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14783420 = 225739171
BaseRepresentation
bin111000011001…
…001110111100
31000211002001002
4320121032330
512241032140
61244505432
7236441231
oct70311674
930732032
1014783420
118388003
124b4b278
1330a7bb2
141d6b788
151470415
hexe193bc

14783420 has 12 divisors (see below), whose sum is σ = 31045224. Its totient is φ = 5913360.

The previous prime is 14783413. The next prime is 14783423. The reversal of 14783420 is 2438741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14783423) 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 3 ways as a sum of consecutive naturals, for example, 369566 + ... + 369605.

It is an arithmetic number, because the mean of its divisors is an integer number (2587102).

Almost surely, 214783420 is an apocalyptic number.

14783420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14783420 is an abundant number, since it is smaller than the sum of its proper divisors (16261804).

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

14783420 is a wasteful number, since it uses less digits than its factorization.

14783420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739180 (or 739178 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 14783420 is about 3844.9213255930. The cubic root of 14783420 is about 245.4284879850.

The spelling of 14783420 in words is "fourteen million, seven hundred eighty-three thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 739171 1478342 2956684 3695855 7391710 14783420