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14143163 = 19744377
BaseRepresentation
bin110101111100…
…111010111011
3222121112202212
4311330322323
512110040123
61223045335
7231133466
oct65747273
928545685
1014143163
117a8aa71
1248a084b
132c12648
141c422dd
151395878
hexd7cebb

14143163 has 4 divisors (see below), whose sum is σ = 14887560. Its totient is φ = 13398768.

The previous prime is 14143147. The next prime is 14143169. The reversal of 14143163 is 36134141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36134141 = 41986239.

It is a cyclic number.

It is not a de Polignac number, because 14143163 - 24 = 14143147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14143169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 372170 + ... + 372207.

It is an arithmetic number, because the mean of its divisors is an integer number (3721890).

Almost surely, 214143163 is an apocalyptic number.

14143163 is a deficient number, since it is larger than the sum of its proper divisors (744397).

14143163 is an equidigital number, since it uses as much as digits as its factorization.

14143163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744396.

The product of its digits is 864, while the sum is 23.

The square root of 14143163 is about 3760.7396878806. The cubic root of 14143163 is about 241.8329733328.

The spelling of 14143163 in words is "fourteen million, one hundred forty-three thousand, one hundred sixty-three".

Divisors: 1 19 744377 14143163