Base | Representation |
---|---|
bin | 1001001011111111000100… |
… | …11111010001010001101011 |
3 | 2122112101112222012000220210 |
4 | 10211333202133101101223 |
5 | 10122001301421304011 |
6 | 110545051101552203 |
7 | 4153422641264331 |
oct | 445774237212153 |
9 | 78471488160823 |
10 | 20203031041131 |
11 | 648a06a370304 |
12 | 2323596275663 |
13 | b371a3565273 |
14 | 4dbb90b05b51 |
15 | 2507d94816a6 |
hex | 125fe27d146b |
20203031041131 has 32 divisors (see below), whose sum is σ = 27734843397888. Its totient is φ = 13075890389120.
The previous prime is 20203031041097. The next prime is 20203031041147. The reversal of 20203031041131 is 13114013030202.
It is a cyclic number.
It is not a de Polignac number, because 20203031041131 - 219 = 20203030516843 is a prime.
It is a super-4 number, since 4×202030310411314 (a number of 54 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a junction number, because it is equal to n+sod(n) for n = 20203031041098 and 20203031041107.
It is not an unprimeable number, because it can be changed into a prime (20203031043131) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5830045 + ... + 8625281.
It is an arithmetic number, because the mean of its divisors is an integer number (866713856184).
Almost surely, 220203031041131 is an apocalyptic number.
20203031041131 is a deficient number, since it is larger than the sum of its proper divisors (7531812356757).
20203031041131 is a wasteful number, since it uses less digits than its factorization.
20203031041131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2795771.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 20203031041131 its reverse (13114013030202), we get a palindrome (33317044071333).
The spelling of 20203031041131 in words is "twenty trillion, two hundred three billion, thirty-one million, forty-one thousand, one hundred thirty-one".
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