Base | Representation |
---|---|
bin | 101110100100111001… |
… | …000011101011110101 |
3 | 11210002100122010102211 |
4 | 232210321003223311 |
5 | 1304410312422411 |
6 | 34550314333421 |
7 | 3420215001340 |
oct | 564471035365 |
9 | 153070563384 |
10 | 50011060981 |
11 | 1a233a38362 |
12 | 983872a271 |
13 | 494014349b |
14 | 25c5dad457 |
15 | 147a82c221 |
hex | ba4e43af5 |
50011060981 has 16 divisors (see below), whose sum is σ = 57373456000. Its totient is φ = 42703391808.
The previous prime is 50011060973. The next prime is 50011060987. The reversal of 50011060981 is 18906011005.
It is not a de Polignac number, because 50011060981 - 23 = 50011060973 is a prime.
It is a super-2 number, since 2×500110609812 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50011060987) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2734375 + ... + 2752603.
It is an arithmetic number, because the mean of its divisors is an integer number (3585841000).
Almost surely, 250011060981 is an apocalyptic number.
It is an amenable number.
50011060981 is a deficient number, since it is larger than the sum of its proper divisors (7362395019).
50011060981 is a wasteful number, since it uses less digits than its factorization.
50011060981 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19708.
The product of its (nonzero) digits is 2160, while the sum is 31.
Adding to 50011060981 its reverse (18906011005), we get a palindrome (68917071986).
The spelling of 50011060981 in words is "fifty billion, eleven million, sixty thousand, nine hundred eighty-one".
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