991709968 (number)

991709968 is an even 9-digits composite number following 991709967 and preceding 991709969. In scientific notation, it is written as 9.91709968 × 10^8. The sum of its digits is 58. It has a total of 7 prime factors and 40 positive divisors. There are 480629760 positive integers (up to 991709968) that are relatively prime to 991709968.

Interesting facts

Basic properties

Name

Name nine hundred ninety-one million seven hundred nine thousand nine hundred sixty-eight

Notation

Scientific notation 9.91709968 × 10^8
Engineering notation 9.91709968 × 10^6

Prime Factorization of 991709968

Prime Factorization 2 × 2 × 2 × 2 × 41 × 157 × 9629

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 123963746
Product of the distinct prime numbers

The prime factorization of 991709968 is 2 × 2 × 2 × 2 × 41 × 157 × 9629. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 991709968)

Multiplication

n×y
n×2 1983419936
n×3 2975129904
n×4 3966839872
n×5 4958549840

Division

n÷y
n÷2 495854984
n÷3 330569989.33333
n÷3 247927492
n÷5 198341993.6

Exponentiation

ny
n2 983488660630561024
n3 9.753355081623E+26
n4 9.6724994558889E+35
n5 9.5923141258796E+44

Nth Root

y√n
2√n 31491.426896856
3√n 997.2289845659
4√n 177.45823986746
5√n 62.990772682452

Divisors of 991709968

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 -991709967
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 991709968 can be divided by 40 positive divisors. The sum of these divisors (counting 991709968) is 1, the average is 0.025.

Base conversion 991709968

Base System Value
2 Binary 111011000111000100101100010000
3 Ternary 2120010002002022211
4 Quaternary 323013010230100
5 Quinary 4012334204333
6 Senary 242223441504
8 Octal 7307045420
10 Decimal 991709968
12 Duodecimal 238156294
16 Hexadecimal 3b1c4b10
20 Vigesimal f9i3ei8
36 Base36 gefsb4

Cryptographic Hash Functions

md5 f342beb8f1cc6bc69353791fe83cc432
sha1 166db1941338f6d14cb911eccdc5177cd69566b2
sha256 f47f1223b3b9dd1a9aa3c480cd3e68f6abd15086a0101c7a857cc2774da2d26f
sha512 1ccdd321b6b60a3f80bfb0ae3a91c4571f800594da008edae2a2e5f86562c1f4fb6729b9d45a0c492d84aed69c57534429ae3ed5c6f18040a57f5cc2d4a76ace
ripemd-160 51fc44b66a9579e1793490b6c287586a08665c79

991709968 as geometric shapes

Circle

Radius = n
Diameter 1983419936
Circumference 6231097499.9211
Area 3.0897207511258E+18

Sphere

Radius = n
Volume 4.0854758229706E+27
Surface area 1.2358883004503E+19
Circumference 6231097499.9211

Square

Length = n
Perimeter 3966839872
Area 983488660630561024
Diagonal 1402489686.6862

Cube

Length = n
Surface area 5900931963783366144
Volume 9.753355081623E+26
Space diagonal 1717692050.9485

Equilateral Triangle

Length = n
Perimeter 2975129904
Area 4.2586308222E+17
Altitude 858846025.47425

Triangular Pyramid

Length = n
Surface area 4.2586308222E+17
Volume 1.1494439195893E+26
Height 467496562.22873