Base | Representation |
---|---|
bin | 110110001101… |
… | …100110011111 |
3 | 222202000111101 |
4 | 312031212133 |
5 | 12114231422 |
6 | 1224333531 |
7 | 231536623 |
oct | 66154637 |
9 | 28660441 |
10 | 14211487 |
11 | 8027334 |
12 | 49142a7 |
13 | 2c37784 |
14 | 1c5d183 |
15 | 13aac27 |
hex | d8d99f |
14211487 has 6 divisors (see below), whose sum is σ = 14999208. Its totient is φ = 13463172.
The previous prime is 14211469. The next prime is 14211497. The reversal of 14211487 is 78411241.
14211487 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a de Polignac number, because none of the positive numbers 2k-14211487 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14211497) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19323 + ... + 20044.
It is an arithmetic number, because the mean of its divisors is an integer number (2499868).
Almost surely, 214211487 is an apocalyptic number.
14211487 is a deficient number, since it is larger than the sum of its proper divisors (787721).
14211487 is an equidigital number, since it uses as much as digits as its factorization.
14211487 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39405 (or 39386 counting only the distinct ones).
The product of its digits is 1792, while the sum is 28.
The square root of 14211487 is about 3769.8125948116. The cubic root of 14211487 is about 242.2217703873.
The spelling of 14211487 in words is "fourteen million, two hundred eleven thousand, four hundred eighty-seven".
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