Base | Representation |
---|---|
bin | 11010101011011… |
… | …11000100000000 |
3 | 120121010022002011 |
4 | 31111233010000 |
5 | 424243122400 |
6 | 34112502304 |
7 | 5355165541 |
oct | 1525570400 |
9 | 517108064 |
10 | 223801600 |
11 | 10536a500 |
12 | 62b4a994 |
13 | 3749bba9 |
14 | 21a1a4c8 |
15 | 149ab8ba |
hex | d56f100 |
223801600 has 243 divisors, whose sum is σ = 646803871. Its totient is φ = 76595200.
The previous prime is 223801597. The next prime is 223801603. The reversal of 223801600 is 6108322.
The square root of 223801600 is 14960.
It is a perfect power (a square), and thus also a powerful number.
It is an interprime number because it is at equal distance from previous prime (223801597) and next prime (223801603).
It can be written as a sum of positive squares in 4 ways, for example, as 5234944 + 218566656 = 2288^2 + 14784^2 .
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (223801603) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 13164792 + ... + 13164808.
Almost surely, 2223801600 is an apocalyptic number.
223801600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
223801600 is the 14960-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 223801600
223801600 is an abundant number, since it is smaller than the sum of its proper divisors (423002271).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223801600 is a wasteful number, since it uses less digits than its factorization.
223801600 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82 (or 35 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 22.
The cubic root of 223801600 is about 607.1384380631.
Multiplying 223801600 by its product of nonzero digits (576), we get a square (128909721600 = 3590402).
Adding to 223801600 its reverse (6108322), we get a palindrome (229909922).
The spelling of 223801600 in words is "two hundred twenty-three million, eight hundred one thousand, six hundred".
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