 27 = 30242567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 432004 + ... + 432073.

It is an arithmetic number, because the mean of its divisors is an integer number (5184468).

Almost surely, 230242695 is an apocalyptic number.

30242695 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

30242695 is a deficient number, since it is larger than the sum of its proper divisors (11233049).

30242695 is an equidigital number, since it uses as much as digits as its factorization.

30242695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864089.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 30242695 is about 5499.3358689936. The cubic root of 30242695 is about 311.5589009761.

Adding to 30242695 its reverse (59624203), we get a palindrome (89866898).

The spelling of 30242695 in words is "thirty million, two hundred forty-two thousand, six hundred ninety-five".

Divisors: 1 5 7 35 864077 4320385 6048539 30242695