20129968 (number)

20129968 is an even 8-digits composite number following 20129967 and preceding 20129969. In scientific notation, it is written as 2.0129968 × 10^7. The sum of its digits is 37. It has a total of 7 prime factors and 40 positive divisors. There are 9117504 positive integers (up to 20129968) that are relatively prime to 20129968.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.0129968 × 10^7
Engineering notation 2.0129968 × 10^6

Prime Factorization of 20129968

Prime Factorization 2 × 2 × 2 × 2 × 19 × 23 × 2879

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 2516246
Product of the distinct prime numbers

The prime factorization of 20129968 is 2 × 2 × 2 × 2 × 19 × 23 × 2879. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20129968)

Multiplication

n×y
n×2 40259936
n×3 60389904
n×4 80519872
n×5 100649840

Division

n÷y
n÷2 10064984
n÷3 6709989.3333333
n÷3 5032492
n÷5 4025993.6

Exponentiation

ny
n2 405215611681024
n3 8.1569772962394E+21
n4 1.6419969195003E+29
n5 3.3053345445639E+36

Nth Root

y√n
2√n 4486.6432886959
3√n 272.02847164477
4√n 66.98241029327
5√n 28.891401982264

Divisors of 20129968

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 -20129967
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 20129968 can be divided by 40 positive divisors. The sum of these divisors (counting 20129968) is 1, the average is 0.025.

Base conversion 20129968

Base System Value
2 Binary 1001100110010100010110000
3 Ternary 1101212201010101
4 Quaternary 1030302202300
5 Quinary 20123124333
6 Senary 1555242144
8 Octal 114624260
10 Decimal 20129968
12 Duodecimal 68a9354
16 Hexadecimal 13328b0
20 Vigesimal 65g4i8
36 Base36 bzgds

Cryptographic Hash Functions

md5 e118e3f82c5c1da83a9a5d30a97d4c48
sha1 b28ef328bcee1d25c262ab98356566cb6a6668ef
sha256 71d82f7482c82e406eb5b176b3b4d9213337f94776b6753868d53223a8ff34aa
sha512 6b400d5ba8dfea178c986c4678f988b1e3ab6644888f2792b83fce366dbb243e54e48ac707463ee134e133482f6fff9e6e740c4f5fdc5e5603ba1514e1115a99
ripemd-160 c29fd4499704d44ff28f745a96c585afc1a6c535

20129968 as geometric shapes

Circle

Radius = n
Diameter 40259936
Circumference 126480319.1716
Area 1.273022388777E+15

Sphere

Radius = n
Volume 3.4167866599153E+22
Surface area 5.092089555108E+15
Circumference 126480319.1716

Square

Length = n
Perimeter 80519872
Area 405215611681024
Diagonal 28468073.755736

Cube

Length = n
Surface area 2431293670086144
Volume 8.1569772962394E+21
Space diagonal 34866127.330736

Equilateral Triangle

Length = n
Perimeter 60389904
Area 1.7546350686291E+14
Altitude 17433063.665368

Triangular Pyramid

Length = n
Surface area 1.7546350686291E+14
Volume 9.6130899335927E+20
Height 9489357.9185788