Base | Representation |
---|---|
bin | 10010101110110001… |
… | …001110111101111100 |
3 | 1220220122022000122012 |
4 | 102232301032331330 |
5 | 312142133324012 |
6 | 13123410110352 |
7 | 1311252162653 |
oct | 225661167574 |
9 | 56818260565 |
10 | 20112011132 |
11 | 8590784704 |
12 | 3a9357b3b8 |
13 | 1b86965505 |
14 | d8b12219a |
15 | 7ca9e4622 |
hex | 4aec4ef7c |
20112011132 has 24 divisors (see below), whose sum is σ = 35551387872. Its totient is φ = 9954547200.
The previous prime is 20112011107. The next prime is 20112011149. The reversal of 20112011132 is 23111021102.
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, 1278032 + ... + 1293672.
It is an arithmetic number, because the mean of its divisors is an integer number (1481307828).
Almost surely, 220112011132 is an apocalyptic number.
It is an amenable number.
20112011132 is a deficient number, since it is larger than the sum of its proper divisors (15439376740).
20112011132 is a wasteful number, since it uses less digits than its factorization.
20112011132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18869 (or 18867 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 20112011132 its reverse (23111021102), we get a palindrome (43223032234).
The spelling of 20112011132 in words is "twenty billion, one hundred twelve million, eleven thousand, one hundred thirty-two".
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