Base | Representation |
---|---|
bin | 110110101000… |
… | …001100101111 |
3 | 222221112221100 |
4 | 312220030233 |
5 | 12131223211 |
6 | 1230534143 |
7 | 232502346 |
oct | 66501457 |
9 | 28845840 |
10 | 14320431 |
11 | 80a1174 |
12 | 4967353 |
13 | 2c75238 |
14 | 1c8ab5d |
15 | 13cd156 |
hex | da832f |
14320431 has 6 divisors (see below), whose sum is σ = 20685080. Its totient is φ = 9546948.
The previous prime is 14320381. The next prime is 14320447. The reversal of 14320431 is 13402341.
It is not a de Polignac number, because 14320431 - 211 = 14318383 is a prime.
It is a super-2 number, since 2×143204312 = 410149488051522, which contains 22 as substring.
It is a Duffinian number.
It is a zygodrome in base 3.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14320451) 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 5 ways as a sum of consecutive naturals, for example, 795571 + ... + 795588.
Almost surely, 214320431 is an apocalyptic number.
14320431 is a deficient number, since it is larger than the sum of its proper divisors (6364649).
14320431 is a wasteful number, since it uses less digits than its factorization.
14320431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1591165 (or 1591162 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 14320431 is about 3784.2345329009. The cubic root of 14320431 is about 242.8391456922.
Adding to 14320431 its reverse (13402341), we get a palindrome (27722772).
The spelling of 14320431 in words is "fourteen million, three hundred twenty thousand, four hundred thirty-one".
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