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14144851 = 72020693
BaseRepresentation
bin110101111101…
…010101010011
3222121122002101
4311331111103
512110113401
61223101231
7231141430
oct65752523
928548071
1014144851
117a91266
1248a1817
132c13346
141c42b87
151396101
hexd7d553

14144851 has 4 divisors (see below), whose sum is σ = 16165552. Its totient is φ = 12124152.

The previous prime is 14144849. The next prime is 14144861. The reversal of 14144851 is 15844141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15844141 = 147110771.

It is a cyclic number.

It is not a de Polignac number, because 14144851 - 21 = 14144849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14144861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1010340 + ... + 1010353.

It is an arithmetic number, because the mean of its divisors is an integer number (4041388).

Almost surely, 214144851 is an apocalyptic number.

14144851 is a deficient number, since it is larger than the sum of its proper divisors (2020701).

14144851 is an equidigital number, since it uses as much as digits as its factorization.

14144851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020700.

The product of its digits is 2560, while the sum is 28.

The square root of 14144851 is about 3760.9641051199. The cubic root of 14144851 is about 241.8425939487.

Adding to 14144851 its reverse (15844141), we get a palindrome (29988992).

The spelling of 14144851 in words is "fourteen million, one hundred forty-four thousand, eight hundred fifty-one".

Divisors: 1 7 2020693 14144851