81330804 (number)

81330804 is an even 8-digits composite number following 81330803 and preceding 81330805. In scientific notation, it is written as 8.1330804 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 48 positive divisors. There are 26984016 positive integers (up to 81330804) that are relatively prime to 81330804.

Interesting facts

Basic properties

Name

Name eighty-one million three hundred thirty thousand eight hundred four

Notation

Scientific notation 8.1330804 × 10^7
Engineering notation 8.1330804 × 10^6

Prime Factorization of 81330804

Prime Factorization 2 × 2 × 3 × 27 × 283 × 887

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 40665402
Product of the distinct prime numbers

The prime factorization of 81330804 is 2 × 2 × 3 × 27 × 283 × 887. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 81330804)

Multiplication

n×y
n×2 162661608
n×3 243992412
n×4 325323216
n×5 406654020

Division

n÷y
n÷2 40665402
n÷3 27110268
n÷3 20332701
n÷5 16266160.8

Exponentiation

ny
n2 6614699679286416
n3 5.3797884313491E+23
n4 4.3754251847152E+31
n5 3.5585684811473E+39

Nth Root

y√n
2√n 9018.3592742804
3√n 433.26308578572
4√n 94.965042380238
5√n 38.198913742539

Divisors of 81330804

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 -81330803
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 81330804 can be divided by 48 positive divisors. The sum of these divisors (counting 81330804) is 1, the average is 0.020833333333333.

Base conversion 81330804

Base System Value
2 Binary 100110110010000001001110100
3 Ternary 12200001000220000
4 Quaternary 10312100021310
5 Quinary 131310041204
6 Senary 12023111300
8 Octal 466201164
10 Decimal 81330804
12 Duodecimal 232a2530
16 Hexadecimal 4d90274
20 Vigesimal 1586704
36 Base36 1cf790

Cryptographic Hash Functions

md5 2a2903b1a8ed6d092c3e5830d5735cec
sha1 de87b4b53b60931458659027b7a7adc1261368cd
sha256 b7921774ae493b891915a5081c532e17ed6e117b3e59eb9d7be426ca51f02cdb
sha512 04e31ec053a1c332c45ec92c77fa5235ae8dbe0f8de826f4361d4e74cb06d2aeb2d57f355b8e9a8de5cfeb7b5b57d52769776dda221ccd0f0fff1c16e7c718a8
ripemd-160 e85b1ff32b2de188b85e8f101064bc5ae232fa3f

81330804 as geometric shapes

Circle

Radius = n
Diameter 162661608
Circumference 511016512.7139
Area 2.0780691918149E+16

Sphere

Radius = n
Volume 2.2534805085058E+24
Surface area 8.3122767672596E+16
Circumference 511016512.7139

Square

Length = n
Perimeter 325323216
Area 6614699679286416
Diagonal 115019126.05551

Cube

Length = n
Surface area 39688198075718496
Volume 5.3797884313491E+23
Space diagonal 140869084.74843

Equilateral Triangle

Length = n
Perimeter 243992412
Area 2.8642489803334E+15
Altitude 70434542.374213

Triangular Pyramid

Length = n
Surface area 2.8642489803334E+15
Volume 6.3401414685931E+22
Height 38339708.685169