Base | Representation |
---|---|
bin | 10111010100111111100010… |
… | …01001011000011101100000 |
3 | 20201122010021101002222211202 |
4 | 23222133301021120131200 |
5 | 23210440011041402142 |
6 | 301034210054100332 |
7 | 13543135040011643 |
oct | 1352376111303540 |
9 | 221563241088752 |
10 | 51298840184672 |
11 | 15388796a20913 |
12 | 590608594a6a8 |
13 | 22815c9455852 |
14 | c94c3cb23a5a |
15 | 5de601d36032 |
hex | 2ea7f1258760 |
51298840184672 has 24 divisors (see below), whose sum is σ = 106310096436600. Its totient is φ = 24299450613504.
The previous prime is 51298840184639. The next prime is 51298840184701. The reversal of 51298840184672 is 27648104889215.
51298840184672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 51298840184599 and 51298840184608.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42186545597 + ... + 42186546812.
It is an arithmetic number, because the mean of its divisors is an integer number (4429587351525).
Almost surely, 251298840184672 is an apocalyptic number.
It is an amenable number.
51298840184672 is an abundant number, since it is smaller than the sum of its proper divisors (55011256251928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51298840184672 is a wasteful number, since it uses less digits than its factorization.
51298840184672 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84373092438 (or 84373092430 counting only the distinct ones).
The product of its (nonzero) digits is 61931520, while the sum is 65.
The spelling of 51298840184672 in words is "fifty-one trillion, two hundred ninety-eight billion, eight hundred forty million, one hundred eighty-four thousand, six hundred seventy-two".
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