Base | Representation |
---|---|
bin | 11110010000010… |
… | …00000001011010 |
3 | 122200112210000211 |
4 | 33020020001122 |
5 | 1004432211000 |
6 | 41103321334 |
7 | 6201110302 |
oct | 1710100132 |
9 | 580483024 |
10 | 253788250 |
11 | 120290961 |
12 | 70bb024a |
13 | 4076aa81 |
14 | 259c4602 |
15 | 174317ba |
hex | f20805a |
253788250 has 32 divisors (see below), whose sum is σ = 485222400. Its totient is φ = 99350800.
The previous prime is 253788191. The next prime is 253788259. The reversal of 253788250 is 52887352.
253788250 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (253788259) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 951 + ... + 22549.
It is an arithmetic number, because the mean of its divisors is an integer number (15163200).
Almost surely, 2253788250 is an apocalyptic number.
253788250 is a deficient number, since it is larger than the sum of its proper divisors (231434150).
253788250 is a wasteful number, since it uses less digits than its factorization.
253788250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21663 (or 21653 counting only the distinct ones).
The product of its (nonzero) digits is 134400, while the sum is 40.
The square root of 253788250 is about 15930.7328770525. The cubic root of 253788250 is about 633.1265175745.
The spelling of 253788250 in words is "two hundred fifty-three million, seven hundred eighty-eight thousand, two hundred fifty".
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