Base | Representation |
---|---|
bin | 1001001011111111001101… |
… | …10010001100101111000101 |
3 | 2122112101201222210121202011 |
4 | 10211333212302030233011 |
5 | 10122001423344042013 |
6 | 110545102154414221 |
7 | 4153424505005014 |
oct | 445774662145705 |
9 | 78471658717664 |
10 | 20203103112133 |
11 | 648a0a7016317 |
12 | 23235b6431371 |
13 | b371b547a626 |
14 | 4dbb9a506a7b |
15 | 2507e096ac3d |
hex | 125fe6c8cbc5 |
20203103112133 has 8 divisors (see below), whose sum is σ = 20232234198776. Its totient is φ = 20173992580800.
The previous prime is 20203103112007. The next prime is 20203103112149. The reversal of 20203103112133 is 33121130130202.
It can be written as a sum of positive squares in 4 ways, for example, as 375256706724 + 19827846405409 = 612582^2 + 4452847^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20203103112133 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20203103112173) 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, 3171138 + ... + 7103683.
It is an arithmetic number, because the mean of its divisors is an integer number (2529029274847).
Almost surely, 220203103112133 is an apocalyptic number.
It is an amenable number.
20203103112133 is a deficient number, since it is larger than the sum of its proper divisors (29131086643).
20203103112133 is a wasteful number, since it uses less digits than its factorization.
20203103112133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10277655.
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 20203103112133 its reverse (33121130130202), we get a palindrome (53324233242335).
The spelling of 20203103112133 in words is "twenty trillion, two hundred three billion, one hundred three million, one hundred twelve thousand, one hundred thirty-three".
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