Base | Representation |
---|---|
bin | 1001001000010000110000… |
… | …00100111011001000000011 |
3 | 2122002011021220202211102002 |
4 | 10210020120010323020003 |
5 | 10112402231224213233 |
6 | 110410210454214215 |
7 | 4141243136512466 |
oct | 444103004731003 |
9 | 78064256684362 |
10 | 20075081085443 |
11 | 643a880a0987a |
12 | 230282805436b |
13 | b280c230a407 |
14 | 4d58d3a012dd |
15 | 24c2eb5b86e8 |
hex | 12421813b203 |
20075081085443 has 16 divisors (see below), whose sum is σ = 20423575140864. Its totient is φ = 19729836195840.
The previous prime is 20075081085439. The next prime is 20075081085467. The reversal of 20075081085443 is 34458018057002.
It is a cyclic number.
It is not a de Polignac number, because 20075081085443 - 22 = 20075081085439 is a prime.
It is a super-2 number, since 2×200750810854432 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20075081085413) 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, 9751121 + ... + 11629037.
It is an arithmetic number, because the mean of its divisors is an integer number (1276473446304).
Almost surely, 220075081085443 is an apocalyptic number.
20075081085443 is a deficient number, since it is larger than the sum of its proper divisors (348494055421).
20075081085443 is a wasteful number, since it uses less digits than its factorization.
20075081085443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1878782.
The product of its (nonzero) digits is 1075200, while the sum is 47.
The spelling of 20075081085443 in words is "twenty trillion, seventy-five billion, eighty-one million, eighty-five thousand, four hundred forty-three".
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