Base | Representation |
---|---|
bin | 1001000111100010101011… |
… | …01010000010110001110011 |
3 | 2121222210102222101011011001 |
4 | 10203301111222002301303 |
5 | 10112001101133010030 |
6 | 110351000121502431 |
7 | 4136406140401621 |
oct | 443612552026163 |
9 | 77883388334131 |
10 | 20050344422515 |
11 | 64303377958a0 |
12 | 22b9a83941a17 |
13 | b2597c506064 |
14 | 4d4628606511 |
15 | 24b84eab1cca |
hex | 123c55a82c73 |
20050344422515 has 8 divisors (see below), whose sum is σ = 26247723607728. Its totient is φ = 14582068670880.
The previous prime is 20050344422491. The next prime is 20050344422519. The reversal of 20050344422515 is 51522444305002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20050344422515 - 25 = 20050344422483 is a prime.
It is a super-2 number, since 2×200503444225152 (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 (20050344422519) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182275858332 + ... + 182275858441.
It is an arithmetic number, because the mean of its divisors is an integer number (3280965450966).
Almost surely, 220050344422515 is an apocalyptic number.
20050344422515 is a deficient number, since it is larger than the sum of its proper divisors (6197379185213).
20050344422515 is a wasteful number, since it uses less digits than its factorization.
20050344422515 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 364551716789.
The product of its (nonzero) digits is 192000, while the sum is 37.
Adding to 20050344422515 its reverse (51522444305002), we get a palindrome (71572788727517).
The spelling of 20050344422515 in words is "twenty trillion, fifty billion, three hundred forty-four million, four hundred twenty-two thousand, five hundred fifteen".
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