Base | Representation |
---|---|
bin | 111100001101000… |
… | …0101001111000001 |
3 | 12012210011212111112 |
4 | 1320122011033001 |
5 | 13114121244410 |
6 | 532241453105 |
7 | 101026410266 |
oct | 17032051701 |
9 | 5183155445 |
10 | 2020103105 |
11 | 9473283a9 |
12 | 484641195 |
13 | 2626956a7 |
14 | 15240d26d |
15 | bc534105 |
hex | 786853c1 |
2020103105 has 16 divisors (see below), whose sum is σ = 2441263104. Its totient is φ = 1604698560.
The previous prime is 2020103093. The next prime is 2020103153. The reversal of 2020103105 is 5013010202.
It is a happy number.
It is not a de Polignac number, because 2020103105 - 210 = 2020102081 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 2020103105.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 427184 + ... + 431886.
It is an arithmetic number, because the mean of its divisors is an integer number (152578944).
Almost surely, 22020103105 is an apocalyptic number.
It is an amenable number.
2020103105 is a deficient number, since it is larger than the sum of its proper divisors (421159999).
2020103105 is a wasteful number, since it uses less digits than its factorization.
2020103105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5296.
The product of its (nonzero) digits is 60, while the sum is 14.
The square root of 2020103105 is about 44945.5571219225. The cubic root of 2020103105 is about 1264.1283720449.
Adding to 2020103105 its reverse (5013010202), we get a palindrome (7033113307).
The spelling of 2020103105 in words is "two billion, twenty million, one hundred three thousand, one hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •