Base | Representation |
---|---|
bin | 1001001110010110101101… |
… | …10101110100111100101001 |
3 | 2122211011200111111221222010 |
4 | 10213023112311310330221 |
5 | 10124320013120201231 |
6 | 111050313150350133 |
7 | 4162334222131452 |
oct | 447132665647451 |
9 | 78734614457863 |
10 | 20284440006441 |
11 | 6510645629926 |
12 | 2337315abb349 |
13 | b41a78567460 |
14 | 501ab4a48129 |
15 | 2529a14b6546 |
hex | 1272d6d74f29 |
20284440006441 has 16 divisors (see below), whose sum is σ = 29128665735680. Its totient is φ = 12481750736640.
The previous prime is 20284440006407. The next prime is 20284440006461. The reversal of 20284440006441 is 14460004448202.
It is not a de Polignac number, because 20284440006441 - 211 = 20284440004393 is a prime.
It is a super-2 number, since 2×202844400064412 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20284440006441.
It is not an unprimeable number, because it can be changed into a prime (20284440006461) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19947001 + ... + 20939238.
It is an arithmetic number, because the mean of its divisors is an integer number (1820541608480).
Almost surely, 220284440006441 is an apocalyptic number.
It is an amenable number.
20284440006441 is a deficient number, since it is larger than the sum of its proper divisors (8844225729239).
20284440006441 is a wasteful number, since it uses less digits than its factorization.
20284440006441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40898976.
The product of its (nonzero) digits is 196608, while the sum is 39.
The spelling of 20284440006441 in words is "twenty trillion, two hundred eighty-four billion, four hundred forty million, six thousand, four hundred forty-one".
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