Base | Representation |
---|---|
bin | 110110001100… |
… | …000000111101 |
3 | 222201200120201 |
4 | 312030000331 |
5 | 12114024424 |
6 | 1224243501 |
7 | 231511651 |
oct | 66140075 |
9 | 28650521 |
10 | 14204989 |
11 | 8022467 |
12 | 4910591 |
13 | 2c34826 |
14 | 1c5aa61 |
15 | 13a8d44 |
hex | d8c03d |
14204989 has 10 divisors (see below), whose sum is σ = 15131710. Its totient is φ = 13333896.
The previous prime is 14204987. The next prime is 14205001. The reversal of 14204989 is 98940241.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 13032100 + 1172889 = 3610^2 + 1083^2 .
It is not a de Polignac number, because 14204989 - 21 = 14204987 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 (14204987) 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 9 ways as a sum of consecutive naturals, for example, 130267 + ... + 130375.
It is an arithmetic number, because the mean of its divisors is an integer number (1513171).
Almost surely, 214204989 is an apocalyptic number.
14204989 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
14204989 is a deficient number, since it is larger than the sum of its proper divisors (926721).
14204989 is an frugal number, since it uses more digits than its factorization.
14204989 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 185 (or 128 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 37.
The square root of 14204989 is about 3768.9506497167. The cubic root of 14204989 is about 242.1848472744.
The spelling of 14204989 in words is "fourteen million, two hundred four thousand, nine hundred eighty-nine".
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