20129998 (number)

20129998 is an even 8-digits composite number following 20129997 and preceding 20129999. In scientific notation, it is written as 2.0129998 × 10^7. The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors. There are 8393760 positive integers (up to 20129998) that are relatively prime to 20129998.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.0129998 × 10^7
Engineering notation 2.0129998 × 10^6

Prime Factorization of 20129998

Prime Factorization 2 × 7 × 37 × 38861

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 20129998
Product of the distinct prime numbers

The prime factorization of 20129998 is 2 × 7 × 37 × 38861. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 6, 43, 52, 960, 991, 8538, 7376, 11057, 24192, 624221, 774789, 6293276, 5033323, 80501444, 84187007, 933393298, 610415436, 2694726300, 3725680198

Basic calculations (n = 20129998)

Multiplication

n×y
n×2 40259996
n×3 60389994
n×4 80519992
n×5 100649990

Division

n÷y
n÷2 10064999
n÷3 6709999.3333333
n÷3 5032499.5
n÷5 4025999.6

Exponentiation

ny
n2 405216819480004
n3 8.1570137656988E+21
n4 1.6420067078949E+29
n5 3.3053591745911E+36

Nth Root

y√n
2√n 4486.6466319513
3√n 272.02860678077
4√n 66.982435249484
5√n 28.891410593719

Divisors of 20129998

1, 2, 7, 14, 37, 74, 259, 518, 38861, 77722, 272027, 544054, 1437857, 2875714, 10064999, 20129998

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20129997
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20129998 can be divided by 16 positive divisors. The sum of these divisors (counting 20129998) is 1, the average is 0.0625.

Base conversion 20129998

Base System Value
2 Binary 1001100110010100011001110
3 Ternary 1101212201011111
4 Quaternary 1030302203032
5 Quinary 20123124443
6 Senary 1555242234
8 Octal 114624316
10 Decimal 20129998
12 Duodecimal 68a937a
16 Hexadecimal 13328ce
20 Vigesimal 65g4ji
36 Base36 bzgem

Cryptographic Hash Functions

md5 a6eac58df49c817332486de362e8fdab
sha1 19ebe68fcbe46353ee03dc79961234ef29ab6c17
sha256 7e3825488cb8b9729df6cf54cc67ec80bc92a69445eb9b071ff0d7168dd2deb7
sha512 758ac28605405eab7856edbdc69db7ef04462d88863a8a19a57dcfd1f7746f7ff33680cf42cd338d3704e707f971505cfcce7c4d95d1478d3549150b140bd715
ripemd-160 7ba6a463da4ef94d2a5e3165c2c66be45774cda7

20129998 as geometric shapes

Circle

Radius = n
Diameter 40259996
Circumference 126480507.66715
Area 1.2730261831894E+15

Sphere

Radius = n
Volume 3.4168019362067E+22
Surface area 5.0921047327576E+15
Circumference 126480507.66715

Square

Length = n
Perimeter 80519992
Area 405216819480004
Diagonal 28468116.182143

Cube

Length = n
Surface area 2431300916880024
Volume 8.1570137656988E+21
Space diagonal 34866179.29226

Equilateral Triangle

Length = n
Perimeter 60389994
Area 1.7546402985521E+14
Altitude 17433089.64613

Triangular Pyramid

Length = n
Surface area 1.7546402985521E+14
Volume 9.6131329132628E+20
Height 9489372.0607144