2021987189 (number)

2021987189 is an odd 10-digits composite number following 2021987188 and preceding 2021987190. In scientific notation, it is written as 2.021987189 × 10^9. The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors. There are 2014470240 positive integers (up to 2021987189) that are relatively prime to 2021987189.

Interesting facts

Basic properties

Name

Name two billion twenty-one million nine hundred eighty-seven thousand one hundred eighty-nine

Notation

Scientific notation 2.021987189 × 10^9
Engineering notation 2.021987189 × 10^9

Prime Factorization of 2021987189

Prime Factorization 269 × 7516681

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 2021987189
Product of the distinct prime numbers

The prime factorization of 2021987189 is 269 × 7516681. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 2021987189)

Multiplication

n×y
n×2 4043974378
n×3 6065961567
n×4 8087948756
n×5 10109935945

Division

n÷y
n÷2 1010993594.5
n÷3 673995729.66667
n÷3 505496797.25
n÷5 404397437.8

Exponentiation

ny
n2 4088432192480121721
n3 8.26675751629E+27
n4 1.6715277792508E+37
n5 3.3798077557027E+46

Nth Root

y√n
2√n 44966.511861607
3√n 1264.5212536368
4√n 212.05308736636
5√n 72.636628859508

Divisors of 2021987189

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -2021987188
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 1
Returns the nth root of the product of n divisors
H Harmonic Mean 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 2021987189 can be divided by 4 positive divisors. The sum of these divisors (counting 2021987189) is 1, the average is 0.25.

Base conversion 2021987189

Base System Value
2 Binary 1111000100001010001001101110101
3 Ternary 12012220201120222102
4 Quaternary 1320201101031311
5 Quinary 13120112042224
6 Senary 532350111445
8 Octal 17041211565
10 Decimal 2021987189
12 Duodecimal 4851ab585
16 Hexadecimal 78851375
20 Vigesimal 1bbh87j9
36 Base36 xfu7at

Cryptographic Hash Functions

md5 f6fbc19fe5d6c504c4dfb9141c9fe546
sha1 7f71c750e5b47cfa04317d89fde3316adafc58a3
sha256 b9a4b067bcda65b330bbf0dcd359680e19c3d3761eec401490882282152ca35b
sha512 f5067b231824ccd31fbac14a951215fa1abbd411d6e9dc709284e8f05ceb8edf7f6dc036828ef870b5cb1179e05408ad204abf7b5b6fbb028c2c1b0e00c8f019
ripemd-160 ca2b21a4df5266d20b3cc9a475393ddeb5d7f3dc

2021987189 as geometric shapes

Circle

Radius = n
Diameter 4043974378
Circumference 12704520197.23
Area 1.2844188540596E+19

Sphere

Radius = n
Volume 3.462771290958E+28
Surface area 5.1376754162382E+19
Circumference 12704520197.23

Square

Length = n
Perimeter 8087948756
Area 4088432192480121721
Diagonal 2859521705.6285

Cube

Length = n
Surface area 2.4530593154881E+19
Volume 8.26675751629E+27
Space diagonal 3502184543.6014

Equilateral Triangle

Length = n
Perimeter 6065961567
Area 1.7703430701689E+18
Altitude 1751092271.8007

Triangular Pyramid

Length = n
Surface area 1.7703430701689E+18
Volume 9.7424671636559E+26
Height 953173901.87615