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20714126 = 2171374447
BaseRepresentation
bin100111100000…
…1001010001110
31102222101102212
41033001022032
520300323001
62015550422
7341032016
oct117011216
942871385
1020714126
1110768914
126b2b412
1343a34a4
142a72c46
151c427bb
hex13c128e

20714126 has 16 divisors (see below), whose sum is σ = 33146496. Its totient is φ = 9674496.

The previous prime is 20714119. The next prime is 20714131. The reversal of 20714126 is 62141702.

It is a Curzon number.

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 7 ways as a sum of consecutive naturals, for example, 2435 + ... + 6881.

It is an arithmetic number, because the mean of its divisors is an integer number (2071656).

Almost surely, 220714126 is an apocalyptic number.

20714126 is a deficient number, since it is larger than the sum of its proper divisors (12432370).

20714126 is a wasteful number, since it uses less digits than its factorization.

20714126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4603.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 20714126 is about 4551.2774031034. The cubic root of 20714126 is about 274.6347812951.

Adding to 20714126 its reverse (62141702), we get a palindrome (82855828).

The spelling of 20714126 in words is "twenty million, seven hundred fourteen thousand, one hundred twenty-six".

Divisors: 1 2 17 34 137 274 2329 4447 4658 8894 75599 151198 609239 1218478 10357063 20714126