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14195980 = 225709799
BaseRepresentation
bin110110001001…
…110100001100
3222201020020001
4312021310030
512113232410
61224134044
7231443461
oct66116414
928636201
1014195980
118016717
124907324
132c306b6
141c57668
1513a633a
hexd89d0c

14195980 has 12 divisors (see below), whose sum is σ = 29811600. Its totient is φ = 5678384.

The previous prime is 14195971. The next prime is 14195989. The reversal of 14195980 is 8959141.

It is an interprime number because it is at equal distance from previous prime (14195971) and next prime (14195989).

It is not an unprimeable number, because it can be changed into a prime (14195989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354880 + ... + 354919.

It is an arithmetic number, because the mean of its divisors is an integer number (2484300).

Almost surely, 214195980 is an apocalyptic number.

14195980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14195980 is an abundant number, since it is smaller than the sum of its proper divisors (15615620).

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

14195980 is a wasteful number, since it uses less digits than its factorization.

14195980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709808 (or 709806 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 37.

The square root of 14195980 is about 3767.7552999100. The cubic root of 14195980 is about 242.1336374565.

The spelling of 14195980 in words is "fourteen million, one hundred ninety-five thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 709799 1419598 2839196 3548995 7097990 14195980