Base | Representation |
---|---|
bin | 11010101000100… |
… | …01111001100000 |
3 | 120120101220121211 |
4 | 31110101321200 |
5 | 424143420000 |
6 | 34100355504 |
7 | 5352016156 |
oct | 1524217140 |
9 | 516356554 |
10 | 223420000 |
11 | 105129831 |
12 | 629a5b94 |
13 | 373972ab |
14 | 2195b3d6 |
15 | 149337ba |
hex | d511e60 |
223420000 has 60 divisors (see below), whose sum is σ = 549695916. Its totient is φ = 89360000.
The previous prime is 223419997. The next prime is 223420013. The reversal of 223420000 is 24322.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 14415 + ... + 25585.
Almost surely, 2223420000 is an apocalyptic number.
223420000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 223420000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (274847958).
223420000 is an abundant number, since it is smaller than the sum of its proper divisors (326275916).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223420000 is an equidigital number, since it uses as much as digits as its factorization.
223420000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11201 (or 11178 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 13.
The square root of 223420000 is about 14947.2405480075. The cubic root of 223420000 is about 606.7931682156.
Adding to 223420000 its reverse (24322), we get a palindrome (223444322).
The spelling of 223420000 in words is "two hundred twenty-three million, four hundred twenty thousand".
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