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14580380 = 225729019
BaseRepresentation
bin110111100111…
…101010011100
31000102202112002
4313213222130
512213033010
61240301432
7234634253
oct67475234
930382462
1014580380
118259501
124a71878
133036659
141d1779a
1514301a5
hexde7a9c

14580380 has 12 divisors (see below), whose sum is σ = 30618840. Its totient is φ = 5832144.

The previous prime is 14580343. The next prime is 14580383. The reversal of 14580380 is 8308541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14580383) 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, 364490 + ... + 364529.

It is an arithmetic number, because the mean of its divisors is an integer number (2551570).

Almost surely, 214580380 is an apocalyptic number.

14580380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14580380 is an abundant number, since it is smaller than the sum of its proper divisors (16038460).

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

14580380 is a wasteful number, since it uses less digits than its factorization.

14580380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729028 (or 729026 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 14580380 is about 3818.4263774492. The cubic root of 14580380 is about 244.2997078592.

The spelling of 14580380 in words is "fourteen million, five hundred eighty thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 729019 1458038 2916076 3645095 7290190 14580380