Base | Representation |
---|---|
bin | 110001001111111101… |
… | …110100000000000101 |
3 | 12001111101022212122002 |
4 | 301033331310000011 |
5 | 1331300042231042 |
6 | 40143203515045 |
7 | 3551305610660 |
oct | 611775640005 |
9 | 161441285562 |
10 | 52881211397 |
11 | 204770798a3 |
12 | a2b9988a85 |
13 | 4ca9962841 |
14 | 27b92546d7 |
15 | 15977c2132 |
hex | c4ff74005 |
52881211397 has 8 divisors (see below), whose sum is σ = 60575247936. Its totient is φ = 45222069312.
The previous prime is 52881211393. The next prime is 52881211423. The reversal of 52881211397 is 79311218825.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 52881211397 - 22 = 52881211393 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52881211393) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8720363 + ... + 8726424.
It is an arithmetic number, because the mean of its divisors is an integer number (7571905992).
Almost surely, 252881211397 is an apocalyptic number.
It is an amenable number.
52881211397 is a deficient number, since it is larger than the sum of its proper divisors (7694036539).
52881211397 is a wasteful number, since it uses less digits than its factorization.
52881211397 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17447227.
The product of its digits is 241920, while the sum is 47.
The spelling of 52881211397 in words is "fifty-two billion, eight hundred eighty-one million, two hundred eleven thousand, three hundred ninety-seven".
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