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223320133 = 2359164569
BaseRepresentation
bin11010100111110…
…01100001000101
3120120012211122001
431103321201011
5424132221013
634054305301
75351122051
oct1523714105
9516184561
10223320133
111050707a3
1262958231
13373609ba
1421932c61
1514913ddd
hexd4f9845

223320133 has 8 divisors (see below), whose sum is σ = 236980800. Its totient is φ = 209988768.

The previous prime is 223320131. The next prime is 223320137. The reversal of 223320133 is 331023322.

It is a happy number.

223320133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 223320133 - 21 = 223320131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 223320133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223320131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80928 + ... + 83641.

It is an arithmetic number, because the mean of its divisors is an integer number (29622600).

Almost surely, 2223320133 is an apocalyptic number.

223320133 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

223320133 is a deficient number, since it is larger than the sum of its proper divisors (13660667).

223320133 is a wasteful number, since it uses less digits than its factorization.

223320133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164651.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 223320133 is about 14943.8995245552. The cubic root of 223320133 is about 606.7027441345.

Adding to 223320133 its reverse (331023322), we get a palindrome (554343455).

It can be divided in two parts, 2233 and 20133, that added together give a triangular number (22366 = T211).

The spelling of 223320133 in words is "two hundred twenty-three million, three hundred twenty thousand, one hundred thirty-three".

Divisors: 1 23 59 1357 164569 3785087 9709571 223320133