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14142817 = 134779293
BaseRepresentation
bin110101111100…
…110101100001
3222121112022001
4311330311201
512110032232
61223044001
7231132463
oct65746541
928545261
1014142817
117a8a787
1248a0601
132c12440
141c42133
1513956e7
hexd7cd61

14142817 has 16 divisors (see below), whose sum is σ = 15805440. Its totient is φ = 12572352.

The previous prime is 14142763. The next prime is 14142823. The reversal of 14142817 is 71824141.

It is not a de Polignac number, because 14142817 - 219 = 13618529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14142017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48123 + ... + 48415.

It is an arithmetic number, because the mean of its divisors is an integer number (987840).

Almost surely, 214142817 is an apocalyptic number.

It is an amenable number.

14142817 is a deficient number, since it is larger than the sum of its proper divisors (1662623).

14142817 is a wasteful number, since it uses less digits than its factorization.

14142817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432.

The product of its digits is 1792, while the sum is 28.

The square root of 14142817 is about 3760.6936860106. The cubic root of 14142817 is about 241.8310012399.

Adding to 14142817 its reverse (71824141), we get a palindrome (85966958).

The spelling of 14142817 in words is "fourteen million, one hundred forty-two thousand, eight hundred seventeen".

Divisors: 1 13 47 79 293 611 1027 3713 3809 13771 23147 48269 179023 300911 1087909 14142817