Base | Representation |
---|---|
bin | 11010100110010… |
… | …11101111001100 |
3 | 120112212022102010 |
4 | 31103023233030 |
5 | 424110220440 |
6 | 34050301220 |
7 | 5346411264 |
oct | 1523135714 |
9 | 515768363 |
10 | 223132620 |
11 | 104a52927 |
12 | 62887810 |
13 | 372c6549 |
14 | 218c47a4 |
15 | 148c8580 |
hex | d4cbbcc |
223132620 has 24 divisors (see below), whose sum is σ = 624771504. Its totient is φ = 59502016.
The previous prime is 223132519. The next prime is 223132643. The reversal of 223132620 is 26231322.
It is a super-3 number, since 3×2231326203 (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1859379 + ... + 1859498.
It is an arithmetic number, because the mean of its divisors is an integer number (26032146).
Almost surely, 2223132620 is an apocalyptic number.
223132620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
223132620 is an abundant number, since it is smaller than the sum of its proper divisors (401638884).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223132620 is a wasteful number, since it uses less digits than its factorization.
223132620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3718889 (or 3718887 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
The square root of 223132620 is about 14937.6243091062. The cubic root of 223132620 is about 606.5328885611.
Adding to 223132620 its reverse (26231322), we get a palindrome (249363942).
The spelling of 223132620 in words is "two hundred twenty-three million, one hundred thirty-two thousand, six hundred twenty".
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