Base | Representation |
---|---|
bin | 11011100000000… |
… | …11110111000010 |
3 | 121002002220101011 |
4 | 31300003313002 |
5 | 433024440110 |
6 | 34520431134 |
7 | 5500640062 |
oct | 1560036702 |
9 | 532086334 |
10 | 230702530 |
11 | 109253253 |
12 | 653184aa |
13 | 38a46c96 |
14 | 228d53a2 |
15 | 153c148a |
hex | dc03dc2 |
230702530 has 16 divisors (see below), whose sum is σ = 415792440. Its totient is φ = 92163712.
The previous prime is 230702513. The next prime is 230702561. The reversal of 230702530 is 35207032.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 230341329 + 361201 = 15177^2 + 601^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6169 + ... + 22348.
Almost surely, 2230702530 is an apocalyptic number.
230702530 is a deficient number, since it is larger than the sum of its proper divisors (185089910).
230702530 is a wasteful number, since it uses less digits than its factorization.
230702530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29333.
The product of its (nonzero) digits is 1260, while the sum is 22.
The square root of 230702530 is about 15188.8949565135. The cubic root of 230702530 is about 613.3157521609.
Adding to 230702530 its reverse (35207032), we get a palindrome (265909562).
It can be divided in two parts, 23070 and 2530, that added together give a square (25600 = 1602).
The spelling of 230702530 in words is "two hundred thirty million, seven hundred two thousand, five hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •