Base | Representation |
---|---|
bin | 1101011000111001010… |
… | …0100011111010010011 |
3 | 210222201120010120201100 |
4 | 3112032110203322103 |
5 | 12232040340140311 |
6 | 253400432435443 |
7 | 22422064264353 |
oct | 3261624437223 |
9 | 728646116640 |
10 | 230021021331 |
11 | 89607962932 |
12 | 386b56a8b83 |
13 | 188c9b6451a |
14 | b1c123cb63 |
15 | 5eb3d51a56 |
hex | 358e523e93 |
230021021331 has 24 divisors (see below), whose sum is σ = 334053248256. Its totient is φ = 152516568960.
The previous prime is 230021021261. The next prime is 230021021339. The reversal of 230021021331 is 133120120032.
230021021331 is a `hidden beast` number, since 2 + 300 + 2 + 10 + 21 + 331 = 666.
It is not a de Polignac number, because 230021021331 - 29 = 230021020819 is a prime.
It is a super-2 number, since 2×2300210213312 (a number of 24 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (230021021339) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14144401 + ... + 14160653.
It is an arithmetic number, because the mean of its divisors is an integer number (13918885344).
Almost surely, 2230021021331 is an apocalyptic number.
230021021331 is a deficient number, since it is larger than the sum of its proper divisors (104032226925).
230021021331 is a wasteful number, since it uses less digits than its factorization.
230021021331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24683 (or 24680 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 230021021331 its reverse (133120120032), we get a palindrome (363141141363).
The spelling of 230021021331 in words is "two hundred thirty billion, twenty-one million, twenty-one thousand, three hundred thirty-one".
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