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14519380 = 2254316883
BaseRepresentation
bin110111011000…
…110001010100
31000022122211211
4313120301110
512204110010
61235111204
7234261361
oct67306124
930278754
1014519380
118217697
124a42504
133014965
141cdd468
15141c08a
hexdd8c54

14519380 has 24 divisors (see below), whose sum is σ = 31201632. Its totient is φ = 5672352.

The previous prime is 14519359. The next prime is 14519383. The reversal of 14519380 is 8391541.

14519380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14519383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7582 + ... + 9301.

It is an arithmetic number, because the mean of its divisors is an integer number (1300068).

Almost surely, 214519380 is an apocalyptic number.

14519380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14519380 is an abundant number, since it is smaller than the sum of its proper divisors (16682252).

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

14519380 is a wasteful number, since it uses less digits than its factorization.

14519380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16935 (or 16933 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 14519380 is about 3810.4304218815. The cubic root of 14519380 is about 243.9585390450.

The spelling of 14519380 in words is "fourteen million, five hundred nineteen thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 43 86 172 215 430 860 16883 33766 67532 84415 168830 337660 725969 1451938 2903876 3629845 7259690 14519380