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20324076 = 2237323201
BaseRepresentation
bin100110110000…
…1111011101100
31102020120101120
41031201323230
520200332301
62003340540
7334515603
oct115417354
942216346
1020324076
1110521863
126981750
134297aa6
1429b0a3a
151bb6e36
hex1361eec

20324076 has 24 divisors (see below), whose sum is σ = 48074544. Its totient is φ = 6681600.

The previous prime is 20324039. The next prime is 20324077. The reversal of 20324076 is 67042302.

It is not an unprimeable number, because it can be changed into a prime (20324077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10725 + ... + 12476.

It is an arithmetic number, because the mean of its divisors is an integer number (2003106).

Almost surely, 220324076 is an apocalyptic number.

It is an amenable number.

20324076 is an abundant number, since it is smaller than the sum of its proper divisors (27750468).

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

20324076 is a wasteful number, since it uses less digits than its factorization.

20324076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23281 (or 23279 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 20324076 is about 4508.2231533055. The cubic root of 20324076 is about 272.9000425694.

Adding to 20324076 its reverse (67042302), we get a palindrome (87366378).

The spelling of 20324076 in words is "twenty million, three hundred twenty-four thousand, seventy-six".

Divisors: 1 2 3 4 6 12 73 146 219 292 438 876 23201 46402 69603 92804 139206 278412 1693673 3387346 5081019 6774692 10162038 20324076