7218981072 (number)

7218981072 is an even 10-digits composite number following 7218981071 and preceding 7218981073. In scientific notation, it is written as 7.218981072 × 10^9. The sum of its digits is 45. It has a total of 7 prime factors and 40 positive divisors. There are 2366876160 positive integers (up to 7218981072) that are relatively prime to 7218981072.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 7.218981072 × 10^9
Engineering notation 7.218981072 × 10^9

Prime Factorization of 7218981072

Prime Factorization 2 × 2 × 2 × 2 × 9 × 61 × 821833

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 902372634
Product of the distinct prime numbers

The prime factorization of 7218981072 is 2 × 2 × 2 × 2 × 9 × 61 × 821833. Since it has a total of 7 prime factors.

Most popular turbo-numbers

2, 4, 31, 12, 263, 988, 7105, 4653, 53479, 52728, 181564, 696714, 4794669, 7200866, 32916411, 57027328, 894202170, 736310745, 2060346315, 8069267969

Basic calculations (n = 7218981072)

Multiplication

n×y
n×2 14437962144
n×3 21656943216
n×4 28875924288
n×5 36094905360

Division

n÷y
n÷2 3609490536
n÷3 2406327024
n÷3 1804745268
n÷5 1443796214.4

Exponentiation

ny
n2 5.2113687717894E+19
n3 3.762077252276E+29
n4 2.7158364475582E+39
n5 1.960557190957E+49

Nth Root

y√n
2√n 84964.5871643
3√n 1932.6741343052
4√n 291.48685590314
5√n 93.690418876085

Divisors of 7218981072

1, 2, 4, 8, 9, 16, 18, 36, 61, 72, 122, 144, 244, 488, 549, 976, 1098, 2196, 4392, 8784, 821833, 1643666, 3287332, 6574664, 7396497, 13149328, 14792994, 29585988, 50131813, 59171976, 100263626, 118343952, 200527252, 401054504, 451186317, 802109008, 902372634, 1804745268, 3609490536, 7218981072

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -7218981071
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 7218981072 can be divided by 40 positive divisors. The sum of these divisors (counting 7218981072) is 1, the average is 0.025.

Base conversion 7218981072

Base System Value
2 Binary 110101110010010001110100011010000
3 Ternary 200122002210020100100
4 Quaternary 12232102032203100
5 Quinary 104241024343242
6 Senary 3152155452400
8 Octal 65622164320
10 Decimal 7218981072
12 Duodecimal 1495757100
16 Hexadecimal 1ae48e8d0
20 Vigesimal 5cficcdc
36 Base36 3bdztg0

Cryptographic Hash Functions

md5 198a72da25ed3096356a324dedb1d778
sha1 82481c898f916ef38d535b340949236c9ff09b46
sha256 4d733e63d49223552ccbb78bde75c1b43347857f73410679452e3d610747e3d8
sha512 8f64d895ea6c2d1505bc7da45d135b8aeecd84fc651c1020665dd4c06e47b21f02d878fa76ffdf0d51cebad3dc633a47a202d09f43be03d7394103cb7a86681a
ripemd-160 cac230c30bcc2ed30b95af83e0fbda2688bf3f27

7218981072 as geometric shapes

Circle

Radius = n
Diameter 14437962144
Circumference 45358195804.398
Area 1.6371997848601E+20

Sphere

Radius = n
Volume 1.5758552343983E+30
Surface area 6.5487991394404E+20
Circumference 45358195804.398

Square

Length = n
Perimeter 28875924288
Area 5.2113687717894E+19
Diagonal 10209180938.537

Cube

Length = n
Surface area 3.1268212630737E+20
Volume 3.762077252276E+29
Space diagonal 12503641995.582

Equilateral Triangle

Length = n
Perimeter 21656943216
Area 2.2565888724293E+19
Altitude 6251820997.791

Triangular Pyramid

Length = n
Surface area 2.2565888724293E+19
Volume 4.43365056072E+28
Height 3403060312.8457