Base | Representation |
---|---|
bin | 10110101111101000101001… |
… | …00011000001010000111010 |
3 | 20120002102001222210220110000 |
4 | 23113310110203001100322 |
5 | 23023422202123331313 |
6 | 254212403351333430 |
7 | 13351324150004406 |
oct | 1327642443012072 |
9 | 216072058726400 |
10 | 50015238886458 |
11 | 14a3338650302a |
12 | 5739356381276 |
13 | 21ba5558c0061 |
14 | c4ca71454106 |
15 | 5bb027910673 |
hex | 2d7d148c143a |
50015238886458 has 160 divisors (see below), whose sum is σ = 120288435125760. Its totient is φ = 15476607843840.
The previous prime is 50015238886451. The next prime is 50015238886471. The reversal of 50015238886458 is 85468883251005.
It is a happy number.
50015238886458 is a `hidden beast` number, since 5 + 0 + 0 + 1 + 5 + 23 + 88 + 86 + 458 = 666.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 50015238886395 and 50015238886404.
It is not an unprimeable number, because it can be changed into a prime (50015238886451) by changing a digit.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 213750448 + ... + 213984308.
It is an arithmetic number, because the mean of its divisors is an integer number (751802719536).
Almost surely, 250015238886458 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 50015238886458, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60144217562880).
50015238886458 is an abundant number, since it is smaller than the sum of its proper divisors (70273196239302).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50015238886458 is a wasteful number, since it uses less digits than its factorization.
50015238886458 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 234954 (or 234945 counting only the distinct ones).
The product of its (nonzero) digits is 73728000, while the sum is 63.
The spelling of 50015238886458 in words is "fifty trillion, fifteen billion, two hundred thirty-eight million, eight hundred eighty-six thousand, four hundred fifty-eight".
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