Base | Representation |
---|---|
bin | 11000001100110… |
… | …11110001111001 |
3 | 112011000010210221 |
4 | 30012123301321 |
5 | 403432410431 |
6 | 32051140041 |
7 | 5013404224 |
oct | 1406336171 |
9 | 464003727 |
10 | 203013241 |
11 | a4660942 |
12 | 57ba4621 |
13 | 330a09a2 |
14 | 1cd685bb |
15 | 12c52111 |
hex | c19bc79 |
203013241 has 4 divisors (see below), whose sum is σ = 203068672. Its totient is φ = 202957812.
The previous prime is 203013229. The next prime is 203013247. The reversal of 203013241 is 142310302.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 203013241 - 227 = 68795513 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (203013247) 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, 21801 + ... + 29686.
It is an arithmetic number, because the mean of its divisors is an integer number (50767168).
Almost surely, 2203013241 is an apocalyptic number.
It is an amenable number.
203013241 is a deficient number, since it is larger than the sum of its proper divisors (55431).
203013241 is an equidigital number, since it uses as much as digits as its factorization.
203013241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55430.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 203013241 is about 14248.2715092042. The cubic root of 203013241 is about 587.7258438185.
Adding to 203013241 its reverse (142310302), we get a palindrome (345323543).
The spelling of 203013241 in words is "two hundred three million, thirteen thousand, two hundred forty-one".
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