16991640 (number)

16991640 is an even 8-digits composite number following 16991639 and preceding 16991641. In scientific notation, it is written as 1.6991640 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 64 positive divisors. There are 4530816 positive integers (up to 16991640) that are relatively prime to 16991640.

Interesting facts

Basic properties

Name

Name sixteen million nine hundred ninety-one thousand six hundred forty

Notation

Scientific notation 1.6991640 × 10^7
Engineering notation 1.6991640 × 10^6

Prime Factorization of 16991640

Prime Factorization 2 × 2 × 2 × 3 × 9 × 5 × 15733

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 4247910
Product of the distinct prime numbers

The prime factorization of 16991640 is 2 × 2 × 2 × 3 × 9 × 5 × 15733. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 16991640)

Multiplication

n×y
n×2 33983280
n×3 50974920
n×4 67966560
n×5 84958200

Division

n÷y
n÷2 8495820
n÷3 5663880
n÷3 4247910
n÷5 3398328

Exponentiation

ny
n2 288715829889600
n3 4.9057554437853E+21
n4 8.335683042884E+28
n5 1.4163692541879E+36

Nth Root

y√n
2√n 4122.0917020367
3√n 257.08600330366
4√n 64.203517832255
5√n 27.928464543386

Divisors of 16991640

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -16991639
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 16991640 can be divided by 64 positive divisors. The sum of these divisors (counting 16991640) is 1, the average is 0.015625.

Base conversion 16991640

Base System Value
2 Binary 1000000110100010110011000
3 Ternary 1011222021011000
4 Quaternary 1000310112120
5 Quinary 13322213030
6 Senary 1404105000
8 Octal 100642630
10 Decimal 16991640
12 Duodecimal 5835160
16 Hexadecimal 1034598
20 Vigesimal 563j20
36 Base36 a46u0

Cryptographic Hash Functions

md5 3ff3c2dddc4e9f722c7772d22af9d7db
sha1 b46891584b4120154971cb95c5d83916cd44b5ef
sha256 2479f1a6663b97d5ba6f68a7f9145d3e72d13680594269609c5ffe652e012c5b
sha512 c0fa2c7bdc8b399b4bd2e804aafedaa15f0425d2b9bf481ea5df28de44e6402335f4c4215023805c610276171b62d48734bc9267e1843caefb38a6bc096555d3
ripemd-160 6b54b094deabcd01f5641898e1ad3afcb189db62

16991640 as geometric shapes

Circle

Radius = n
Diameter 33983280
Circumference 106761622.79288
Area 9.0702753015625E+14

Sphere

Radius = n
Volume 2.0549180350005E+22
Surface area 3.628110120625E+15
Circumference 106761622.79288

Square

Length = n
Perimeter 67966560
Area 288715829889600
Diagonal 24029807.734961

Cube

Length = n
Surface area 1732294979337600
Volume 4.9057554437853E+21
Space diagonal 29430383.78392

Equilateral Triangle

Length = n
Perimeter 50974920
Area 1.2501762157955E+14
Altitude 14715191.89196

Triangular Pyramid

Length = n
Surface area 1.2501762157955E+14
Volume 5.781488235239E+20
Height 8009935.9116537