Base | Representation |
---|---|
bin | 11000001101100… |
… | …01111110010000 |
3 | 112011011202111201 |
4 | 30012301332100 |
5 | 403443313034 |
6 | 32053120544 |
7 | 5014233235 |
oct | 1406617620 |
9 | 464152451 |
10 | 203104144 |
11 | a4713171 |
12 | 58029154 |
13 | 33103189 |
14 | 1cd8d78c |
15 | 12c6e014 |
hex | c1b1f90 |
203104144 has 20 divisors (see below), whose sum is σ = 396390924. Its totient is φ = 100809728.
The previous prime is 203104133. The next prime is 203104147. The reversal of 203104144 is 441401302.
It can be written as a sum of positive squares in 2 ways, for example, as 141324544 + 61779600 = 11888^2 + 7860^2 .
It is not an unprimeable number, because it can be changed into a prime (203104147) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44137 + ... + 48520.
Almost surely, 2203104144 is an apocalyptic number.
It is an amenable number.
203104144 is a deficient number, since it is larger than the sum of its proper divisors (193286780).
203104144 is a wasteful number, since it uses less digits than its factorization.
203104144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 92802 (or 92796 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 203104144 is about 14251.4611180749. The cubic root of 203104144 is about 587.8135524985.
Adding to 203104144 its reverse (441401302), we get a palindrome (644505446).
The spelling of 203104144 in words is "two hundred three million, one hundred four thousand, one hundred forty-four".
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