Base | Representation |
---|---|
bin | 1001000110111111000100… |
… | …10110010110111001001001 |
3 | 2121220222002212020112122221 |
4 | 10203133202112112321021 |
5 | 10111142424340404001 |
6 | 110334115305414041 |
7 | 4135131360530314 |
oct | 443374226267111 |
9 | 77828085215587 |
10 | 20031230013001 |
11 | 6423219147039 |
12 | 22b622a49a321 |
13 | b23c2444b17c |
14 | 4d3733ba997b |
15 | 24b0d19781a1 |
hex | 1237e2596e49 |
20031230013001 has 8 divisors (see below), whose sum is σ = 20460635246304. Its totient is φ = 19606014099360.
The previous prime is 20031230012947. The next prime is 20031230013019. The reversal of 20031230013001 is 10031003213002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20031230013001 - 27 = 20031230012873 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20031230013031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1047320251 + ... + 1047339376.
It is an arithmetic number, because the mean of its divisors is an integer number (2557579405788).
Almost surely, 220031230013001 is an apocalyptic number.
It is an amenable number.
20031230013001 is a deficient number, since it is larger than the sum of its proper divisors (429405233303).
20031230013001 is a wasteful number, since it uses less digits than its factorization.
20031230013001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2094659831.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 20031230013001 its reverse (10031003213002), we get a palindrome (30062233226003).
The spelling of 20031230013001 in words is "twenty trillion, thirty-one billion, two hundred thirty million, thirteen thousand, one".
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