Base | Representation |
---|---|
bin | 10100101011001111… |
… | …00110001111010100 |
3 | 1001122120211112002022 |
4 | 22111213212033110 |
5 | 140213112320040 |
6 | 5033242032312 |
7 | 542033314643 |
oct | 122547461724 |
9 | 31576745068 |
10 | 11100120020 |
11 | 4786801510 |
12 | 21994a8698 |
13 | 107b8b0972 |
14 | 7742d335a |
15 | 44e7696b5 |
hex | 2959e63d4 |
11100120020 has 24 divisors (see below), whose sum is σ = 25429366368. Its totient is φ = 4036407200.
The previous prime is 11100120013. The next prime is 11100120043. The reversal of 11100120020 is 2002100111.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25227326 + ... + 25227765.
It is an arithmetic number, because the mean of its divisors is an integer number (1059556932).
Almost surely, 211100120020 is an apocalyptic number.
11100120020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11100120020 is an abundant number, since it is smaller than the sum of its proper divisors (14329246348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11100120020 is a wasteful number, since it uses less digits than its factorization.
11100120020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50455111 (or 50455109 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 8.
Adding to 11100120020 its reverse (2002100111), we get a palindrome (13102220131).
The spelling of 11100120020 in words is "eleven billion, one hundred million, one hundred twenty thousand, twenty".
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