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20034230 = 256132843
BaseRepresentation
bin100110001101…
…1001010110110
31101200211210112
41030123022312
520112043410
61553223022
7332200556
oct114331266
941624715
1020034230
1110344017
126861a72
1341c5b98
142937166
151b5b105
hex131b2b6

20034230 has 16 divisors (see below), whose sum is σ = 36653904. Its totient is φ = 7882080.

The previous prime is 20034229. The next prime is 20034233. The reversal of 20034230 is 3243002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20034233) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 15812 + ... + 17031.

It is an arithmetic number, because the mean of its divisors is an integer number (2290869).

Almost surely, 220034230 is an apocalyptic number.

20034230 is a deficient number, since it is larger than the sum of its proper divisors (16619674).

20034230 is a wasteful number, since it uses less digits than its factorization.

20034230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32911.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 20034230 is about 4475.9613492522. The cubic root of 20034230 is about 271.5965309222.

Adding to 20034230 its reverse (3243002), we get a palindrome (23277232).

The spelling of 20034230 in words is "twenty million, thirty-four thousand, two hundred thirty".

Divisors: 1 2 5 10 61 122 305 610 32843 65686 164215 328430 2003423 4006846 10017115 20034230