Base | Representation |
---|---|
bin | 11011100000100… |
… | …01111100010000 |
3 | 121002012211111101 |
4 | 31300101330100 |
5 | 433033311313 |
6 | 34521554144 |
7 | 5501300200 |
oct | 1560217420 |
9 | 532184441 |
10 | 230760208 |
11 | 109292618 |
12 | 65345954 |
13 | 38a67303 |
14 | 2290c400 |
15 | 153d35dd |
hex | dc11f10 |
230760208 has 30 divisors (see below), whose sum is σ = 520095246. Its totient is φ = 98896896.
The previous prime is 230760191. The next prime is 230760209. The reversal of 230760208 is 802067032.
It can be written as a sum of positive squares in only one way, i.e., 152473104 + 78287104 = 12348^2 + 8848^2 .
It is a super-3 number, since 3×2307602083 (a number of 26 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is not an unprimeable number, because it can be changed into a prime (230760209) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 146385 + ... + 147952.
Almost surely, 2230760208 is an apocalyptic number.
230760208 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
230760208 is an abundant number, since it is smaller than the sum of its proper divisors (289335038).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230760208 is a wasteful number, since it uses less digits than its factorization.
230760208 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 294359 (or 294346 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 28.
The square root of 230760208 is about 15190.7935276601. The cubic root of 230760208 is about 613.3668596460.
The spelling of 230760208 in words is "two hundred thirty million, seven hundred sixty thousand, two hundred eight".
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