Base | Representation |
---|---|
bin | 1101011100010101011… |
… | …1111001000111010001 |
3 | 211002002221002100101100 |
4 | 3113011113321013101 |
5 | 12240433312011424 |
6 | 254032225055013 |
7 | 22454011030452 |
oct | 3270527710721 |
9 | 732087070340 |
10 | 230944641489 |
11 | 89a41258381 |
12 | 38912a87469 |
13 | 18a1630b023 |
14 | b26bb87129 |
15 | 6019e96dc9 |
hex | 35c55f91d1 |
230944641489 has 27 divisors (see below), whose sum is σ = 352109725929. Its totient is φ = 145842473160.
The previous prime is 230944641461. The next prime is 230944641503. The reversal of 230944641489 is 984146449032.
The square root of 230944641489 is 480567.
It is a perfect power (a square), and thus also a powerful number.
230944641489 is a `hidden beast` number, since 2 + 3 + 0 + 94 + 464 + 14 + 89 = 666.
It is a de Polignac number, because none of the positive numbers 2k-230944641489 is a prime.
It is not an unprimeable number, because it can be changed into a prime (230944646489) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 27388104 + ... + 27396534.
Almost surely, 2230944641489 is an apocalyptic number.
230944641489 is the 480567-th square number.
230944641489 is the 240284-th centered octagonal number.
It is an amenable number.
230944641489 is a deficient number, since it is larger than the sum of its proper divisors (121165084440).
230944641489 is an frugal number, since it uses more digits than its factorization.
230944641489 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16906 (or 8453 counting only the distinct ones).
The product of its (nonzero) digits is 5971968, while the sum is 54.
The spelling of 230944641489 in words is "two hundred thirty billion, nine hundred forty-four million, six hundred forty-one thousand, four hundred eighty-nine".
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