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20124303 = 319334757
BaseRepresentation
bin100110011000…
…1001010001111
31101212102100120
41030301022033
520122434203
61555200023
7333024303
oct114611217
941772316
1020124303
11103a5761
1268a6013
134227b94
14295bd03
151b77b53
hex133128f

20124303 has 8 divisors (see below), whose sum is σ = 26972208. Its totient is φ = 13346304.

The previous prime is 20124271. The next prime is 20124323. The reversal of 20124303 is 30342102.

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

It is not a de Polignac number, because 20124303 - 25 = 20124271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20124323) 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, 16800 + ... + 17957.

It is an arithmetic number, because the mean of its divisors is an integer number (3371526).

Almost surely, 220124303 is an apocalyptic number.

20124303 is a deficient number, since it is larger than the sum of its proper divisors (6847905).

20124303 is a wasteful number, since it uses less digits than its factorization.

20124303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34953.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 20124303 is about 4486.0119259761. The cubic root of 20124303 is about 272.0029510565.

Adding to 20124303 its reverse (30342102), we get a palindrome (50466405).

The spelling of 20124303 in words is "twenty million, one hundred twenty-four thousand, three hundred three".

Divisors: 1 3 193 579 34757 104271 6708101 20124303