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18714341 = 233721991
BaseRepresentation
bin100011101100…
…0111011100101
31022012210020202
41013120323211
514242324331
61505040245
7315032522
oct107307345
938183222
1018714341
11a6223a8
126326085
133b53199
1426b2149
151999ecb
hex11d8ee5

18714341 has 8 divisors (see below), whose sum is σ = 20056704. Its totient is φ = 17416080.

The previous prime is 18714317. The next prime is 18714347. The reversal of 18714341 is 14341781.

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

It is a cyclic number.

It is not a de Polignac number, because 18714341 - 218 = 18452197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18714347) 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, 10145 + ... + 11846.

It is an arithmetic number, because the mean of its divisors is an integer number (2507088).

Almost surely, 218714341 is an apocalyptic number.

It is an amenable number.

18714341 is a deficient number, since it is larger than the sum of its proper divisors (1342363).

18714341 is a wasteful number, since it uses less digits than its factorization.

18714341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22051.

The product of its digits is 2688, while the sum is 29.

The square root of 18714341 is about 4326.0075127073. The cubic root of 18714341 is about 265.4961205652.

The spelling of 18714341 in words is "eighteen million, seven hundred fourteen thousand, three hundred forty-one".

Divisors: 1 23 37 851 21991 505793 813667 18714341