Base | Representation |
---|---|
bin | 11011011100010… |
… | …11101111001111 |
3 | 121001011220110020 |
4 | 31232023233033 |
5 | 432413214021 |
6 | 34502113223 |
7 | 5463520446 |
oct | 1556135717 |
9 | 531156406 |
10 | 230210511 |
11 | 108a47623 |
12 | 6511b813 |
13 | 3890404b |
14 | 22807d5d |
15 | 153257c6 |
hex | db8bbcf |
230210511 has 8 divisors (see below), whose sum is σ = 307017984. Its totient is φ = 153438360.
The previous prime is 230210509. The next prime is 230210527. The reversal of 230210511 is 115012032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 230210511 - 21 = 230210509 is a prime.
It is a super-2 number, since 2×2302105112 = 105993758749762242, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230210501) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18216 + ... + 28146.
It is an arithmetic number, because the mean of its divisors is an integer number (38377248).
Almost surely, 2230210511 is an apocalyptic number.
230210511 is a deficient number, since it is larger than the sum of its proper divisors (76807473).
230210511 is an equidigital number, since it uses as much as digits as its factorization.
230210511 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17661.
The product of its (nonzero) digits is 60, while the sum is 15.
The square root of 230210511 is about 15172.6896429077. The cubic root of 230210511 is about 612.8794359217.
Adding to 230210511 its reverse (115012032), we get a palindrome (345222543).
The spelling of 230210511 in words is "two hundred thirty million, two hundred ten thousand, five hundred eleven".
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