Base | Representation |
---|---|
bin | 110101011101… |
… | …000101001101 |
3 | 222100220212201 |
4 | 311131011031 |
5 | 12041401444 |
6 | 1220201501 |
7 | 230051332 |
oct | 65350515 |
9 | 28326781 |
10 | 14012749 |
11 | 7a00a93 |
12 | 4839291 |
13 | 2b9818a |
14 | 1c0a989 |
15 | 136bdd4 |
hex | d5d14d |
14012749 has 4 divisors (see below), whose sum is σ = 14047420. Its totient is φ = 13978080.
The previous prime is 14012731. The next prime is 14012753. The reversal of 14012749 is 94721041.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 94721041 = 229 ⋅413629.
It can be written as a sum of positive squares in 2 ways, for example, as 13557124 + 455625 = 3682^2 + 675^2 .
It is a cyclic number.
It is not a de Polignac number, because 14012749 - 223 = 5624141 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 (14012149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16722 + ... + 17539.
It is an arithmetic number, because the mean of its divisors is an integer number (3511855).
Almost surely, 214012749 is an apocalyptic number.
It is an amenable number.
14012749 is a deficient number, since it is larger than the sum of its proper divisors (34671).
14012749 is an equidigital number, since it uses as much as digits as its factorization.
14012749 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34670.
The product of its (nonzero) digits is 2016, while the sum is 28.
The square root of 14012749 is about 3743.3606558813. The cubic root of 14012749 is about 241.0873635160.
The spelling of 14012749 in words is "fourteen million, twelve thousand, seven hundred forty-nine".
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