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14269985 = 55353849
BaseRepresentation
bin110110011011…
…111000100001
3222211222201222
4312123320201
512123114420
61225504425
7232202312
oct66337041
928758658
1014269985
118067284
124942115
132c582a2
141c76609
1513bd225
hexd9be21

14269985 has 8 divisors (see below), whose sum is σ = 17447400. Its totient is φ = 11200384.

The previous prime is 14269949. The next prime is 14269991. The reversal of 14269985 is 58996241.

It can be written as a sum of positive squares in 4 ways, for example, as 7447441 + 6822544 = 2729^2 + 2612^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14269985 - 26 = 14269921 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 26660 + ... + 27189.

It is an arithmetic number, because the mean of its divisors is an integer number (2180925).

Almost surely, 214269985 is an apocalyptic number.

It is an amenable number.

14269985 is a deficient number, since it is larger than the sum of its proper divisors (3177415).

14269985 is an equidigital number, since it uses as much as digits as its factorization.

14269985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53907.

The product of its digits is 155520, while the sum is 44.

The square root of 14269985 is about 3777.5633680985. The cubic root of 14269985 is about 242.5536636826.

It can be divided in two parts, 1426 and 9985, that added together give a palindrome (11411).

The spelling of 14269985 in words is "fourteen million, two hundred sixty-nine thousand, nine hundred eighty-five".

Divisors: 1 5 53 265 53849 269245 2853997 14269985