Base | Representation |
---|---|
bin | 100100011101011… |
… | …1100011000011110 |
3 | 10011021001201201001 |
4 | 1020322330120132 |
5 | 10001143124410 |
6 | 321221540514 |
7 | 42213552406 |
oct | 11072743036 |
9 | 3137051631 |
10 | 1223411230 |
11 | 578646a68 |
12 | 2a187473a |
13 | 166600492 |
14 | b86a5806 |
15 | 7261233a |
hex | 48ebc61e |
1223411230 has 8 divisors (see below), whose sum is σ = 2202140232. Its totient is φ = 489364488.
The previous prime is 1223411221. The next prime is 1223411251. The reversal of 1223411230 is 321143221.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×12234112303 (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a junction number, because it is equal to n+sod(n) for n = 1223411198 and 1223411207.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61170552 + ... + 61170571.
It is an arithmetic number, because the mean of its divisors is an integer number (275267529).
Almost surely, 21223411230 is an apocalyptic number.
1223411230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1223411230 is a deficient number, since it is larger than the sum of its proper divisors (978729002).
1223411230 is a wasteful number, since it uses less digits than its factorization.
1223411230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122341130.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 1223411230 is about 34977.2959217833. The cubic root of 1223411230 is about 1069.5247052004.
Adding to 1223411230 its reverse (321143221), we get a palindrome (1544554451).
The spelling of 1223411230 in words is "one billion, two hundred twenty-three million, four hundred eleven thousand, two hundred thirty".
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