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14442091 = 231016217
BaseRepresentation
bin110111000101…
…111001101011
31000011201211021
4313011321223
512144121331
61233313311
7233520136
oct67057153
930151737
1014442091
118174614
124a05837
132cb8721
141cbd21d
151404211
hexdc5e6b

14442091 has 8 divisors (see below), whose sum is σ = 15221664. Its totient is φ = 13675200.

The previous prime is 14442089. The next prime is 14442107. The reversal of 14442091 is 19024441.

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 14442091 - 21 = 14442089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14442011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 786 + ... + 5431.

It is an arithmetic number, because the mean of its divisors is an integer number (1902708).

Almost surely, 214442091 is an apocalyptic number.

14442091 is a deficient number, since it is larger than the sum of its proper divisors (779573).

14442091 is a wasteful number, since it uses less digits than its factorization.

14442091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6341.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 14442091 is about 3800.2751216195. The cubic root of 14442091 is about 243.5248917993.

The spelling of 14442091 in words is "fourteen million, four hundred forty-two thousand, ninety-one".

Divisors: 1 23 101 2323 6217 142991 627917 14442091