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202303030 = 2520230303
BaseRepresentation
bin11000000111011…
…10011000110110
3112002200001120211
430003232120312
5403242144110
632024020034
75004355516
oct1403563066
9462601524
10202303030
11a4216296
125790161a
1332bb2647
141cc21846
1512b6198a
hexc0ee636

202303030 has 8 divisors (see below), whose sum is σ = 364145472. Its totient is φ = 80921208.

The previous prime is 202303001. The next prime is 202303033. The reversal of 202303030 is 30303202.

202303030 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 self number, because there is not a number n which added to its sum of digits gives 202303030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202303033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10115142 + ... + 10115161.

It is an arithmetic number, because the mean of its divisors is an integer number (45518184).

Almost surely, 2202303030 is an apocalyptic number.

202303030 is a deficient number, since it is larger than the sum of its proper divisors (161842442).

202303030 is a wasteful number, since it uses less digits than its factorization.

202303030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20230310.

The product of its (nonzero) digits is 108, while the sum is 13.

The square root of 202303030 is about 14223.3269666418. The cubic root of 202303030 is about 587.0396865130.

Adding to 202303030 its reverse (30303202), we get a palindrome (232606232).

The spelling of 202303030 in words is "two hundred two million, three hundred three thousand, thirty".

Divisors: 1 2 5 10 20230303 40460606 101151515 202303030