Base | Representation |
---|---|
bin | 11110001101011… |
… | …11001001001101 |
3 | 122122212021122200 |
4 | 33012233021031 |
5 | 1004334033310 |
6 | 41051432113 |
7 | 6165033036 |
oct | 1706571115 |
9 | 578767580 |
10 | 253424205 |
11 | 1200623a1 |
12 | 70a55639 |
13 | 40671168 |
14 | 2592ba8d |
15 | 173ad9c0 |
hex | f1af24d |
253424205 has 24 divisors (see below), whose sum is σ = 445461120. Its totient is φ = 133254240.
The previous prime is 253424201. The next prime is 253424233. The reversal of 253424205 is 502424352.
It is a happy number.
It is not a de Polignac number, because 253424205 - 22 = 253424201 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (253424201) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36465 + ... + 42854.
It is an arithmetic number, because the mean of its divisors is an integer number (18560880).
Almost surely, 2253424205 is an apocalyptic number.
It is an amenable number.
253424205 is a deficient number, since it is larger than the sum of its proper divisors (192036915).
253424205 is a wasteful number, since it uses less digits than its factorization.
253424205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79401 (or 79398 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 27.
The square root of 253424205 is about 15919.3029055923. The cubic root of 253424205 is about 632.8236445591.
Adding to 253424205 its reverse (502424352), we get a palindrome (755848557).
The spelling of 253424205 in words is "two hundred fifty-three million, four hundred twenty-four thousand, two hundred five".
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