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20714343 = 313547971
BaseRepresentation
bin100111100000…
…1001101100111
31102222101201220
41033001031213
520300324333
62015551423
7341032446
oct117011547
942871656
1020714343
1110768aa1
126b2b573
1343a3610
142a72d5d
151c428b3
hex13c1367

20714343 has 16 divisors (see below), whose sum is σ = 29828736. Its totient is φ = 12710880.

The previous prime is 20714341. The next prime is 20714359. The reversal of 20714343 is 34341702.

It is not a de Polignac number, because 20714343 - 21 = 20714341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20714341) 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 15 ways as a sum of consecutive naturals, for example, 20848 + ... + 21818.

It is an arithmetic number, because the mean of its divisors is an integer number (1864296).

Almost surely, 220714343 is an apocalyptic number.

20714343 is a deficient number, since it is larger than the sum of its proper divisors (9114393).

20714343 is a wasteful number, since it uses less digits than its factorization.

20714343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1534.

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

The square root of 20714343 is about 4551.3012425020. The cubic root of 20714343 is about 274.6357403112.

The spelling of 20714343 in words is "twenty million, seven hundred fourteen thousand, three hundred forty-three".

Divisors: 1 3 13 39 547 971 1641 2913 7111 12623 21333 37869 531137 1593411 6904781 20714343