Base | Representation |
---|---|
bin | 1001001011111001011101… |
… | …00010100010111111011100 |
3 | 2122112002202120022220202200 |
4 | 10211330232202202333130 |
5 | 10121424111033014434 |
6 | 110543431333251500 |
7 | 4153255062001635 |
oct | 445745642427734 |
9 | 78462676286680 |
10 | 20200012001244 |
11 | 6488860185a19 |
12 | 2322a93193b90 |
13 | b36b11c4562a |
14 | 4db985b8488c |
15 | 2506ae3cb199 |
hex | 125f2e8a2fdc |
20200012001244 has 36 divisors (see below), whose sum is σ = 51061654788144. Its totient is φ = 6733269640512.
The previous prime is 20200012001243. The next prime is 20200012001251. The reversal of 20200012001244 is 44210021000202.
20200012001244 is a `hidden beast` number, since 20 + 200 + 0 + 1 + 200 + 1 + 244 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20200012001243) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 876424 + ... + 6416240.
Almost surely, 220200012001244 is an apocalyptic number.
It is an amenable number.
20200012001244 is an abundant number, since it is smaller than the sum of its proper divisors (30861642786900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20200012001244 is a wasteful number, since it uses less digits than its factorization.
20200012001244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5641114 (or 5641109 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 20200012001244 its reverse (44210021000202), we get a palindrome (64410033001446).
The spelling of 20200012001244 in words is "twenty trillion, two hundred billion, twelve million, one thousand, two hundred forty-four".
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