Base | Representation |
---|---|
bin | 11000001111000… |
… | …10100100111110 |
3 | 112011112212121021 |
4 | 30013202210332 |
5 | 404021200410 |
6 | 32101254354 |
7 | 5016022534 |
oct | 1407424476 |
9 | 464485537 |
10 | 203303230 |
11 | a48397a9 |
12 | 581043ba |
13 | 33172990 |
14 | 1d002154 |
15 | 12caceda |
hex | c1e293e |
203303230 has 64 divisors (see below), whose sum is σ = 422936640. Its totient is φ = 69728256.
The previous prime is 203303227. The next prime is 203303237. The reversal of 203303230 is 32303302.
It is a happy number.
203303230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (203303237) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 130134 + ... + 131686.
It is an arithmetic number, because the mean of its divisors is an integer number (6608385).
Almost surely, 2203303230 is an apocalyptic number.
203303230 is an abundant number, since it is smaller than the sum of its proper divisors (219633410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203303230 is a wasteful number, since it uses less digits than its factorization.
203303230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1645.
The product of its (nonzero) digits is 324, while the sum is 16.
The square root of 203303230 is about 14258.4441647748. Note that the first 3 decimals coincide. The cubic root of 203303230 is about 588.0055512611.
Adding to 203303230 its reverse (32303302), we get a palindrome (235606532).
The spelling of 203303230 in words is "two hundred three million, three hundred three thousand, two hundred thirty".
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