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14106553 = 99714149
BaseRepresentation
bin110101110011…
…111110111001
3222112200112221
4311303332321
512102402203
61222204041
7230621656
oct65637671
928480487
1014106553
117a6550a
124883621
132bcba96
141c32c2d
151389abd
hexd73fb9

14106553 has 4 divisors (see below), whose sum is σ = 14121700. Its totient is φ = 14091408.

The previous prime is 14106551. The next prime is 14106577. The reversal of 14106553 is 35560141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35560141 = 172091773.

It can be written as a sum of positive squares in 2 ways, for example, as 12730624 + 1375929 = 3568^2 + 1173^2 .

It is a cyclic number.

It is not a de Polignac number, because 14106553 - 21 = 14106551 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (14106551) 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, 6078 + ... + 8071.

It is an arithmetic number, because the mean of its divisors is an integer number (3530425).

Almost surely, 214106553 is an apocalyptic number.

It is an amenable number.

14106553 is a deficient number, since it is larger than the sum of its proper divisors (15147).

14106553 is an equidigital number, since it uses as much as digits as its factorization.

14106553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15146.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 14106553 is about 3755.8691404254. The cubic root of 14106553 is about 241.6241290701.

Adding to 14106553 its reverse (35560141), we get a palindrome (49666694).

The spelling of 14106553 in words is "fourteen million, one hundred six thousand, five hundred fifty-three".

Divisors: 1 997 14149 14106553