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30228834 = 2314993361
BaseRepresentation
bin111001101010…
…0000101100010
32002212210011110
41303110011202
530214310314
62555524150
7514640466
oct163240542
962783143
1030228834
1116077409
12a159656
1363551ac
14402c4a6
1529c1a59
hex1cd4162

30228834 has 16 divisors (see below), whose sum is σ = 60516000. Its totient is φ = 10066560.

The previous prime is 30228833. The next prime is 30228851. The reversal of 30228834 is 43882203.

It is not an unprimeable number, because it can be changed into a prime (30228833) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7314 + ... + 10674.

It is an arithmetic number, because the mean of its divisors is an integer number (3782250).

Almost surely, 230228834 is an apocalyptic number.

30228834 is an abundant number, since it is smaller than the sum of its proper divisors (30287166).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30228834 is a wasteful number, since it uses less digits than its factorization.

30228834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4865.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 30228834 is about 5498.0754814753. The cubic root of 30228834 is about 311.5112952335.

The spelling of 30228834 in words is "thirty million, two hundred twenty-eight thousand, eight hundred thirty-four".

Divisors: 1 2 3 6 1499 2998 3361 4497 6722 8994 10083 20166 5038139 10076278 15114417 30228834