Base | Representation |
---|---|
bin | 11011011110110… |
… | …10110001000111 |
3 | 121001210100111021 |
4 | 31233122301013 |
5 | 433004043330 |
6 | 34513052011 |
7 | 5466336262 |
oct | 1557326107 |
9 | 531710437 |
10 | 230534215 |
11 | 10914884a |
12 | 65257007 |
13 | 389b84a2 |
14 | 2288dcd9 |
15 | 1538b67a |
hex | dbdac47 |
230534215 has 8 divisors (see below), whose sum is σ = 276847200. Its totient is φ = 184289952.
The previous prime is 230534209. The next prime is 230534251. The reversal of 230534215 is 512435032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 230534215 - 211 = 230532167 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 230534215.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9484 + ... + 23473.
It is an arithmetic number, because the mean of its divisors is an integer number (34605900).
Almost surely, 2230534215 is an apocalyptic number.
230534215 is a deficient number, since it is larger than the sum of its proper divisors (46312985).
230534215 is a wasteful number, since it uses less digits than its factorization.
230534215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34361.
The product of its (nonzero) digits is 3600, while the sum is 25.
The square root of 230534215 is about 15183.3532198918. The cubic root of 230534215 is about 613.1665624146.
Adding to 230534215 its reverse (512435032), we get a palindrome (742969247).
The spelling of 230534215 in words is "two hundred thirty million, five hundred thirty-four thousand, two hundred fifteen".
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