Base | Representation |
---|---|
bin | 1100111110110100011… |
… | …0011001101001101100 |
3 | 210022122201202100000222 |
4 | 3033231012121221230 |
5 | 12123221412211340 |
6 | 250242102310512 |
7 | 22053450002654 |
oct | 3175506315154 |
9 | 708581670028 |
10 | 223021210220 |
11 | 86645728176 |
12 | 37281428438 |
13 | 180528c6563 |
14 | ab19731364 |
15 | 5c045738b5 |
hex | 33ed199a6c |
223021210220 has 48 divisors (see below), whose sum is σ = 471018905280. Its totient is φ = 88700480256.
The previous prime is 223021210187. The next prime is 223021210231. The reversal of 223021210220 is 22012120322.
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, 2529194 + ... + 2615886.
It is an arithmetic number, because the mean of its divisors is an integer number (9812893860).
Almost surely, 2223021210220 is an apocalyptic number.
223021210220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
223021210220 is an abundant number, since it is smaller than the sum of its proper divisors (247997695060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223021210220 is a wasteful number, since it uses less digits than its factorization.
223021210220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87434 (or 87432 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 17.
Adding to 223021210220 its reverse (22012120322), we get a palindrome (245033330542).
The spelling of 223021210220 in words is "two hundred twenty-three billion, twenty-one million, two hundred ten thousand, two hundred twenty".
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