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14018961 = 311424817
BaseRepresentation
bin110101011110…
…100110010001
3222101020101210
4311132212101
512042101321
61220250333
7230105415
oct65364621
928336353
1014018961
117a05720
1248409a9
132b9ac58
141c0cd45
15136db76
hexd5e991

14018961 has 8 divisors (see below), whose sum is σ = 20391264. Its totient is φ = 8496320.

The previous prime is 14018929. The next prime is 14019011. The reversal of 14018961 is 16981041.

14018961 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14018961 - 25 = 14018929 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14018161) 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 7 ways as a sum of consecutive naturals, for example, 212376 + ... + 212441.

It is an arithmetic number, because the mean of its divisors is an integer number (2548908).

Almost surely, 214018961 is an apocalyptic number.

14018961 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14018961 is a deficient number, since it is larger than the sum of its proper divisors (6372303).

14018961 is a wasteful number, since it uses less digits than its factorization.

14018961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424831.

The product of its (nonzero) digits is 1728, while the sum is 30.

The square root of 14018961 is about 3744.1902996509. The cubic root of 14018961 is about 241.1229837799.

The spelling of 14018961 in words is "fourteen million, eighteen thousand, nine hundred sixty-one".

Divisors: 1 3 11 33 424817 1274451 4672987 14018961