Base | Representation |
---|---|
bin | 111100001101000… |
… | …1001011011110111 |
3 | 12012210012202002210 |
4 | 1320122021123313 |
5 | 13114122322221 |
6 | 532242104503 |
7 | 101026511406 |
oct | 17032113367 |
9 | 5183182083 |
10 | 2020120311 |
11 | 94733a320 |
12 | 48464b133 |
13 | 2626a0481 |
14 | 15241563d |
15 | bc539276 |
hex | 786896f7 |
2020120311 has 8 divisors (see below), whose sum is σ = 2938356864. Its totient is φ = 1224315320.
The previous prime is 2020120279. The next prime is 2020120321. The reversal of 2020120311 is 1130210202.
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 2020120311 - 25 = 2020120279 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2020120321) 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, 30607851 + ... + 30607916.
It is an arithmetic number, because the mean of its divisors is an integer number (367294608).
Almost surely, 22020120311 is an apocalyptic number.
2020120311 is a deficient number, since it is larger than the sum of its proper divisors (918236553).
2020120311 is a wasteful number, since it uses less digits than its factorization.
2020120311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61215781.
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 2020120311 is about 44945.7485308677. The cubic root of 2020120311 is about 1264.1319610583.
Adding to 2020120311 its reverse (1130210202), we get a palindrome (3150330513).
The spelling of 2020120311 in words is "two billion, twenty million, one hundred twenty thousand, three hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •