Base | Representation |
---|---|
bin | 110101111110… |
… | …001011101011 |
3 | 222121210212021 |
4 | 311332023223 |
5 | 12110221311 |
6 | 1223125311 |
7 | 231154531 |
oct | 65761353 |
9 | 28553767 |
10 | 14148331 |
11 | 7a9393a |
12 | 48a3837 |
13 | 2c14ac2 |
14 | 1c44151 |
15 | 1397171 |
hex | d7e2eb |
14148331 has 4 divisors (see below), whose sum is σ = 14893000. Its totient is φ = 13403664.
The previous prime is 14148313. The next prime is 14148353. The reversal of 14148331 is 13384141.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13384141 = 631 ⋅21211.
It is not a de Polignac number, because 14148331 - 217 = 14017259 is a prime.
It is a super-2 number, since 2×141483312 = 400350540171122, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 14148296 and 14148305.
It is not an unprimeable number, because it can be changed into a prime (14148311) 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, 372306 + ... + 372343.
It is an arithmetic number, because the mean of its divisors is an integer number (3723250).
Almost surely, 214148331 is an apocalyptic number.
14148331 is a deficient number, since it is larger than the sum of its proper divisors (744669).
14148331 is an equidigital number, since it uses as much as digits as its factorization.
14148331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 744668.
The product of its digits is 1152, while the sum is 25.
The square root of 14148331 is about 3761.4267239972. The cubic root of 14148331 is about 241.8624255048.
The spelling of 14148331 in words is "fourteen million, one hundred forty-eight thousand, three hundred thirty-one".
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