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14066260 = 2251354101
BaseRepresentation
bin110101101010…
…001001010100
3222110122021121
4311222021110
512100110020
61221253324
7230363335
oct65521124
928418247
1014066260
117a3820a
124864244
132bb6640
141c2228c
15137cbaa
hexd6a254

14066260 has 24 divisors (see below), whose sum is σ = 31811976. Its totient is φ = 5193600.

The previous prime is 14066257. The next prime is 14066267. The reversal of 14066260 is 6266041.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1077444 + 12988816 = 1038^2 + 3604^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14066267) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 26791 + ... + 27310.

It is an arithmetic number, because the mean of its divisors is an integer number (1325499).

Almost surely, 214066260 is an apocalyptic number.

14066260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14066260 is an abundant number, since it is smaller than the sum of its proper divisors (17745716).

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

14066260 is a wasteful number, since it uses less digits than its factorization.

14066260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54123 (or 54121 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 14066260 is about 3750.5012998265. The cubic root of 14066260 is about 241.3938567682.

It can be divided in two parts, 14066 and 260, that multiplied together give a triangular number (3657160 = T2704).

The spelling of 14066260 in words is "fourteen million, sixty-six thousand, two hundred sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 54101 108202 216404 270505 541010 703313 1082020 1406626 2813252 3516565 7033130 14066260