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14040650 = 2521321601
BaseRepresentation
bin110101100011…
…111001001010
3222102100011002
4311203321022
512043300100
61220535002
7230225561
oct65437112
928370132
1014040650
117a1aa48
124851462
132ba7aa0
141c16bd8
1513752d5
hexd63e4a

14040650 has 24 divisors (see below), whose sum is σ = 28125804. Its totient is φ = 5184000.

The previous prime is 14040641. The next prime is 14040659. The reversal of 14040650 is 5604041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (14040641) and next prime (14040659).

It can be written as a sum of positive squares in 6 ways, for example, as 5508409 + 8532241 = 2347^2 + 2921^2 .

It is not an unprimeable number, because it can be changed into a prime (14040659) 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 11 ways as a sum of consecutive naturals, for example, 10151 + ... + 11450.

Almost surely, 214040650 is an apocalyptic number.

14040650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14040650 is an abundant number, since it is smaller than the sum of its proper divisors (14085154).

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

14040650 is a wasteful number, since it uses less digits than its factorization.

14040650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21626 (or 21621 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 14040650 is about 3747.0855341185. The cubic root of 14040650 is about 241.2472683521.

Adding to 14040650 its reverse (5604041), we get a palindrome (19644691).

The spelling of 14040650 in words is "fourteen million, forty thousand, six hundred fifty".

Divisors: 1 2 5 10 13 25 26 50 65 130 325 650 21601 43202 108005 216010 280813 540025 561626 1080050 1404065 2808130 7020325 14040650