7944985890 (number)

7944985890 is an even 10-digits composite number following 7944985889 and preceding 7944985891. In scientific notation, it is written as 7.944985890 × 10^9. The sum of its digits is 63. It has a total of 6 prime factors and 48 positive divisors. There are 2107680768 positive integers (up to 7944985890) that are relatively prime to 7944985890.

Interesting facts

Basic properties

Name

Name seven billion nine hundred forty-four million nine hundred eighty-five thousand eight hundred ninety

Notation

Scientific notation 7.944985890 × 10^9
Engineering notation 7.944985890 × 10^9

Prime Factorization of 7944985890

Prime Factorization 2 × 3 × 3 × 5 × 193 × 457397

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 2648328630
Product of the distinct prime numbers

The prime factorization of 7944985890 is 2 × 3 × 3 × 5 × 193 × 457397. Since it has a total of 6 prime factors.

Most popular turbo-numbers

3, 6, 45, 4, 545, 109, 5663, 9788, 96593, 89081, 63875, 696071, 586873, 8094945, 40958624, 75654249, 241253434, 81208249, 6643469705, 8677889603

Basic calculations (n = 7944985890)

Multiplication

n×y
n×2 15889971780
n×3 23834957670
n×4 31779943560
n×5 39724929450

Division

n÷y
n÷2 3972492945
n÷3 2648328630
n÷3 1986246472.5
n÷5 1588997178

Exponentiation

ny
n2 6.3122800792299E+19
n3 5.015097616321E+29
n4 3.9844879798643E+39
n5 3.1656700778896E+49

Nth Root

y√n
2√n 89134.650333078
3√n 1995.4049416379
4√n 298.55426698186
5√n 95.503354468533

Divisors of 7944985890

1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 193, 386, 579, 965, 1158, 1737, 1930, 2895, 3474, 5790, 8685, 17370, 457397, 914794, 1372191, 2286985, 2744382, 4116573, 4573970, 6860955, 8233146, 13721910, 20582865, 41165730, 88277621, 176555242, 264832863, 441388105, 529665726, 794498589, 882776210, 1324164315, 1588997178, 2648328630, 3972492945, 7944985890

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -7944985889
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 7944985890 can be divided by 48 positive divisors. The sum of these divisors (counting 7944985890) is 1, the average is 0.020833333333333.

Base conversion 7944985890

Base System Value
2 Binary 111011001100011101101110100100010
3 Ternary 202111200220002201200
4 Quaternary 13121203231310202
5 Quinary 112232404022030
6 Senary 3352212342030
8 Octal 73143556442
10 Decimal 7944985890
12 Duodecimal 1658914916
16 Hexadecimal 1d98edd22
20 Vigesimal 642g34ea
36 Base36 3ne8mci

Cryptographic Hash Functions

md5 8fba6b2d428694260daf17cb48eb55e9
sha1 da4a22a75281005fc397eb038cbf5e71e03f0d19
sha256 a5ed6ef0815e7322f38f1850617bd6d1813db3a366cda6391453a67afb462771
sha512 bc8763dc8f014570d14f9d9a5d6d80ae12c1169d3aac862c58bc8e018d895d6f7d201599460e7da05c56825a3523c56d6eae93f28c2886816bc4416ba2ac0cc9
ripemd-160 fe72f071a4d0f81c0887bfb032eb8e77ac2e2067

7944985890 as geometric shapes

Circle

Radius = n
Diameter 15889971780
Circumference 49919818609.797
Area 1.983061272431E+20

Sphere

Radius = n
Volume 2.1007191771293E+30
Surface area 7.932245089724E+20
Circumference 49919818609.797

Square

Length = n
Perimeter 31779943560
Area 6.3122800792299E+19
Diagonal 11235906798.501

Cube

Length = n
Surface area 3.7873680475379E+20
Volume 5.015097616321E+29
Space diagonal 13761119226.898

Equilateral Triangle

Length = n
Perimeter 23834957670
Area 2.7332974522078E+19
Altitude 6880559613.4489

Triangular Pyramid

Length = n
Surface area 2.7332974522078E+19
Volume 5.9103492213551E+28
Height 3745302266.167