Base | Representation |
---|---|
bin | 11110001001110… |
… | …00100011001011 |
3 | 122121221121022111 |
4 | 33010320203023 |
5 | 1004223012233 |
6 | 41033203151 |
7 | 6160640602 |
oct | 1704704313 |
9 | 577847274 |
10 | 252938443 |
11 | 11a86043a |
12 | 708604b7 |
13 | 40531024 |
14 | 25842a39 |
15 | 17314acd |
hex | f1388cb |
252938443 has 4 divisors (see below), whose sum is σ = 258320160. Its totient is φ = 247556728.
The previous prime is 252938437. The next prime is 252938453. The reversal of 252938443 is 344839252.
252938443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-252938443 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 252938396 and 252938405.
It is not an unprimeable number, because it can be changed into a prime (252938453) 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, 2690788 + ... + 2690881.
It is an arithmetic number, because the mean of its divisors is an integer number (64580040).
Almost surely, 2252938443 is an apocalyptic number.
252938443 is a deficient number, since it is larger than the sum of its proper divisors (5381717).
252938443 is an equidigital number, since it uses as much as digits as its factorization.
252938443 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5381716.
The product of its digits is 207360, while the sum is 40.
The square root of 252938443 is about 15904.0385751544. The cubic root of 252938443 is about 632.4190550853.
The spelling of 252938443 in words is "two hundred fifty-two million, nine hundred thirty-eight thousand, four hundred forty-three".
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