130781187 (number)

130781187 is an odd 9-digits composite number following 130781186 and preceding 130781188. In scientific notation, it is written as 1.30781187 × 10^8. The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors. There are 81795840 positive integers (up to 130781187) that are relatively prime to 130781187.

Interesting facts

Basic properties

Name

Name one hundred thirty million seven hundred eighty-one thousand one hundred eighty-seven

Notation

Scientific notation 1.30781187 × 10^8
Engineering notation 1.30781187 × 10^6

Prime Factorization of 130781187

Prime Factorization 9 × 17 × 359 × 2381

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 130781187
Product of the distinct prime numbers

The prime factorization of 130781187 is 9 × 17 × 359 × 2381. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 130781187)

Multiplication

n×y
n×2 261562374
n×3 392343561
n×4 523124748
n×5 653905935

Division

n÷y
n÷2 65390593.5
n÷3 43593729
n÷3 32695296.75
n÷5 26156237.4

Exponentiation

ny
n2 17103718873128969
n3 2.2368446563421E+24
n4 2.9253719929103E+32
n5 3.8258362164936E+40

Nth Root

y√n
2√n 11435.960257014
3√n 507.59237740213
4√n 106.93904926178
5√n 42.005780143288

Divisors of 130781187

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -130781186
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 130781187 can be divided by 16 positive divisors. The sum of these divisors (counting 130781187) is 1, the average is 0.0625.

Base conversion 130781187

Base System Value
2 Binary 111110010111001000000000011
3 Ternary 100010002101001200
4 Quaternary 13302321000003
5 Quinary 231434444222
6 Senary 20551032243
8 Octal 762710003
10 Decimal 130781187
12 Duodecimal 3796b683
16 Hexadecimal 7cb9003
20 Vigesimal 20h7cj7
36 Base36 25v3er

Cryptographic Hash Functions

md5 81c0be6ad6d9df556a91e8d3eb865543
sha1 e588313c5754176e56b354b8d70489ac421bf4b7
sha256 e9f7367e5cfe0d99a11af9ae12c0a9032e47d60ee247fc53205d9fc64f87887f
sha512 8ca44b34c0d2eecb33727dc6f6562d48c8b844d16a7a81a3ebcdb582ac553205cac569c102f7c908cf0e4709016184275e9d254a06167c34062846dd9be83574
ripemd-160 296f12cb8b27db5209bf4b5682651be4a08b7613

130781187 as geometric shapes

Circle

Radius = n
Diameter 261562374
Circumference 821722432.61391
Area 5.3732917560887E+16

Sphere

Radius = n
Volume 9.3696729861146E+24
Surface area 2.1493167024355E+17
Circumference 821722432.61391

Square

Length = n
Perimeter 523124748
Area 17103718873128969
Diagonal 184952528.35865

Cube

Length = n
Surface area 102622313238773814
Volume 2.2368446563421E+24
Space diagonal 226519660.55817

Equilateral Triangle

Length = n
Perimeter 392343561
Area 7.4061275216585E+15
Altitude 113259830.27908

Triangular Pyramid

Length = n
Surface area 7.4061275216585E+15
Volume 2.6361467082673E+23
Height 61650842.786217