Base | Representation |
---|---|
bin | 110101011110… |
… | …100100000100 |
3 | 222101020012120 |
4 | 311132210010 |
5 | 12042100240 |
6 | 1220245540 |
7 | 230105124 |
oct | 65364404 |
9 | 28336176 |
10 | 14018820 |
11 | 7a05602 |
12 | 48408b0 |
13 | 2b9ab7a |
14 | 1c0cc84 |
15 | 136dad0 |
hex | d5e904 |
14018820 has 48 divisors (see below), whose sum is σ = 40524288. Its totient is φ = 3617280.
The previous prime is 14018801. The next prime is 14018821. The reversal of 14018820 is 2881041.
It is not an unprimeable number, because it can be changed into a prime (14018821) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1909 + ... + 5628.
It is an arithmetic number, because the mean of its divisors is an integer number (844256).
Almost surely, 214018820 is an apocalyptic number.
14018820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
14018820 is an abundant number, since it is smaller than the sum of its proper divisors (26505468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14018820 is a wasteful number, since it uses less digits than its factorization.
14018820 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7580 (or 7578 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 24.
The square root of 14018820 is about 3744.1714704324. The cubic root of 14018820 is about 241.1221753877.
Adding to 14018820 its reverse (2881041), we get a palindrome (16899861).
The spelling of 14018820 in words is "fourteen million, eighteen thousand, eight hundred twenty".
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