Base | Representation |
---|---|
bin | 1101011000110111001… |
… | …0111011000011010101 |
3 | 210222200221112120112200 |
4 | 3112031302323003111 |
5 | 12232031111000341 |
6 | 253355515435113 |
7 | 22421626316523 |
oct | 3261562730325 |
9 | 728627476480 |
10 | 230012203221 |
11 | 8960298a739 |
12 | 386b2755a99 |
13 | 188c80978c8 |
14 | b1bddc5313 |
15 | 5eb31addb6 |
hex | 358dcbb0d5 |
230012203221 has 48 divisors (see below), whose sum is σ = 358197265920. Its totient is φ = 141936727680.
The previous prime is 230012203177. The next prime is 230012203259. The reversal of 230012203221 is 122302210032.
230012203221 is a `hidden beast` number, since 230 + 0 + 12 + 203 + 221 = 666.
It is not a de Polignac number, because 230012203221 - 229 = 229475332309 is a prime.
It is a super-2 number, since 2×2300122032212 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 230012203194 and 230012203203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230012208221) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 420231 + ... + 797883.
It is an arithmetic number, because the mean of its divisors is an integer number (7462443040).
Almost surely, 2230012203221 is an apocalyptic number.
It is an amenable number.
230012203221 is a deficient number, since it is larger than the sum of its proper divisors (128185062699).
230012203221 is a wasteful number, since it uses less digits than its factorization.
230012203221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 377786 (or 377783 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 230012203221 its reverse (122302210032), we get a palindrome (352314413253).
It can be divided in two parts, 23001 and 2203221, that added together give a palindrome (2226222).
The spelling of 230012203221 in words is "two hundred thirty billion, twelve million, two hundred three thousand, two hundred twenty-one".
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