198661680 (number)

198661680 is an even 9-digits composite number following 198661679 and preceding 198661681. In scientific notation, it is written as 1.98661680 × 10^8. The sum of its digits is 45. It has a total of 7 prime factors and 40 positive divisors. There are 45384192 positive integers (up to 198661680) that are relatively prime to 198661680.

Interesting facts

Basic properties

Name

Name one hundred ninety-eight million six hundred sixty-one thousand six hundred eighty

Notation

Scientific notation 1.98661680 × 10^8
Engineering notation 1.98661680 × 10^6

Prime Factorization of 198661680

Prime Factorization 2 × 2 × 2 × 2 × 63 × 105 × 1877

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 24832710
Product of the distinct prime numbers

The prime factorization of 198661680 is 2 × 2 × 2 × 2 × 63 × 105 × 1877. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 198661680)

Multiplication

n×y
n×2 397323360
n×3 595985040
n×4 794646720
n×5 993308400

Division

n÷y
n÷2 99330840
n÷3 66220560
n÷3 49665420
n÷5 39732336

Exponentiation

ny
n2 39466463100422400
n3 7.8404738631879E+24
n4 1.557601709657E+33
n5 3.0943577241133E+41

Nth Root

y√n
2√n 14094.739444204
3√n 583.49620341038
4√n 118.72126786808
5√n 45.669138666358

Divisors of 198661680

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -198661679
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 198661680 can be divided by 40 positive divisors. The sum of these divisors (counting 198661680) is 1, the average is 0.025.

Base conversion 198661680

Base System Value
2 Binary 1011110101110101011000110000
3 Ternary 111211211001121000
4 Quaternary 23311311120300
5 Quinary 401324133210
6 Senary 31414002000
8 Octal 1365653060
10 Decimal 198661680
12 Duodecimal 56646300
16 Hexadecimal bd75630
20 Vigesimal 321ce40
36 Base36 3aa0c0

Cryptographic Hash Functions

md5 ddf16e7070f4a86d5e468b8d1876d759
sha1 78a7494599eb51dcf0ea726028e04db55e6b8ee6
sha256 f608557b431f51a4ef11ae6547d96bf6534759efe42f7697a04bcb190bfe9955
sha512 51576fe9971a4d4911addf85a7a4d94d6e895780a75d96d6a7b0e09269a346c51b7850ab42660caeb414e4d293f882f0f5066c94880d367a156adeb58943965c
ripemd-160 0e599c7e2a14f62bb3ae19dd3f9eb92cd7899de4

198661680 as geometric shapes

Circle

Radius = n
Diameter 397323360
Circumference 1248228148.8756
Area 1.2398755053946E+17

Sphere

Radius = n
Volume 3.2842100119005E+25
Surface area 4.9595020215784E+17
Circumference 1248228148.8756

Square

Length = n
Perimeter 794646720
Area 39466463100422400
Diagonal 280950042.17982

Cube

Length = n
Surface area 236798778602534400
Volume 7.8404738631879E+24
Space diagonal 344092123.27699

Equilateral Triangle

Length = n
Perimeter 595985040
Area 1.7089479821243E+16
Altitude 172046061.63849

Triangular Pyramid

Length = n
Surface area 1.7089479821243E+16
Volume 9.2400870606268E+23
Height 93650014.059941