Base | Representation |
---|---|
bin | 10010001100010… |
… | …111011001111000 |
3 | 210021100100212122 |
4 | 102030113121320 |
5 | 1111114401410 |
6 | 50142100412 |
7 | 10364265461 |
oct | 2214273170 |
9 | 707310778 |
10 | 305231480 |
11 | 147327a24 |
12 | 8627a708 |
13 | 4b310058 |
14 | 2c775d68 |
15 | 1bbe3e55 |
hex | 12317678 |
305231480 has 32 divisors (see below), whose sum is σ = 687733200. Its totient is φ = 121921536.
The previous prime is 305231471. The next prime is 305231519. The reversal of 305231480 is 84132503.
305231480 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25799 + ... + 35721.
Almost surely, 2305231480 is an apocalyptic number.
It is an amenable number.
305231480 is an abundant number, since it is smaller than the sum of its proper divisors (382501720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
305231480 is a wasteful number, since it uses less digits than its factorization.
305231480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10703 (or 10699 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 26.
The square root of 305231480 is about 17470.8751927315. The cubic root of 305231480 is about 673.3017979109.
Adding to 305231480 its reverse (84132503), we get a palindrome (389363983).
The spelling of 305231480 in words is "three hundred five million, two hundred thirty-one thousand, four hundred eighty".
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