20138744 (number)

20138744 is an even 8-digits composite number following 20138743 and preceding 20138745. In scientific notation, it is written as 2.0138744 × 10^7. The sum of its digits is 29. It has a total of 5 prime factors and 16 positive divisors. There are 9476992 positive integers (up to 20138744) that are relatively prime to 20138744.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.0138744 × 10^7
Engineering notation 2.0138744 × 10^6

Prime Factorization of 20138744

Prime Factorization 2 × 2 × 2 × 17 × 148079

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5034686
Product of the distinct prime numbers

The prime factorization of 20138744 is 2 × 2 × 2 × 17 × 148079. Since it has a total of 5 prime factors.

Most popular turbo-numbers

3, 8, 80, 62, 176, 529, 8928, 1139, 2551, 47942, 17778, 51097, 4705794, 7711089, 6801846, 8778713, 292754861, 449812144, 91839314, 9711111846

Basic calculations (n = 20138744)

Multiplication

n×y
n×2 40277488
n×3 60416232
n×4 80554976
n×5 100693720

Division

n÷y
n÷2 10069372
n÷3 6712914.6666667
n÷3 5034686
n÷5 4027748.8

Exponentiation

ny
n2 405569009897536
n3 8.1676504646599E+21
n4 1.6448622178927E+29
n5 3.3125459121413E+36

Nth Root

y√n
2√n 4487.621196135
3√n 272.06799770561
4√n 66.989709628681
5√n 28.893920682139

Divisors of 20138744

1, 2, 4, 8, 17, 34, 68, 136, 148079, 296158, 592316, 1184632, 2517343, 5034686, 10069372, 20138744

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 -20138743
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 20138744 can be divided by 16 positive divisors. The sum of these divisors (counting 20138744) is 1, the average is 0.0625.

Base conversion 20138744

Base System Value
2 Binary 1001100110100101011111000
3 Ternary 1101220011011102
4 Quaternary 1030310223320
5 Quinary 20123414434
6 Senary 1555350532
8 Octal 114645370
10 Decimal 20138744
12 Duodecimal 68b2448
16 Hexadecimal 1334af8
20 Vigesimal 65h6h4
36 Base36 bzn5k

Cryptographic Hash Functions

md5 e055cd76ef9ee795352dec91f31f0d40
sha1 0e0e3e8d96365d9c40aed50efc0d342c1abdf53a
sha256 b400ebacbfccf455c9a98a7d070e0ecffbcc9106a0d152a1aedfaeaa58a83705
sha512 61ee80f64707f22c321a6602fe5426fc3f730f47236ed76e9adb258f94df88872aabcb9625337b2e6b1df57e8e31110efa03ae72e5a019a1d93d37a2ed216d1c
ripemd-160 4ad76be0f0841f7a4d5578f2f75a024195879921

20138744 as geometric shapes

Circle

Radius = n
Diameter 40277488
Circumference 126535460.40585
Area 1.2741326220178E+15

Sphere

Radius = n
Volume 3.4212574262487E+22
Surface area 5.0965304880711E+15
Circumference 126535460.40585

Square

Length = n
Perimeter 80554976
Area 405569009897536
Diagonal 28480484.89396

Cube

Length = n
Surface area 2433414059385216
Volume 8.1676504646599E+21
Space diagonal 34881327.808623

Equilateral Triangle

Length = n
Perimeter 60416232
Area 1.7561653277948E+14
Altitude 17440663.904311

Triangular Pyramid

Length = n
Surface area 1.7561653277948E+14
Volume 9.6256683832042E+20
Height 9493494.9646533