Base | Representation |
---|---|
bin | 1011110101011110011… |
… | …1000110011000001000 |
3 | 201102211122112102020101 |
4 | 2331113213012120020 |
5 | 11312411313033230 |
6 | 233224322535144 |
7 | 20455534535362 |
oct | 2752747063010 |
9 | 642748472211 |
10 | 203333330440 |
11 | 79262400749 |
12 | 334a7b074b4 |
13 | 16235aa1356 |
14 | 9baca95d32 |
15 | 5450e0caca |
hex | 2f579c6608 |
203333330440 has 16 divisors (see below), whose sum is σ = 457499993580. Its totient is φ = 81333332160.
The previous prime is 203333330419. The next prime is 203333330477. The reversal of 203333330440 is 44033333302.
203333330440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 187051060036 + 16282270404 = 432494^2 + 127602^2 .
It is a junction number, because it is equal to n+sod(n) for n = 203333330399 and 203333330408.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2541666591 + ... + 2541666670.
Almost surely, 2203333330440 is an apocalyptic number.
203333330440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
203333330440 is an abundant number, since it is smaller than the sum of its proper divisors (254166663140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203333330440 is a wasteful number, since it uses less digits than its factorization.
203333330440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5083333272 (or 5083333268 counting only the distinct ones).
The product of its (nonzero) digits is 23328, while the sum is 28.
Adding to 203333330440 its reverse (44033333302), we get a palindrome (247366663742).
The spelling of 203333330440 in words is "two hundred three billion, three hundred thirty-three million, three hundred thirty thousand, four hundred forty".
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