20138994 (number)

20138994 is an even 8-digits composite number following 20138993 and preceding 20138995. In scientific notation, it is written as 2.0138994 × 10^7. The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors. There are 6612408 positive integers (up to 20138994) that are relatively prime to 20138994.

Interesting facts

Basic properties

Name

Name twenty million one hundred thirty-eight thousand nine hundred ninety-four

Notation

Scientific notation 2.0138994 × 10^7
Engineering notation 2.0138994 × 10^6

Prime Factorization of 20138994

Prime Factorization 2 × 3 × 3 × 67 × 16699

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 6712998
Product of the distinct prime numbers

The prime factorization of 20138994 is 2 × 3 × 3 × 67 × 16699. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 5, 64, 100, 558, 673, 4078, 2175, 45729, 85590, 373957, 901400, 3839422, 4913077, 45788410, 87963206, 223250296, 533767314, 72305933, 5455759255

Basic calculations (n = 20138994)

Multiplication

n×y
n×2 40277988
n×3 60416982
n×4 80555976
n×5 100694970

Division

n÷y
n÷2 10069497
n÷3 6712998
n÷3 5034748.5
n÷5 4027798.8

Exponentiation

ny
n2 405579079332036
n3 8.1679546451934E+21
n4 1.6449438959182E+29
n5 3.3127515250234E+36

Nth Root

y√n
2√n 4487.6490504495
3√n 272.06912350767
4√n 66.989917528308
5√n 28.89399241893

Divisors of 20138994

1, 2, 3, 6, 9, 18, 67, 134, 201, 402, 603, 1206, 16699, 33398, 50097, 100194, 150291, 300582, 1118833, 2237666, 3356499, 6712998, 10069497, 20138994

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20138993
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20138994 can be divided by 24 positive divisors. The sum of these divisors (counting 20138994) is 1, the average is 0.041666666666667.

Base conversion 20138994

Base System Value
2 Binary 1001100110100101111110010
3 Ternary 1101220011111200
4 Quaternary 1030310233302
5 Quinary 20123421434
6 Senary 1555352030
8 Octal 114645762
10 Decimal 20138994
12 Duodecimal 68b2616
16 Hexadecimal 1334bf2
20 Vigesimal 65h79e
36 Base36 bznci

Cryptographic Hash Functions

md5 f842cb4e1d094b3d855ac76f5b38093c
sha1 0762a41368e5832acd5dc0b429c93f4d8f917520
sha256 a1f2f956d52271c8f15bcef5839868332bd1ac9ab472d08e7a3cd7c4f3ff0de8
sha512 0a3da42895b044226ba8b1602b552c8bed63b3c89ea6601df064128b045b8a045d545bd7f4cfe3d3ffc25c7e8351620d917005c6452fd20e1e8a145bc31ce452
ripemd-160 8bd91a243b3a268651350f61bcc743db71f4d1db

20138994 as geometric shapes

Circle

Radius = n
Diameter 40277988
Circumference 126537031.20218
Area 1.2741642560792E+15

Sphere

Radius = n
Volume 3.4213848410926E+22
Surface area 5.0966570243169E+15
Circumference 126537031.20218

Square

Length = n
Perimeter 80555976
Area 405579079332036
Diagonal 28480838.44735

Cube

Length = n
Surface area 2433474475992216
Volume 8.1679546451934E+21
Space diagonal 34881760.821325

Equilateral Triangle

Length = n
Perimeter 60416982
Area 1.7562089297252E+14
Altitude 17440880.410662

Triangular Pyramid

Length = n
Surface area 1.7562089297252E+14
Volume 9.6260268634007E+20
Height 9493612.8157835