Base | Representation |
---|---|
bin | 1001001011111001101001… |
… | …00000011110010100011000 |
3 | 2122112010000112201112101221 |
4 | 10211330310200132110120 |
5 | 10121424312200333422 |
6 | 110543445311221424 |
7 | 4153260416003410 |
oct | 445746440362430 |
9 | 78463015645357 |
10 | 20200112121112 |
11 | 6488901749510 |
12 | 2322b00817874 |
13 | b36b298cb861 |
14 | 4db9951a7640 |
15 | 2506b80a63c7 |
hex | 125f3481e518 |
20200112121112 has 64 divisors (see below), whose sum is σ = 49706359315200. Its totient is φ = 7455953888640.
The previous prime is 20200112121071. The next prime is 20200112121181. The reversal of 20200112121112 is 21112121100202.
It is a super-3 number, since 3×202001121211123 (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 862945923 + ... + 862969330.
It is an arithmetic number, because the mean of its divisors is an integer number (776661864300).
Almost surely, 220200112121112 is an apocalyptic number.
20200112121112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
20200112121112 is an abundant number, since it is smaller than the sum of its proper divisors (29506247194088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20200112121112 is a wasteful number, since it uses less digits than its factorization.
20200112121112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1725915296 (or 1725915292 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 20200112121112 its reverse (21112121100202), we get a palindrome (41312233221314).
The spelling of 20200112121112 in words is "twenty trillion, two hundred billion, one hundred twelve million, one hundred twenty-one thousand, one hundred twelve".
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