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30444302 = 272174593
BaseRepresentation
bin111010000100…
…0101100001110
32010021201201202
41310020230032
530243204202
63004305502
7516525620
oct164105416
963251652
1030444302
1116204289
12a242292
1363cc2a5
144086c10
152a15802
hex1d08b0e

30444302 has 8 divisors (see below), whose sum is σ = 52190256. Its totient is φ = 13047552.

The previous prime is 30444299. The next prime is 30444311. The reversal of 30444302 is 20344403.

It is a happy number.

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 pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1087283 + ... + 1087310.

It is an arithmetic number, because the mean of its divisors is an integer number (6523782).

Almost surely, 230444302 is an apocalyptic number.

30444302 is a deficient number, since it is larger than the sum of its proper divisors (21745954).

30444302 is a wasteful number, since it uses less digits than its factorization.

30444302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2174602.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 30444302 is about 5517.6355443251. The cubic root of 30444302 is about 312.2496837071.

Adding to 30444302 its reverse (20344403), we get a palindrome (50788705).

The spelling of 30444302 in words is "thirty million, four hundred forty-four thousand, three hundred two".

Divisors: 1 2 7 14 2174593 4349186 15222151 30444302