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14124811 = 71198941
BaseRepresentation
bin110101111000…
…011100001011
3222120121121011
4311320130023
512103443221
61222424351
7231026131
oct65703413
928517534
1014124811
117a781a8
1248920b7
132c0719c
141c39751
1513901e1
hexd7870b

14124811 has 4 divisors (see below), whose sum is σ = 14323824. Its totient is φ = 13925800.

The previous prime is 14124797. The next prime is 14124833. The reversal of 14124811 is 11842141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11842141 = 18896269.

It is a cyclic number.

It is not a de Polignac number, because 14124811 - 25 = 14124779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14124881) 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 3 ways as a sum of consecutive naturals, for example, 99400 + ... + 99541.

It is an arithmetic number, because the mean of its divisors is an integer number (3580956).

Almost surely, 214124811 is an apocalyptic number.

14124811 is a deficient number, since it is larger than the sum of its proper divisors (199013).

14124811 is an equidigital number, since it uses as much as digits as its factorization.

14124811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199012.

The product of its digits is 256, while the sum is 22.

The square root of 14124811 is about 3758.2989503231. The cubic root of 14124811 is about 241.7283281948.

Adding to 14124811 its reverse (11842141), we get a palindrome (25966952).

The spelling of 14124811 in words is "fourteen million, one hundred twenty-four thousand, eight hundred eleven".

Divisors: 1 71 198941 14124811