Base | Representation |
---|---|
bin | 1101011001001110110… |
… | …1111000010001100101 |
3 | 210222221212110122001101 |
4 | 3112103231320101211 |
5 | 12232232023410141 |
6 | 253413425000101 |
7 | 22424243566153 |
oct | 3262355702145 |
9 | 728855418041 |
10 | 230111544421 |
11 | 89653a71200 |
12 | 3871ba83031 |
13 | 1891283a595 |
14 | b1cd2843d3 |
15 | 5ebbc83531 |
hex | 3593b78465 |
230111544421 has 12 divisors (see below), whose sum is σ = 256707645376. Its totient is φ = 206070032520.
The previous prime is 230111544407. The next prime is 230111544431. The reversal of 230111544421 is 124445111032.
It is a happy number.
It is not a de Polignac number, because 230111544421 - 27 = 230111544293 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 230111544421.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230111544431) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14184045 + ... + 14200258.
Almost surely, 2230111544421 is an apocalyptic number.
It is an amenable number.
230111544421 is a deficient number, since it is larger than the sum of its proper divisors (26596100955).
230111544421 is a wasteful number, since it uses less digits than its factorization.
230111544421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28384392 (or 28384381 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 28.
Adding to 230111544421 its reverse (124445111032), we get a palindrome (354556655453).
The spelling of 230111544421 in words is "two hundred thirty billion, one hundred eleven million, five hundred forty-four thousand, four hundred twenty-one".
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