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14047810 = 257228669
BaseRepresentation
bin110101100101…
…101001000010
3222102200222021
4311211221002
512044012220
61221032054
7230255500
oct65455102
928380867
1014047810
117a25367
12485562a
132bab11a
141c19670
1513774aa
hexd65a42

14047810 has 24 divisors (see below), whose sum is σ = 29415420. Its totient is φ = 4816224.

The previous prime is 14047793. The next prime is 14047853. The reversal of 14047810 is 1874041.

It can be written as a sum of positive squares in 2 ways, for example, as 13920361 + 127449 = 3731^2 + 357^2 .

It is a super-2 number, since 2×140478102 = 394681931592200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13845 + ... + 14824.

Almost surely, 214047810 is an apocalyptic number.

14047810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14047810 is an abundant number, since it is smaller than the sum of its proper divisors (15367610).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14047810 is a wasteful number, since it uses less digits than its factorization.

14047810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28690 (or 28683 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 14047810 is about 3748.0408215493. The cubic root of 14047810 is about 241.2882692295.

The spelling of 14047810 in words is "fourteen million, forty-seven thousand, eight hundred ten".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 28669 57338 143345 200683 286690 401366 1003415 1404781 2006830 2809562 7023905 14047810