Base | Representation |
---|---|
bin | 10010101010101111… |
… | …110111100001110000 |
3 | 1220201221100100021200 |
4 | 102222233313201300 |
5 | 312022400402422 |
6 | 13113000051200 |
7 | 1306502546055 |
oct | 225257674160 |
9 | 56657310250 |
10 | 20044544112 |
11 | 855669373a |
12 | 3a74a63b00 |
13 | 1b759a28b8 |
14 | d8219d02c |
15 | 7c4b192ac |
hex | 4aabf7870 |
20044544112 has 120 divisors (see below), whose sum is σ = 56683800576. Its totient is φ = 6611891328.
The previous prime is 20044544081. The next prime is 20044544119. The reversal of 20044544112 is 21144544002.
20044544112 is a `hidden beast` number, since 2 + 0 + 0 + 4 + 4 + 544 + 112 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20044544119) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8539323 + ... + 8541669.
Almost surely, 220044544112 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20044544112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28341900288).
20044544112 is an abundant number, since it is smaller than the sum of its proper divisors (36639256464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20044544112 is a wasteful number, since it uses less digits than its factorization.
20044544112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2955 (or 2946 counting only the distinct ones).
The product of its (nonzero) digits is 5120, while the sum is 27.
The spelling of 20044544112 in words is "twenty billion, forty-four million, five hundred forty-four thousand, one hundred twelve".
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