Base | Representation |
---|---|
bin | 10110111101111001111010… |
… | …10111011110111111001010 |
3 | 20121211021122121200012012200 |
4 | 23132330331113132333022 |
5 | 23104440331300000244 |
6 | 255225532424221030 |
7 | 13431622416466641 |
oct | 1336747527367712 |
9 | 217737577605180 |
10 | 50505550000074 |
11 | 15102313330804 |
12 | 57b839260a776 |
13 | 222486463cb60 |
14 | c686a597c358 |
15 | 5c8b72b3c669 |
hex | 2def3d5defca |
50505550000074 has 96 divisors (see below), whose sum is σ = 119060888192064. Its totient is φ = 15380278099200.
The previous prime is 50505550000069. The next prime is 50505550000159. The reversal of 50505550000074 is 47000005550505.
It is a happy number.
50505550000074 is a `hidden beast` number, since 50 + 50 + 5 + 550 + 0 + 0 + 0 + 0 + 7 + 4 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 50505549999993 and 50505550000038.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25355302 + ... + 27274574.
It is an arithmetic number, because the mean of its divisors is an integer number (1240217585334).
Almost surely, 250505550000074 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 50505550000074, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59530444096032).
50505550000074 is an abundant number, since it is smaller than the sum of its proper divisors (68555338191990).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50505550000074 is a wasteful number, since it uses less digits than its factorization.
50505550000074 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1920452 (or 1920449 counting only the distinct ones).
The product of its (nonzero) digits is 87500, while the sum is 36.
Adding to 50505550000074 its reverse (47000005550505), we get a palindrome (97505555550579).
The spelling of 50505550000074 in words is "fifty trillion, five hundred five billion, five hundred fifty million, seventy-four", and thus it is an aban number.
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