Base | Representation |
---|---|
bin | 10001110011001110001… |
… | …100111100110001101110 |
3 | 11022221101000110012202020 |
4 | 101303032030330301232 |
5 | 130020133413310410 |
6 | 2333535540411010 |
7 | 154242533154144 |
oct | 21631614746156 |
9 | 4287330405666 |
10 | 1223230213230 |
11 | 431850625123 |
12 | 1790a13a6a66 |
13 | 8b47227c1cc |
14 | 432c1821594 |
15 | 21c44321a70 |
hex | 11cce33cc6e |
1223230213230 has 32 divisors (see below), whose sum is σ = 2964819375648. Its totient is φ = 322965072000.
The previous prime is 1223230213229. The next prime is 1223230213277. The reversal of 1223230213230 is 323120323221.
It is a super-2 number, since 2×12232302132302 (a number of 25 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1223230213230.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201850141 + ... + 201856200.
It is an arithmetic number, because the mean of its divisors is an integer number (92650605489).
Almost surely, 21223230213230 is an apocalyptic number.
1223230213230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1223230213230 is an abundant number, since it is smaller than the sum of its proper divisors (1741589162418).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1223230213230 is a wasteful number, since it uses less digits than its factorization.
1223230213230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 403706452.
The product of its (nonzero) digits is 2592, while the sum is 24.
Adding to 1223230213230 its reverse (323120323221), we get a palindrome (1546350536451).
The spelling of 1223230213230 in words is "one trillion, two hundred twenty-three billion, two hundred thirty million, two hundred thirteen thousand, two hundred thirty".
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