Base | Representation |
---|---|
bin | 111000011110… |
… | …101100010100 |
3 | 1000212012201020 |
4 | 320132230110 |
5 | 12242241110 |
6 | 1245201140 |
7 | 236563353 |
oct | 70365424 |
9 | 30765636 |
10 | 14805780 |
11 | 83a2890 |
12 | 4b601b0 |
13 | 30b5122 |
14 | 1d7599a |
15 | 1476d70 |
hex | e1eb14 |
14805780 has 48 divisors (see below), whose sum is σ = 45226944. Its totient is φ = 3589120.
The previous prime is 14805757. The next prime is 14805841. The reversal of 14805780 is 8750841.
It is a happy number.
14805780 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×148057802 = 438422242816800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10557 + ... + 11876.
It is an arithmetic number, because the mean of its divisors is an integer number (942228).
Almost surely, 214805780 is an apocalyptic number.
14805780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
14805780 is an abundant number, since it is smaller than the sum of its proper divisors (30421164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14805780 is a wasteful number, since it uses less digits than its factorization.
14805780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22456 (or 22454 counting only the distinct ones).
The product of its (nonzero) digits is 8960, while the sum is 33.
The square root of 14805780 is about 3847.8279587320. The cubic root of 14805780 is about 245.5521629431.
It can be divided in two parts, 1480 and 5780, that added together give a triangular number (7260 = T120).
The spelling of 14805780 in words is "fourteen million, eight hundred five thousand, seven hundred eighty".
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