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14023381 is a prime number
BaseRepresentation
bin110101011111…
…101011010101
3222101110110111
4311133223111
512042222011
61220323021
7230124331
oct65375325
928343414
1014023381
117a08a79
124843471
132b9cc78
141c107c1
151370121
hexd5fad5

14023381 has 2 divisors, whose sum is σ = 14023382. Its totient is φ = 14023380.

The previous prime is 14023367. The next prime is 14023391. The reversal of 14023381 is 18332041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11492100 + 2531281 = 3390^2 + 1591^2 .

It is a cyclic number.

It is not a de Polignac number, because 14023381 - 211 = 14021333 is a prime.

It is a super-2 number, since 2×140233812 = 393310429342322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14023391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7011690 + 7011691.

It is an arithmetic number, because the mean of its divisors is an integer number (7011691).

Almost surely, 214023381 is an apocalyptic number.

It is an amenable number.

14023381 is a deficient number, since it is larger than the sum of its proper divisors (1).

14023381 is an equidigital number, since it uses as much as digits as its factorization.

14023381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 14023381 is about 3744.7805009106. The cubic root of 14023381 is about 241.1483221199.

The spelling of 14023381 in words is "fourteen million, twenty-three thousand, three hundred eighty-one".