81594842 (number)

81594842 is an even 8-digits composite number following 81594841 and preceding 81594843. In scientific notation, it is written as 8.1594842 × 10^7. The sum of its digits is 41. It has a total of 4 prime factors and 16 positive divisors. There are 34023888 positive integers (up to 81594842) that are relatively prime to 81594842.

Interesting facts

Basic properties

Name

Name eighty-one million five hundred ninety-four thousand eight hundred forty-two

Notation

Scientific notation 8.1594842 × 10^7
Engineering notation 8.1594842 × 10^6

Prime Factorization of 81594842

Prime Factorization 2 × 7 × 37 × 157519

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 81594842
Product of the distinct prime numbers

The prime factorization of 81594842 is 2 × 7 × 37 × 157519. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 6, 39, 89, 928, 592, 3917, 7965, 99170, 79279, 971391, 933024, 4932386, 8001789, 87524965, 17798287, 181955790, 887907703, 3825021024, 1400691604

Basic calculations (n = 81594842)

Multiplication

n×y
n×2 163189684
n×3 244784526
n×4 326379368
n×5 407974210

Division

n÷y
n÷2 40797421
n÷3 27198280.666667
n÷3 20398710.5
n÷5 16318968.4

Exponentiation

ny
n2 6657718241004964
n3 5.4323546795532E+23
n4 4.432521217661E+31
n5 3.616708684167E+39

Nth Root

y√n
2√n 9032.9863278984
3√n 433.73143783012
4√n 95.0420240099
5√n 38.223683921202

Divisors of 81594842

1, 2, 7, 14, 37, 74, 259, 518, 157519, 315038, 1102633, 2205266, 5828203, 11656406, 40797421, 81594842

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 -81594841
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 81594842 can be divided by 16 positive divisors. The sum of these divisors (counting 81594842) is 1, the average is 0.0625.

Base conversion 81594842

Base System Value
2 Binary 100110111010000100111011010
3 Ternary 12200112110002012
4 Quaternary 10313100213122
5 Quinary 131342013332
6 Senary 12032505522
8 Octal 467204732
10 Decimal 81594842
12 Duodecimal 233ab2a2
16 Hexadecimal 4dd09da
20 Vigesimal 159j722
36 Base36 1ckuze

Cryptographic Hash Functions

md5 511d5ab53018b6dad43f4df859cec872
sha1 9156f675af3d52306dca954abfb6a7d05ec73052
sha256 97da0f4643dbf76675d3c8b759b55a38c028b2519713e9a6f7406733d26523b1
sha512 de904b60cc941019c912daa0a6e6d3099353292cd987c8872626ed06f4f7e5092eb5dcffb8572d3849fab89ad40884d0425a17180c9158003199a06c0f4f37b4
ripemd-160 261b513039dee269430956f7eca4a135903b6853

81594842 as geometric shapes

Circle

Radius = n
Diameter 163189684
Circumference 512675512.39604
Area 2.0915838715612E+16

Sphere

Radius = n
Volume 2.2754994070638E+24
Surface area 8.3663354862448E+16
Circumference 512675512.39604

Square

Length = n
Perimeter 326379368
Area 6657718241004964
Diagonal 115392532.17609

Cube

Length = n
Surface area 39946309446029784
Volume 5.4323546795532E+23
Space diagonal 141326411.97955

Equilateral Triangle

Length = n
Perimeter 244784526
Area 2.8828765639747E+15
Altitude 70663205.989777

Triangular Pyramid

Length = n
Surface area 2.8828765639747E+15
Volume 6.4020913862042E+22
Height 38464177.39203