Base | Representation |
---|---|
bin | 10001001110000… |
… | …000101111100010 |
3 | 202010120220201111 |
4 | 101032000233202 |
5 | 1042423320410 |
6 | 44355453534 |
7 | 10105326310 |
oct | 2116005742 |
9 | 663526644 |
10 | 288885730 |
11 | 139083141 |
12 | 808b72aa |
13 | 47b09003 |
14 | 2a51d0b0 |
15 | 1a565b8a |
hex | 11380be2 |
288885730 has 16 divisors (see below), whose sum is σ = 594279360. Its totient is φ = 99046512.
The previous prime is 288885719. The next prime is 288885731. The reversal of 288885730 is 37588882.
288885730 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (288885731) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2063400 + ... + 2063539.
It is an arithmetic number, because the mean of its divisors is an integer number (37142460).
Almost surely, 2288885730 is an apocalyptic number.
288885730 is an abundant number, since it is smaller than the sum of its proper divisors (305393630).
288885730 is a wasteful number, since it uses less digits than its factorization.
288885730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4126953.
The product of its (nonzero) digits is 860160, while the sum is 49.
The square root of 288885730 is about 16996.6387853599. The cubic root of 288885730 is about 661.0617513907.
The spelling of 288885730 in words is "two hundred eighty-eight million, eight hundred eighty-five thousand, seven hundred thirty".
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