Base | Representation |
---|---|
bin | 10101101110100110… |
… | …000010110011110100 |
3 | 2020012221002012102110 |
4 | 111232212002303310 |
5 | 340240024200340 |
6 | 14415013211020 |
7 | 1454101206510 |
oct | 255646026364 |
9 | 66187065373 |
10 | 23330303220 |
11 | 9992391134 |
12 | 4631330a70 |
13 | 227a639c63 |
14 | 11b470d140 |
15 | 918307680 |
hex | 56e982cf4 |
23330303220 has 96 divisors (see below), whose sum is σ = 75708573696. Its totient is φ = 5257526400.
The previous prime is 23330303197. The next prime is 23330303231. The reversal of 23330303220 is 2230303332.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 361366 + ... + 421005.
It is an arithmetic number, because the mean of its divisors is an integer number (788630976).
Almost surely, 223330303220 is an apocalyptic number.
23330303220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23330303220 is an abundant number, since it is smaller than the sum of its proper divisors (52378270476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23330303220 is a wasteful number, since it uses less digits than its factorization.
23330303220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 782461 (or 782459 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 21.
Adding to 23330303220 its reverse (2230303332), we get a palindrome (25560606552).
The spelling of 23330303220 in words is "twenty-three billion, three hundred thirty million, three hundred three thousand, two hundred twenty".
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