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14110909 = 40934501
BaseRepresentation
bin110101110101…
…000010111101
3222112220112021
4311311002331
512103022114
61222240141
7230640451
oct65650275
928486467
1014110909
117a6880a
124886051
132c00a67
141c34661
15138b024
hexd750bd

14110909 has 4 divisors (see below), whose sum is σ = 14145820. Its totient is φ = 14076000.

The previous prime is 14110883. The next prime is 14110919. The reversal of 14110909 is 90901141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 90901141 = 412217101.

It can be written as a sum of positive squares in 2 ways, for example, as 10791225 + 3319684 = 3285^2 + 1822^2 .

It is a cyclic number.

It is not a de Polignac number, because 14110909 - 27 = 14110781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14110919) 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, 16842 + ... + 17659.

It is an arithmetic number, because the mean of its divisors is an integer number (3536455).

Almost surely, 214110909 is an apocalyptic number.

It is an amenable number.

14110909 is a deficient number, since it is larger than the sum of its proper divisors (34911).

14110909 is an equidigital number, since it uses as much as digits as its factorization.

14110909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34910.

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 14110909 is about 3756.4489880737. The cubic root of 14110909 is about 241.6489970963.

The spelling of 14110909 in words is "fourteen million, one hundred ten thousand, nine hundred nine".

Divisors: 1 409 34501 14110909