81700 (number)

81700 is an even 5-digits composite number following 81699 and preceding 81701. In scientific notation, it is written as 8.1700 × 10^4. The sum of its digits is 16. It has a total of 6 prime factors and 36 positive divisors. There are 30240 positive integers (up to 81700) that are relatively prime to 81700.

Interesting facts

Basic properties

Name

Name eighty-one thousand seven hundred

Notation

Scientific notation 8.1700 × 10^4
Engineering notation 8.1700 × 10^3

Prime Factorization of 81700

Prime Factorization 2 × 2 × 43 × 5 × 5 × 19

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 8170
Product of the distinct prime numbers

The prime factorization of 81700 is 2 × 2 × 43 × 5 × 5 × 19. Since it has a total of 6 prime factors.

Most popular turbo-numbers

10, 3, 8, 45, 804, 144, 1187, 3882, 22457, 92423, 9592, 282566, 5426057, 7292042, 64692203, 30772923, 896991774, 591804101, 2124453057, 79228997

Basic calculations (n = 81700)

Multiplication

n×y
n×2 163400
n×3 245100
n×4 326800
n×5 408500

Division

n÷y
n÷2 40850
n÷3 27233.333333333
n÷3 20425
n÷5 16340

Exponentiation

ny
n2 6674890000
n3 545338513000000
n4 4.45541565121E+19
n5 3.6400745870386E+24

Nth Root

y√n
2√n 285.83211855913
3√n 43.391768632944
4√n 16.906570277828
5√n 9.6038288372184

Divisors of 81700

1, 2, 4, 5, 10, 19, 20, 25, 38, 43, 50, 76, 86, 95, 100, 172, 190, 215, 380, 430, 475, 817, 860, 950, 1075, 1634, 1900, 2150, 3268, 4085, 4300, 8170, 16340, 20425, 40850, 81700

36 divisors

τ Total Divisors 36
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -81699
Sum of the proper positive divisors of n
A Arithmetic Mean 0.027777777777778
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 36
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 81700 can be divided by 36 positive divisors. The sum of these divisors (counting 81700) is 1, the average is 0.027777777777778.

Base conversion 81700

Base System Value
2 Binary 10011111100100100
3 Ternary 11011001221
4 Quaternary 103330210
5 Quinary 10103300
6 Senary 1430124
8 Octal 237444
10 Decimal 81700
12 Duodecimal 3b344
16 Hexadecimal 13f24
20 Vigesimal a450
36 Base36 1r1g

Cryptographic Hash Functions

md5 9de0d0cd54e75f60509d1c3c0ba40978
sha1 e5c42d34c43d1056ee18fd8c970f594d9a741dfb
sha256 8b1e733a7043d58e4693d4438bf6cecab8f5869209006ad5446d3ff87d1ad554
sha512 a41313e451344cf62339714f3f45e1e216f96ba62224399791e20038e91902519485af50e8bfc77634c32585a6212bfc218ebf754cb9ba3cefafcdc9ae9b08b4
ripemd-160 7a1b393214840a4b1a11c72158bc5566851a198f

81700 as geometric shapes

Circle

Radius = n
Diameter 163400
Circumference 513336.23959657
Area 20969785387.52

Sphere

Radius = n
Volume 2.2843086215472E+15
Surface area 83879141550.08
Circumference 513336.23959657

Square

Length = n
Perimeter 326800
Area 6674890000
Diagonal 115541.24804588

Cube

Length = n
Surface area 40049340000
Volume 545338513000000
Space diagonal 141508.55097838

Equilateral Triangle

Length = n
Perimeter 245100
Area 2890312153.7334
Altitude 70754.275489189

Triangular Pyramid

Length = n
Surface area 2890312153.7334
Volume 64268760097415
Height 38513.749348627