Base | Representation |
---|---|
bin | 10110101011010… |
… | …010001001110111 |
3 | 222111212121211210 |
4 | 112223102021313 |
5 | 1234343222203 |
6 | 101430132503 |
7 | 12266505660 |
oct | 2653221167 |
9 | 874777753 |
10 | 380445303 |
11 | 18582a207 |
12 | a74b1133 |
13 | 60a85a84 |
14 | 38754367 |
15 | 235ee803 |
hex | 16ad2277 |
380445303 has 16 divisors (see below), whose sum is σ = 610238720. Its totient is φ = 205955136.
The previous prime is 380445293. The next prime is 380445311. The reversal of 380445303 is 303544083.
It is not a de Polignac number, because 380445303 - 26 = 380445239 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (380445103) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 476350 + ... + 477147.
It is an arithmetic number, because the mean of its divisors is an integer number (38139920).
Almost surely, 2380445303 is an apocalyptic number.
380445303 is a deficient number, since it is larger than the sum of its proper divisors (229793417).
380445303 is a wasteful number, since it uses less digits than its factorization.
380445303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 953526.
The product of its (nonzero) digits is 17280, while the sum is 30.
The square root of 380445303 is about 19505.0071263765. The cubic root of 380445303 is about 724.5984636616.
Adding to 380445303 its reverse (303544083), we get a palindrome (683989386).
The spelling of 380445303 in words is "three hundred eighty million, four hundred forty-five thousand, three hundred three".
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