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30235294 = 223657289
BaseRepresentation
bin111001101010…
…1101010011110
32002220010000201
41303111222132
530220012134
63000014114
7514665355
oct163255236
962803021
1030235294
1116081251
12a16133a
13635810b
14403099c
1529c3914
hex1cd5a9e

30235294 has 8 divisors (see below), whose sum is σ = 47324880. Its totient is φ = 14460336.

The previous prime is 30235273. The next prime is 30235301. The reversal of 30235294 is 49253203.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 328599 + ... + 328690.

It is an arithmetic number, because the mean of its divisors is an integer number (5915610).

Almost surely, 230235294 is an apocalyptic number.

30235294 is a deficient number, since it is larger than the sum of its proper divisors (17089586).

30235294 is a wasteful number, since it uses less digits than its factorization.

30235294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657314.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 30235294 is about 5498.6629283854. The cubic root of 30235294 is about 311.5334839782.

Adding to 30235294 its reverse (49253203), we get a palindrome (79488497).

The spelling of 30235294 in words is "thirty million, two hundred thirty-five thousand, two hundred ninety-four".

Divisors: 1 2 23 46 657289 1314578 15117647 30235294