7971982021 (number)

7971982021 is an odd 10-digits composite number following 7971982020 and preceding 7971982022. In scientific notation, it is written as 7.971982021 × 10^9. The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors. There are 7942656960 positive integers (up to 7971982021) that are relatively prime to 7971982021.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 7.971982021 × 10^9
Engineering notation 7.971982021 × 10^9

Prime Factorization of 7971982021

Prime Factorization 337 × 1543 × 15331

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 7971982021
Product of the distinct prime numbers

The prime factorization of 7971982021 is 337 × 1543 × 15331. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 7971982021)

Multiplication

n×y
n×2 15943964042
n×3 23915946063
n×4 31887928084
n×5 39859910105

Division

n÷y
n÷2 3985991010.5
n÷3 2657327340.3333
n÷3 1992995505.25
n÷5 1594396404.2

Exponentiation

ny
n2 6.3552497343147E+19
n3 5.0663936620922E+29
n4 4.0389199185507E+39
n5 3.2198196974945E+49

Nth Root

y√n
2√n 89285.956460129
3√n 1997.6624373816
4√n 298.80755756863
5√n 95.56816827774

Divisors of 7971982021

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 -7971982020
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 7971982021 can be divided by 8 positive divisors. The sum of these divisors (counting 7971982021) is 1, the average is 0.125.

Base conversion 7971982021

Base System Value
2 Binary 111011011001010101100101011000101
3 Ternary 202120120200122110101
4 Quaternary 13123022230223011
5 Quinary 112311311411041
6 Senary 3355015124101
8 Octal 73312545305
10 Decimal 7971982021
12 Duodecimal 1665973631
16 Hexadecimal 1db2acac5
20 Vigesimal 64b4hf11
36 Base36 3nub8p1

Cryptographic Hash Functions

md5 e3c12d2d47acce41f0a156c63a2e9f3a
sha1 0f1bec1339963581568d5131cbad477a034d86ee
sha256 dc897e4e60415203acc71423f665648cb656d586d986d3d549f5e4ef03446fba
sha512 e9ca8d881ddffc4621141939ef2b0f78d8d7f8052e393582fd3817eefe5e13c08b668613f2c7debaa0631c964c30d20917e2b87f1b64d91f468ddda097abc24b
ripemd-160 0bfe6a5e9b5e629372f2f16333bba7f4de03f9c8

7971982021 as geometric shapes

Circle

Radius = n
Diameter 15943964042
Circumference 50089440303.447
Area 1.9965605877052E+20

Sphere

Radius = n
Volume 2.1222060145364E+30
Surface area 7.9862423508206E+20
Circumference 50089440303.447

Square

Length = n
Perimeter 31887928084
Area 6.3552497343147E+19
Diagonal 11274085093.093

Cube

Length = n
Surface area 3.8131498405888E+20
Volume 5.0663936620922E+29
Space diagonal 13807877897.398

Equilateral Triangle

Length = n
Perimeter 23915946063
Area 2.7519038586554E+19
Altitude 6903938948.6988

Triangular Pyramid

Length = n
Surface area 2.7519038586554E+19
Volume 5.9708021910432E+28
Height 3758028364.3642