Base | Representation |
---|---|
bin | 1001001101000100011… |
… | …01100010000000101101 |
3 | 1010020022021211021101120 |
4 | 10212202031202000231 |
5 | 20140142020200111 |
6 | 401141330131153 |
7 | 31564033142100 |
oct | 4464215420055 |
9 | 1106267737346 |
10 | 316254068781 |
11 | 1121391a47a2 |
12 | 51360a20ab9 |
13 | 23a904204a1 |
14 | 11441b2c737 |
15 | 835e63e406 |
hex | 49a236202d |
316254068781 has 24 divisors (see below), whose sum is σ = 490560258240. Its totient is φ = 180700494912.
The previous prime is 316254068747. The next prime is 316254068831. The reversal of 316254068781 is 187860452613.
It is not a de Polignac number, because 316254068781 - 26 = 316254068717 is a prime.
It is a super-2 number, since 2×3162540687812 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (316254068281) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1668025 + ... + 1847921.
It is an arithmetic number, because the mean of its divisors is an integer number (20440010760).
Almost surely, 2316254068781 is an apocalyptic number.
It is an amenable number.
316254068781 is a deficient number, since it is larger than the sum of its proper divisors (174306189459).
316254068781 is a wasteful number, since it uses less digits than its factorization.
316254068781 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 191873 (or 191866 counting only the distinct ones).
The product of its (nonzero) digits is 1935360, while the sum is 51.
The spelling of 316254068781 in words is "three hundred sixteen billion, two hundred fifty-four million, sixty-eight thousand, seven hundred eighty-one".
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