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14867980 = 2254715817
BaseRepresentation
bin111000101101…
…111000001100
31000222101000221
4320231320030
512301233410
61250401124
7240242611
oct70557014
930871027
1014867980
118435596
124b901a4
13310752a
141d90508
15148a4da
hexe2de0c

14867980 has 24 divisors (see below), whose sum is σ = 31889088. Its totient is φ = 5820288.

The previous prime is 14867939. The next prime is 14867989. The reversal of 14867980 is 8976841.

14867980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (14867989) 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, 6969 + ... + 8848.

It is an arithmetic number, because the mean of its divisors is an integer number (1328712).

Almost surely, 214867980 is an apocalyptic number.

14867980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14867980 is an abundant number, since it is smaller than the sum of its proper divisors (17021108).

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

14867980 is a wasteful number, since it uses less digits than its factorization.

14867980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15873 (or 15871 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 43.

The square root of 14867980 is about 3855.9019697083. The cubic root of 14867980 is about 245.8955424932.

The spelling of 14867980 in words is "fourteen million, eight hundred sixty-seven thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 47 94 188 235 470 940 15817 31634 63268 79085 158170 316340 743399 1486798 2973596 3716995 7433990 14867980