Base | Representation |
---|---|
bin | 10111101111100001101110… |
… | …00000010110000111001111 |
3 | 20211212021112200002220201220 |
4 | 23313300313000112013033 |
5 | 23320404144043201011 |
6 | 303013105434334423 |
7 | 13666041661352043 |
oct | 1367606700260717 |
9 | 224767480086656 |
10 | 52210545287631 |
11 | 156aa405763815 |
12 | 5a32905b8a413 |
13 | 2319582c44283 |
14 | cc700a8c2023 |
15 | 6081b1c81506 |
hex | 2f7c370161cf |
52210545287631 has 8 divisors (see below), whose sum is σ = 69614174123520. Its totient is φ = 34806973321752.
The previous prime is 52210545287623. The next prime is 52210545287651. The reversal of 52210545287631 is 13678254501225.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 52210545287631 - 23 = 52210545287623 is a prime.
It is a super-2 number, since 2×522105452876312 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52210545287651) 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, 12027135 + ... + 15782048.
It is an arithmetic number, because the mean of its divisors is an integer number (8701771765440).
Almost surely, 252210545287631 is an apocalyptic number.
52210545287631 is a deficient number, since it is larger than the sum of its proper divisors (17403628835889).
52210545287631 is a wasteful number, since it uses less digits than its factorization.
52210545287631 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28435005.
The product of its (nonzero) digits is 4032000, while the sum is 51.
Adding to 52210545287631 its reverse (13678254501225), we get a palindrome (65888799788856).
The spelling of 52210545287631 in words is "fifty-two trillion, two hundred ten billion, five hundred forty-five million, two hundred eighty-seven thousand, six hundred thirty-one".
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