Base | Representation |
---|---|
bin | 11010100111001… |
… | …00000001111000 |
3 | 120120001100220022 |
4 | 31103210001320 |
5 | 424121411440 |
6 | 34052350012 |
7 | 5350304336 |
oct | 1523440170 |
9 | 516040808 |
10 | 223232120 |
11 | 105010661 |
12 | 62915308 |
13 | 3732c917 |
14 | 2190cb56 |
15 | 148e7cb5 |
hex | d4e4078 |
223232120 has 32 divisors (see below), whose sum is σ = 502852320. Its totient is φ = 89189760.
The previous prime is 223232101. The next prime is 223232183. The reversal of 223232120 is 21232322.
It is a super-3 number, since 3×2232321203 (a number of 26 digits) contains 333 as substring.
It is a congruent number.
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, 38534 + ... + 43946.
It is an arithmetic number, because the mean of its divisors is an integer number (15714135).
Almost surely, 2223232120 is an apocalyptic number.
223232120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
223232120 is an abundant number, since it is smaller than the sum of its proper divisors (279620200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223232120 is a wasteful number, since it uses less digits than its factorization.
223232120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6455 (or 6451 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 223232120 is about 14940.9544541170. The cubic root of 223232120 is about 606.6230308482.
Adding to 223232120 its reverse (21232322), we get a palindrome (244464442).
The spelling of 223232120 in words is "two hundred twenty-three million, two hundred thirty-two thousand, one hundred twenty".
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