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223035020 = 22513857827
BaseRepresentation
bin11010100101100…
…11111010001100
3120112200100112022
431102303322030
5424044110040
634044225312
75345523605
oct1522637214
9515610468
10223035020
1110499656a
126283b238
1337290cb0
142189adac
15148a96b5
hexd4b3e8c

223035020 has 24 divisors (see below), whose sum is σ = 504402864. Its totient is φ = 82351296.

The previous prime is 223035017. The next prime is 223035061. The reversal of 223035020 is 20530322.

223035020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 223035020.

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, 428654 + ... + 429173.

It is an arithmetic number, because the mean of its divisors is an integer number (21016786).

Almost surely, 2223035020 is an apocalyptic number.

223035020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223035020 is an abundant number, since it is smaller than the sum of its proper divisors (281367844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223035020 is a wasteful number, since it uses less digits than its factorization.

223035020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857849 (or 857847 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 223035020 is about 14934.3570333644. The cubic root of 223035020 is about 606.4444415451. Note that the first 5 decimals are identical.

Adding to 223035020 its reverse (20530322), we get a palindrome (243565342).

The spelling of 223035020 in words is "two hundred twenty-three million, thirty-five thousand, twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 857827 1715654 3431308 4289135 8578270 11151751 17156540 22303502 44607004 55758755 111517510 223035020