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14442661 = 167197439
BaseRepresentation
bin110111000110…
…000010100101
31000011202121101
4313012002211
512144131121
61233320101
7233521612
oct67060245
930152541
1014442661
118174a92
124a06031
132cb8a6c
141cbd509
151404491
hexdc60a5

14442661 has 8 divisors (see below), whose sum is σ = 14636160. Its totient is φ = 14250768.

The previous prime is 14442647. The next prime is 14442671. The reversal of 14442661 is 16624441.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-14442661 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 (14442601) 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 7 ways as a sum of consecutive naturals, for example, 32680 + ... + 33118.

It is an arithmetic number, because the mean of its divisors is an integer number (1829520).

Almost surely, 214442661 is an apocalyptic number.

It is an amenable number.

14442661 is a deficient number, since it is larger than the sum of its proper divisors (193499).

14442661 is a wasteful number, since it uses less digits than its factorization.

14442661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803.

The product of its digits is 4608, while the sum is 28.

The square root of 14442661 is about 3800.3501154499. The cubic root of 14442661 is about 243.5280955681.

The spelling of 14442661 in words is "fourteen million, four hundred forty-two thousand, six hundred sixty-one".

Divisors: 1 167 197 439 32899 73313 86483 14442661