2129120821 (number)

2129120821 is an odd 10-digits composite number following 2129120820 and preceding 2129120822. In scientific notation, it is written as 2.129120821 × 10^9. The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors. There are 2074465680 positive integers (up to 2129120821) that are relatively prime to 2129120821.

Interesting facts

Basic properties

Name

Name two billion one hundred twenty-nine million one hundred twenty thousand eight hundred twenty-one

Notation

Scientific notation 2.129120821 × 10^9
Engineering notation 2.129120821 × 10^9

Prime Factorization of 2129120821

Prime Factorization 47 × 223 × 203141

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 2129120821
Product of the distinct prime numbers

The prime factorization of 2129120821 is 47 × 223 × 203141. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 2129120821)

Multiplication

n×y
n×2 4258241642
n×3 6387362463
n×4 8516483284
n×5 10645604105

Division

n÷y
n÷2 1064560410.5
n÷3 709706940.33333
n÷3 532280205.25
n÷5 425824164.2

Exponentiation

ny
n2 4533155470415714041
n3 9.6516356968921E+27
n4 2.054949851896E+37
n5 4.3752365157826E+46

Nth Root

y√n
2√n 46142.397217743
3√n 1286.4713011637
4√n 214.80781461051
5√n 73.390536315238

Divisors of 2129120821

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -2129120820
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 2129120821 can be divided by 8 positive divisors. The sum of these divisors (counting 2129120821) is 1, the average is 0.125.

Base conversion 2129120821

Base System Value
2 Binary 1111110111001111100111000110101
3 Ternary 12111101022112200201
4 Quaternary 1332321330320311
5 Quinary 13330023331241
6 Senary 551134240501
8 Octal 17671747065
10 Decimal 2129120821
12 Duodecimal 4b5056131
16 Hexadecimal 7ee7ce35
20 Vigesimal 1d570211
36 Base36 z7mg51

Cryptographic Hash Functions

md5 e030819697de9dfbdde0397a33b55e74
sha1 c92f15cdc38acd54ab9803ae08dd078fc5054f20
sha256 f511801f58615cc6f6d23a2939d82d6f276e0115cf7979941b9427f25089ea34
sha512 12783768392a6c263d2b574ba1b62b8e123a417f9646b5bc50fea48c77daa0b7f49166a3b54c7f45deb35d003d31889000cd86726a1966188e3357f210530d0e
ripemd-160 8e2ac1b4dd6436f5934c8ddcb03823724a7e7722

2129120821 as geometric shapes

Circle

Radius = n
Diameter 4258241642
Circumference 13377660659.717
Area 1.4241327923438E+19

Sphere

Radius = n
Volume 4.0428677067308E+28
Surface area 5.6965311693754E+19
Circumference 13377660659.717

Square

Length = n
Perimeter 8516483284
Area 4533155470415714041
Diagonal 3011031540.9891

Cube

Length = n
Surface area 2.7198932822494E+19
Volume 9.6516356968921E+27
Space diagonal 3687745437.4248

Equilateral Triangle

Length = n
Perimeter 6387362463
Area 1.9629138983422E+18
Altitude 1843872718.7124

Triangular Pyramid

Length = n
Surface area 1.9629138983422E+18
Volume 1.1374561751358E+27
Height 1003677180.3297