20138408 (number)

20138408 is an even 8-digits composite number following 20138407 and preceding 20138409. In scientific notation, it is written as 2.0138408 × 10^7. The sum of its digits is 26. It has a total of 5 prime factors and 16 positive divisors. There are 9979648 positive integers (up to 20138408) that are relatively prime to 20138408.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.0138408 × 10^7
Engineering notation 2.0138408 × 10^6

Prime Factorization of 20138408

Prime Factorization 2 × 2 × 2 × 113 × 22277

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5034602
Product of the distinct prime numbers

The prime factorization of 20138408 is 2 × 2 × 2 × 113 × 22277. Since it has a total of 5 prime factors.

Most popular turbo-numbers

7, 8, 92, 50, 341, 179, 4580, 3384, 83889, 28447, 433669, 365119, 4115143, 2271486, 72839953, 4762023, 837222844, 641926123, 7261725749, 8393086954

Basic calculations (n = 20138408)

Multiplication

n×y
n×2 40276816
n×3 60415224
n×4 80553632
n×5 100692040

Division

n÷y
n÷2 10069204
n÷3 6712802.6666667
n÷3 5034602
n÷5 4027681.6

Exponentiation

ny
n2 405555476774464
n3 8.1672416579187E+21
n4 1.6447524474176E+29
n5 3.3122695845095E+36

Nth Root

y√n
2√n 4487.583759664
3√n 272.06648461298
4√n 66.989430208534
5√n 28.89382426677

Divisors of 20138408

1, 2, 4, 8, 113, 226, 452, 904, 22277, 44554, 89108, 178216, 2517301, 5034602, 10069204, 20138408

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 -20138407
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 20138408 can be divided by 16 positive divisors. The sum of these divisors (counting 20138408) is 1, the average is 0.0625.

Base conversion 20138408

Base System Value
2 Binary 1001100110100100110101000
3 Ternary 1101220010200222
4 Quaternary 1030310212220
5 Quinary 20123412113
6 Senary 1555345212
8 Octal 114644650
10 Decimal 20138408
12 Duodecimal 68b2208
16 Hexadecimal 13349a8
20 Vigesimal 65h608
36 Base36 bzmw8

Cryptographic Hash Functions

md5 f44a2876bf2bf6931c5c5ff422612b10
sha1 0386e4fbf8be44fab31f0593a5ac1b7b1d48ce22
sha256 c11ed33153ccf00449cd01d5877ea38871c69b8599367db1919d85d14642fc24
sha512 86716cf43d8eb0b46f9b1d83090154982a514aaffe614be9653bcba66f7234395b717d85baf64c5f101167a53e11d5ecf827e208fc6047f13826348f5bb4f60f
ripemd-160 7be2e24a215838a01acd3803ebfa70df3cc7dc32

20138408 as geometric shapes

Circle

Radius = n
Diameter 40276816
Circumference 126533349.25559
Area 1.2740901064578E+15

Sphere

Radius = n
Volume 3.4210861856813E+22
Surface area 5.096360425831E+15
Circumference 126533349.25559

Square

Length = n
Perimeter 80553632
Area 405555476774464
Diagonal 28480009.718203

Cube

Length = n
Surface area 2433332860646784
Volume 8.1672416579187E+21
Space diagonal 34880745.839552

Equilateral Triangle

Length = n
Perimeter 60415224
Area 1.756106727653E+14
Altitude 17440372.919776

Triangular Pyramid

Length = n
Surface area 1.756106727653E+14
Volume 9.6251865998393E+20
Height 9493336.5727343