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14193860 = 225709693
BaseRepresentation
bin110110001001…
…010011000100
3222201010022112
4312021103010
512113200420
61224120152
7231434342
oct66112304
928633275
1014193860
11801506a
124906058
132c2c745
141c56992
1513a58c5
hexd894c4

14193860 has 12 divisors (see below), whose sum is σ = 29807148. Its totient is φ = 5677536.

The previous prime is 14193841. The next prime is 14193863. The reversal of 14193860 is 6839141.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10982596 + 3211264 = 3314^2 + 1792^2 .

It is not an unprimeable number, because it can be changed into a prime (14193863) 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, 354827 + ... + 354866.

It is an arithmetic number, because the mean of its divisors is an integer number (2483929).

Almost surely, 214193860 is an apocalyptic number.

14193860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14193860 is an abundant number, since it is smaller than the sum of its proper divisors (15613288).

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

14193860 is a wasteful number, since it uses less digits than its factorization.

14193860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709702 (or 709700 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 14193860 is about 3767.4739547872. The cubic root of 14193860 is about 242.1215836012.

The spelling of 14193860 in words is "fourteen million, one hundred ninety-three thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 709693 1419386 2838772 3548465 7096930 14193860