130805940 (number)

130805940 is an even 9-digits composite number following 130805939 and preceding 130805941. In scientific notation, it is written as 1.30805940 × 10^8. The sum of its digits is 30. It has a total of 6 prime factors and 48 positive divisors. There are 34832640 positive integers (up to 130805940) that are relatively prime to 130805940.

Interesting facts

Basic properties

Name

Name one hundred thirty million eight hundred five thousand nine hundred forty

Notation

Scientific notation 1.30805940 × 10^8
Engineering notation 1.30805940 × 10^6

Prime Factorization of 130805940

Prime Factorization 2 × 2 × 5 × 3 × 1129 × 1931

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 65402970
Product of the distinct prime numbers

The prime factorization of 130805940 is 2 × 2 × 5 × 3 × 1129 × 1931. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 130805940)

Multiplication

n×y
n×2 261611880
n×3 392417820
n×4 523223760
n×5 654029700

Division

n÷y
n÷2 65402970
n÷3 43601980
n÷3 32701485
n÷5 26161188

Exponentiation

ny
n2 17110193939283600
n3 2.2381150018103E+24
n4 2.927587366399E+32
n5 3.8294581739394E+40

Nth Root

y√n
2√n 11437.042449864
3√n 507.62439944291
4√n 106.94410900028
5√n 42.007370112595

Divisors of 130805940

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 -130805939
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 130805940 can be divided by 48 positive divisors. The sum of these divisors (counting 130805940) is 1, the average is 0.020833333333333.

Base conversion 130805940

Base System Value
2 Binary 111110010111111000010110100
3 Ternary 100010010122000110
4 Quaternary 13302333002310
5 Quinary 231441242230
6 Senary 20551343020
8 Octal 762770264
10 Decimal 130805940
12 Duodecimal 37981a70
16 Hexadecimal 7cbf0b4
20 Vigesimal 20haeh0
36 Base36 25vmic

Cryptographic Hash Functions

md5 ff62e2b6bad9d3cfbe59ccc833edf124
sha1 083b4fc3f3598c83ce59ba691cda62917e832f07
sha256 06e85e7290343240f63ef0f595a56eaf949002f689980c63674b97d749bb85d2
sha512 30a4d840fc476d7659f1ed96851de536ac384c25bfe12900c7b55a0db257006e86ab62f6ae4c861615921cddab7578c7dc0bfc896ead65e47ff48d2b95800ed2
ripemd-160 b5e23f52f3d68ddf2d0f6d49628b2931643d0c6d

130805940 as geometric shapes

Circle

Radius = n
Diameter 261611880
Circumference 821877960.29981
Area 5.375325958115E+16

Sphere

Radius = n
Volume 9.3749941967684E+24
Surface area 2.150130383246E+17
Circumference 821877960.29981

Square

Length = n
Perimeter 523223760
Area 17110193939283600
Diagonal 184987534.38696

Cube

Length = n
Surface area 102661163635701600
Volume 2.2381150018103E+24
Space diagonal 226562534.01181

Equilateral Triangle

Length = n
Perimeter 392417820
Area 7.4089313075491E+15
Altitude 113281267.0059

Triangular Pyramid

Length = n
Surface area 7.4089313075491E+15
Volume 2.637643824759E+23
Height 61662511.46232