Base | Representation |
---|---|
bin | 11101000011101011… |
… | …010100101010001001 |
3 | 2222112101200110010002 |
4 | 131003223110222021 |
5 | 1002344222420403 |
6 | 22155544332345 |
7 | 2153112223106 |
oct | 350353245211 |
9 | 88471613102 |
10 | 31200201353 |
11 | 12260778082 |
12 | 6068a740b5 |
13 | 2c32c2a109 |
14 | 171d9cbaad |
15 | c291a4188 |
hex | 743ad4a89 |
31200201353 has 2 divisors, whose sum is σ = 31200201354. Its totient is φ = 31200201352.
The previous prime is 31200201313. The next prime is 31200201427. The reversal of 31200201353 is 35310200213.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 31190385664 + 9815689 = 176608^2 + 3133^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-31200201353 is a prime.
It is not a weakly prime, because it can be changed into another prime (31200201313) 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 as a sum of consecutive naturals, namely, 15600100676 + 15600100677.
It is an arithmetic number, because the mean of its divisors is an integer number (15600100677).
Almost surely, 231200201353 is an apocalyptic number.
It is an amenable number.
31200201353 is a deficient number, since it is larger than the sum of its proper divisors (1).
31200201353 is an equidigital number, since it uses as much as digits as its factorization.
31200201353 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 540, while the sum is 20.
Adding to 31200201353 its reverse (35310200213), we get a palindrome (66510401566).
The spelling of 31200201353 in words is "thirty-one billion, two hundred million, two hundred one thousand, three hundred fifty-three".
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