Base | Representation |
---|---|
bin | 1110101111011100000… |
… | …0010000110011101001 |
3 | 220012200120120220111102 |
4 | 3223313000100303221 |
5 | 13122130022104421 |
6 | 312201544211145 |
7 | 24203552465126 |
oct | 3536700206351 |
9 | 805616526442 |
10 | 253252144361 |
11 | 98449262467 |
12 | 410b9769ab5 |
13 | 1ab5ca86b78 |
14 | c3866d174d |
15 | 68c35b760b |
hex | 3af7010ce9 |
253252144361 has 4 divisors (see below), whose sum is σ = 256721351892. Its totient is φ = 249782936832.
The previous prime is 253252144357. The next prime is 253252144433. The reversal of 253252144361 is 163441252352.
253252144361 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 can be written as a sum of positive squares in 2 ways, for example, as 52695957136 + 200556187225 = 229556^2 + 447835^2 .
It is a cyclic number.
It is not a de Polignac number, because 253252144361 - 22 = 253252144357 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (253252144261) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1734603656 + ... + 1734603801.
It is an arithmetic number, because the mean of its divisors is an integer number (64180337973).
Almost surely, 2253252144361 is an apocalyptic number.
It is an amenable number.
253252144361 is a deficient number, since it is larger than the sum of its proper divisors (3469207531).
253252144361 is an equidigital number, since it uses as much as digits as its factorization.
253252144361 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3469207530.
The product of its digits is 172800, while the sum is 38.
The spelling of 253252144361 in words is "two hundred fifty-three billion, two hundred fifty-two million, one hundred forty-four thousand, three hundred sixty-one".
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