Base | Representation |
---|---|
bin | 110110100100… |
… | …111101001101 |
3 | 222220212201102 |
4 | 312210331031 |
5 | 12130312044 |
6 | 1230352445 |
7 | 232415543 |
oct | 66447515 |
9 | 28825642 |
10 | 14307149 |
11 | 809219a |
12 | 495b725 |
13 | 2c6c18c |
14 | 1c85d93 |
15 | 13c924e |
hex | da4f4d |
14307149 has 4 divisors (see below), whose sum is σ = 15148764. Its totient is φ = 13465536.
The previous prime is 14307143. The next prime is 14307169. The reversal of 14307149 is 94170341.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 10125124 + 4182025 = 3182^2 + 2045^2 .
It is a cyclic number.
It is not a de Polignac number, because 14307149 - 28 = 14306893 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 (14307143) 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, 420782 + ... + 420815.
It is an arithmetic number, because the mean of its divisors is an integer number (3787191).
Almost surely, 214307149 is an apocalyptic number.
It is an amenable number.
14307149 is a deficient number, since it is larger than the sum of its proper divisors (841615).
14307149 is an equidigital number, since it uses as much as digits as its factorization.
14307149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 841614.
The product of its (nonzero) digits is 3024, while the sum is 29.
The square root of 14307149 is about 3782.4792134260. The cubic root of 14307149 is about 242.7640458293.
The spelling of 14307149 in words is "fourteen million, three hundred seven thousand, one hundred forty-nine".
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