19994540 (number)

19994540 is an even 8-digits composite number following 19994539 and preceding 19994541. In scientific notation, it is written as 1.9994540 × 10^7. The sum of its digits is 41. It has a total of 4 prime factors and 12 positive divisors. There are 7997808 positive integers (up to 19994540) that are relatively prime to 19994540.

Interesting facts

Basic properties

Name

Name nineteen million nine hundred ninety-four thousand five hundred forty

Notation

Scientific notation 1.9994540 × 10^7
Engineering notation 1.9994540 × 10^6

Prime Factorization of 19994540

Prime Factorization 2 × 2 × 5 × 999727

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 9997270
Product of the distinct prime numbers

The prime factorization of 19994540 is 2 × 2 × 5 × 999727. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 7, 30, 23, 332, 919, 7831, 630, 184, 85701, 751245, 195519, 1331227, 9196983, 43827792, 85958240, 959825875, 769541888, 9885142804, 2007253166

Basic calculations (n = 19994540)

Multiplication

n×y
n×2 39989080
n×3 59983620
n×4 79978160
n×5 99972700

Division

n÷y
n÷2 9997270
n÷3 6664846.6666667
n÷3 4998635
n÷5 3998908

Exponentiation

ny
n2 399781629811600
n3 7.9934497885332E+21
n4 1.5982535153482E+29
n5 3.195634384277E+36

Nth Root

y√n
2√n 4471.5254667731
3√n 271.41705821103
4√n 66.869465877731
5√n 28.852422517782

Divisors of 19994540

1, 2, 4, 5, 10, 20, 999727, 1999454, 3998908, 4998635, 9997270, 19994540

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -19994539
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 19994540 can be divided by 12 positive divisors. The sum of these divisors (counting 19994540) is 1, the average is 0.083333333333333.

Base conversion 19994540

Base System Value
2 Binary 1001100010001011110101100
3 Ternary 1101121211100112
4 Quaternary 1030101132230
5 Quinary 20104311130
6 Senary 1552315152
8 Octal 114213654
10 Decimal 19994540
12 Duodecimal 6842ab8
16 Hexadecimal 13117ac
20 Vigesimal 64j670
36 Base36 bwjvw

Cryptographic Hash Functions

md5 ed5aef48088e3414e8634f2b4d8c6379
sha1 5e5ee920c04807dc43039220617040861bd1b344
sha256 c6ed2ba3853335260cb32bc0911e6edd0445f5211e485f536fd4b5abbc6badea
sha512 f59b58c05f2afbf5927d6a1ffec75bb6099ef9a99096cce6f4484452fb2f8481b71b7d60585cfd7963d0edd179bb51118e1a7271545fba0335b91dee2e6792fa
ripemd-160 cedf96905ce26f3727583988415b42332c608efb

19994540 as geometric shapes

Circle

Radius = n
Diameter 39989080
Circumference 125629399.95181
Area 1.2559510312563E+15

Sphere

Radius = n
Volume 3.348288417666E+22
Surface area 5.0238041250251E+15
Circumference 125629399.95181

Square

Length = n
Perimeter 79978160
Area 399781629811600
Diagonal 28276549.641411

Cube

Length = n
Surface area 2398689778869600
Volume 7.9934497885332E+21
Space diagonal 34631559.153968

Equilateral Triangle

Length = n
Perimeter 59983620
Area 1.731105236916E+14
Altitude 17315779.576984

Triangular Pyramid

Length = n
Surface area 1.731105236916E+14
Volume 9.4203709175767E+20
Height 9425516.5471371