Base | Representation |
---|---|
bin | 1110101011111011011… |
… | …1000101101011110101 |
3 | 220010020221011221220002 |
4 | 3222332313011223311 |
5 | 13113212403343123 |
6 | 311524255321045 |
7 | 24141324305444 |
oct | 3527667055365 |
9 | 803227157802 |
10 | 252310215413 |
11 | 980055a2293 |
12 | 40a96220185 |
13 | 1aa3c89c969 |
14 | c2d757cd5b |
15 | 686aa57528 |
hex | 3abedc5af5 |
252310215413 has 8 divisors (see below), whose sum is σ = 259573421016. Its totient is φ = 245099833600.
The previous prime is 252310215403. The next prime is 252310215419. The reversal of 252310215413 is 314512013252.
It can be written as a sum of positive squares in 4 ways, for example, as 5382716689 + 246927498724 = 73367^2 + 496918^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 252310215413 - 212 = 252310211317 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252310215419) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13196258 + ... + 13215363.
It is an arithmetic number, because the mean of its divisors is an integer number (32446677627).
Almost surely, 2252310215413 is an apocalyptic number.
It is an amenable number.
252310215413 is a deficient number, since it is larger than the sum of its proper divisors (7263205603).
252310215413 is a wasteful number, since it uses less digits than its factorization.
252310215413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26411895.
The product of its (nonzero) digits is 7200, while the sum is 29.
Adding to 252310215413 its reverse (314512013252), we get a palindrome (566822228665).
The spelling of 252310215413 in words is "two hundred fifty-two billion, three hundred ten million, two hundred fifteen thousand, four hundred thirteen".
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