Base | Representation |
---|---|
bin | 11011011101010… |
… | …01011001101111 |
3 | 121001102002010101 |
4 | 31232221121233 |
5 | 432431111030 |
6 | 34504451531 |
7 | 5464534624 |
oct | 1556513157 |
9 | 531362111 |
10 | 230332015 |
11 | 10901a941 |
12 | 65179ba7 |
13 | 38947444 |
14 | 2283a34b |
15 | 1534b7ca |
hex | dba966f |
230332015 has 16 divisors (see below), whose sum is σ = 288158976. Its totient is φ = 176544000.
The previous prime is 230332001. The next prime is 230332019. The reversal of 230332015 is 510233032.
It is not a de Polignac number, because 230332015 - 29 = 230331503 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 230331983 and 230332001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230332019) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8299 + ... + 23011.
It is an arithmetic number, because the mean of its divisors is an integer number (18009936).
Almost surely, 2230332015 is an apocalyptic number.
230332015 is a deficient number, since it is larger than the sum of its proper divisors (57826961).
230332015 is a wasteful number, since it uses less digits than its factorization.
230332015 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14850.
The product of its (nonzero) digits is 540, while the sum is 19.
The square root of 230332015 is about 15176.6931510128. The cubic root of 230332015 is about 612.9872418965.
Adding to 230332015 its reverse (510233032), we get a palindrome (740565047).
The spelling of 230332015 in words is "two hundred thirty million, three hundred thirty-two thousand, fifteen".
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