Base | Representation |
---|---|
bin | 1001001011111001011011… |
… | …11000100101001011010001 |
3 | 2122112002201210122000002120 |
4 | 10211330231320211023101 |
5 | 10121424100224001040 |
6 | 110543430301404453 |
7 | 4153254566332521 |
oct | 445745570451321 |
9 | 78462653560076 |
10 | 20200001000145 |
11 | 6488854a516aa |
12 | 2322a8b569729 |
13 | b36b0c8931c5 |
14 | 4db98451d681 |
15 | 2506ad4567d0 |
hex | 125f2de252d1 |
20200001000145 has 16 divisors (see below), whose sum is σ = 32320597448832. Its totient is φ = 10773135250560.
The previous prime is 20200001000131. The next prime is 20200001000177. The reversal of 20200001000145 is 54100010000202.
It is not a de Polignac number, because 20200001000145 - 210 = 20200000999121 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 11570917 + ... + 13201746.
It is an arithmetic number, because the mean of its divisors is an integer number (2020037340552).
Almost surely, 220200001000145 is an apocalyptic number.
It is an amenable number.
20200001000145 is a deficient number, since it is larger than the sum of its proper divisors (12120596448687).
20200001000145 is a wasteful number, since it uses less digits than its factorization.
20200001000145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24827032.
The product of its (nonzero) digits is 80, while the sum is 15.
Adding to 20200001000145 its reverse (54100010000202), we get a palindrome (74300011000347).
The spelling of 20200001000145 in words is "twenty trillion, two hundred billion, one million, one hundred forty-five", and thus it is an aban number.
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