Base | Representation |
---|---|
bin | 11011011011000… |
… | …10011001111111 |
3 | 121000212022020000 |
4 | 31231202121333 |
5 | 432342304330 |
6 | 34454325343 |
7 | 5462214045 |
oct | 1555423177 |
9 | 530768200 |
10 | 230041215 |
11 | 108941408 |
12 | 65059853 |
13 | 38874c81 |
14 | 227a2395 |
15 | 152e0560 |
hex | db6267f |
230041215 has 40 divisors (see below), whose sum is σ = 413471520. Its totient is φ = 122361408.
The previous prime is 230041213. The next prime is 230041243. The reversal of 230041215 is 512140032.
It is not a de Polignac number, because 230041215 - 21 = 230041213 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230041211) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 273766 + ... + 274604.
It is an arithmetic number, because the mean of its divisors is an integer number (10336788).
Almost surely, 2230041215 is an apocalyptic number.
230041215 is a deficient number, since it is larger than the sum of its proper divisors (183430305).
230041215 is an equidigital number, since it uses as much as digits as its factorization.
230041215 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1533 (or 1524 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 230041215 is about 15167.1096455455. The cubic root of 230041215 is about 612.7291626184.
Adding to 230041215 its reverse (512140032), we get a palindrome (742181247).
The spelling of 230041215 in words is "two hundred thirty million, forty-one thousand, two hundred fifteen".
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