Base | Representation |
---|---|
bin | 1001000011111001011… |
… | …10001100110001011001 |
3 | 1002202121010120022121211 |
4 | 10201330232030301121 |
5 | 20100101003143113 |
6 | 355004553103121 |
7 | 31331023310335 |
oct | 4417456146131 |
9 | 1082533508554 |
10 | 311330131033 |
11 | 110041819459 |
12 | 504079b7aa1 |
13 | 2348727385c |
14 | 110d5bca7c5 |
15 | 817220eb3d |
hex | 487cb8cc59 |
311330131033 has 8 divisors (see below), whose sum is σ = 315853274880. Its totient is φ = 306810826560.
The previous prime is 311330131031. The next prime is 311330131037. The reversal of 311330131033 is 330131033113.
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 311330131033 - 21 = 311330131031 is a prime.
It is a super-3 number, since 3×3113301310333 (a number of 35 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 311330130995 and 311330131013.
It is not an unprimeable number, because it can be changed into a prime (311330131031) 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 7 ways as a sum of consecutive naturals, for example, 796288 + ... + 1121041.
It is an arithmetic number, because the mean of its divisors is an integer number (39481659360).
Almost surely, 2311330131033 is an apocalyptic number.
It is an amenable number.
311330131033 is a deficient number, since it is larger than the sum of its proper divisors (4523143847).
311330131033 is a wasteful number, since it uses less digits than its factorization.
311330131033 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1919687.
The product of its (nonzero) digits is 729, while the sum is 22.
Adding to 311330131033 its reverse (330131033113), we get a palindrome (641461164146).
The spelling of 311330131033 in words is "three hundred eleven billion, three hundred thirty million, one hundred thirty-one thousand, thirty-three".
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