Base | Representation |
---|---|
bin | 11011011011111… |
… | …01010001001001 |
3 | 121001001220011001 |
4 | 31231331101021 |
5 | 432404314431 |
6 | 34500535001 |
7 | 5463152605 |
oct | 1555752111 |
9 | 531056131 |
10 | 230151241 |
11 | 108a07041 |
12 | 650b1461 |
13 | 388b3088 |
14 | 227d0505 |
15 | 15312e61 |
hex | db7d449 |
230151241 has 4 divisors (see below), whose sum is σ = 232737300. Its totient is φ = 227565184.
The previous prime is 230151239. The next prime is 230151247. The reversal of 230151241 is 142151032.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 100100025 + 130051216 = 10005^2 + 11404^2 .
It is a cyclic number.
It is not a de Polignac number, because 230151241 - 21 = 230151239 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (230151247) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1292896 + ... + 1293073.
It is an arithmetic number, because the mean of its divisors is an integer number (58184325).
Almost surely, 2230151241 is an apocalyptic number.
It is an amenable number.
230151241 is a deficient number, since it is larger than the sum of its proper divisors (2586059).
230151241 is an equidigital number, since it uses as much as digits as its factorization.
230151241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2586058.
The product of its (nonzero) digits is 240, while the sum is 19.
The square root of 230151241 is about 15170.7363367768. The cubic root of 230151241 is about 612.8268340924.
The spelling of 230151241 in words is "two hundred thirty million, one hundred fifty-one thousand, two hundred forty-one".
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