Base | Representation |
---|---|
bin | 1011110101001011010… |
… | …1100010101010100101 |
3 | 201102122001210220102111 |
4 | 2331102311202222211 |
5 | 11312230311331440 |
6 | 233212342041021 |
7 | 20453542644202 |
oct | 2752265425245 |
9 | 642561726374 |
10 | 203253230245 |
11 | 7922117123a |
12 | 33485119171 |
13 | 162223074a0 |
14 | 9ba21a4ca9 |
15 | 5448d894ea |
hex | 2f52d62aa5 |
203253230245 has 32 divisors (see below), whose sum is σ = 264758054400. Its totient is φ = 148900737024.
The previous prime is 203253230207. The next prime is 203253230267. The reversal of 203253230245 is 542032352302.
It is a happy number.
It is not a de Polignac number, because 203253230245 - 233 = 194663295653 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12848901 + ... + 12864709.
It is an arithmetic number, because the mean of its divisors is an integer number (8273689200).
Almost surely, 2203253230245 is an apocalyptic number.
It is an amenable number.
203253230245 is a deficient number, since it is larger than the sum of its proper divisors (61504824155).
203253230245 is a wasteful number, since it uses less digits than its factorization.
203253230245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17389.
The product of its (nonzero) digits is 43200, while the sum is 31.
Adding to 203253230245 its reverse (542032352302), we get a palindrome (745285582547).
The spelling of 203253230245 in words is "two hundred three billion, two hundred fifty-three million, two hundred thirty thousand, two hundred forty-five".
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