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14019946 = 257712149
BaseRepresentation
bin110101011110…
…110101101010
3222101021202021
4311132311222
512042114241
61220255054
7230111323
oct65366552
928337667
1014019946
117a06436
12484148a
132b9b535
141c0d44a
15136e0d1
hexd5ed6a

14019946 has 8 divisors (see below), whose sum is σ = 21068100. Its totient is φ = 6997248.

The previous prime is 14019913. The next prime is 14019947. The reversal of 14019946 is 64991041.

It can be written as a sum of positive squares in 2 ways, for example, as 8473921 + 5546025 = 2911^2 + 2355^2 .

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

It is not an unprimeable number, because it can be changed into a prime (14019947) 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, 4921 + ... + 7228.

Almost surely, 214019946 is an apocalyptic number.

14019946 is a deficient number, since it is larger than the sum of its proper divisors (7048154).

14019946 is a wasteful number, since it uses less digits than its factorization.

14019946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12728.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 14019946 is about 3744.3218344581. The cubic root of 14019946 is about 241.1286309073.

The spelling of 14019946 in words is "fourteen million, nineteen thousand, nine hundred forty-six".

Divisors: 1 2 577 1154 12149 24298 7009973 14019946