Base | Representation |
---|---|
bin | 110110001000… |
… | …101110000101 |
3 | 222201000001212 |
4 | 312020232011 |
5 | 12113111433 |
6 | 1224101205 |
7 | 231424421 |
oct | 66105605 |
9 | 28630055 |
10 | 14191493 |
11 | 8013308 |
12 | 4904805 |
13 | 2c2b644 |
14 | 1c55b81 |
15 | 13a4d48 |
hex | d88b85 |
14191493 has 4 divisors (see below), whose sum is σ = 14276640. Its totient is φ = 14106348.
The previous prime is 14191487. The next prime is 14191501. The reversal of 14191493 is 39419141.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 39419141 = 17 ⋅2318773.
It is a cyclic number.
It is not a de Polignac number, because 14191493 - 24 = 14191477 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 (14191403) 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 3 ways as a sum of consecutive naturals, for example, 42323 + ... + 42656.
It is an arithmetic number, because the mean of its divisors is an integer number (3569160).
Almost surely, 214191493 is an apocalyptic number.
It is an amenable number.
14191493 is a deficient number, since it is larger than the sum of its proper divisors (85147).
14191493 is an equidigital number, since it uses as much as digits as its factorization.
14191493 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85146.
The product of its digits is 3888, while the sum is 32.
The square root of 14191493 is about 3767.1598054768. The cubic root of 14191493 is about 242.1081239398.
The spelling of 14191493 in words is "fourteen million, one hundred ninety-one thousand, four hundred ninety-three".
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