816561663 (number)

816561663 is an odd 9-digits composite number following 816561662 and preceding 816561664. In scientific notation, it is written as 8.16561663 × 10^8. The sum of its digits is 42. It has a total of 5 prime factors and 32 positive divisors. There are 487213056 positive integers (up to 816561663) that are relatively prime to 816561663.

Interesting facts

Basic properties

Name

Name eight hundred sixteen million five hundred sixty-one thousand six hundred sixty-three

Notation

Scientific notation 8.16561663 × 10^8
Engineering notation 8.16561663 × 10^6

Prime Factorization of 816561663

Prime Factorization 3 × 23 × 17 × 179 × 3889

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 816561663
Product of the distinct prime numbers

The prime factorization of 816561663 is 3 × 23 × 17 × 179 × 3889. Since it has a total of 5 prime factors.

Most popular turbo-numbers

Basic calculations (n = 816561663)

Multiplication

n×y
n×2 1633123326
n×3 2449684989
n×4 3266246652
n×5 4082808315

Division

n÷y
n÷2 408280831.5
n÷3 272187221
n÷3 204140415.75
n÷5 163312332.6

Exponentiation

ny
n2 666772949481325569
n3 5.4446122847189E+26
n4 4.4458616616003E+35
n5 3.6303201918643E+44

Nth Root

y√n
2√n 28575.543091952
3√n 934.68009798264
4√n 169.0430214234
5√n 60.589559801501

Divisors of 816561663

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -816561662
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 816561663 can be divided by 32 positive divisors. The sum of these divisors (counting 816561663) is 1, the average is 0.03125.

Base conversion 816561663

Base System Value
2 Binary 110000101010111011110111111111
3 Ternary 2002220111122000120
4 Quaternary 300222323313333
5 Quinary 3133014433123
6 Senary 213005430023
8 Octal 6052736777
10 Decimal 816561663
12 Duodecimal 1a956b313
16 Hexadecimal 30abbdff
20 Vigesimal cf3a433
36 Base36 di5r0f

Cryptographic Hash Functions

md5 f989768a5485864a21762e3059231bdc
sha1 5fccb904d215a8976f46bcd2cdadba78c1e5834c
sha256 953ef95d409386e4e5cceb297a3acb85aefaddb3121945b1b10cc53b524d6d9e
sha512 039ebcb338cfda9d08d66b7879357ad605be6ce6bd7987a299388384122c6c4945087289028be22d3c3fc2638d16496d8edc5c7f5bc12d77bfe29a03ef8353ac
ripemd-160 7fdece6a5d296cf96f37717540376ec67426b694

816561663 as geometric shapes

Circle

Radius = n
Diameter 1633123326
Circumference 5130608243.3677
Area 2.0947289997029E+18

Sphere

Radius = n
Volume 2.280633860709E+27
Surface area 8.3789159988117E+18
Circumference 5130608243.3677

Square

Length = n
Perimeter 3266246652
Area 666772949481325569
Diagonal 1154792578.3285

Cube

Length = n
Surface area 4000637696887953414
Volume 5.4446122847189E+26
Space diagonal 1414326287.8289

Equilateral Triangle

Length = n
Perimeter 2449684989
Area 2.8872115640355E+17
Altitude 707163143.91447

Triangular Pyramid

Length = n
Surface area 2.8872115640355E+17
Volume 6.4165371124271E+25
Height 384930859.44284