20105440 (number)

20105440 is an even 8-digits composite number following 20105439 and preceding 20105441. In scientific notation, it is written as 2.0105440 × 10^7. The sum of its digits is 16. It has a total of 7 prime factors and 24 positive divisors. There are 8042112 positive integers (up to 20105440) that are relatively prime to 20105440.

Interesting facts

Basic properties

Name

Name twenty million one hundred five thousand four hundred forty

Notation

Scientific notation 2.0105440 × 10^7
Engineering notation 2.0105440 × 10^6

Prime Factorization of 20105440

Prime Factorization 2 × 2 × 2 × 2 × 2 × 5 × 125659

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 1256590
Product of the distinct prime numbers

The prime factorization of 20105440 is 2 × 2 × 2 × 2 × 2 × 5 × 125659. Since it has a total of 7 prime factors.

Most popular turbo-numbers

7, 1, 77, 1, 537, 267, 9189, 1466, 57315, 8830, 887032, 974686, 4405243, 1773110, 92590610, 83490718, 992966034, 603408813, 8002021630, 7132701587

Basic calculations (n = 20105440)

Multiplication

n×y
n×2 40210880
n×3 60316320
n×4 80421760
n×5 100527200

Division

n÷y
n÷2 10052720
n÷3 6701813.3333333
n÷3 5026360
n÷5 4021088

Exponentiation

ny
n2 404228717593600
n3 8.1271962278551E+21
n4 1.6340085612737E+29
n5 3.2852461088174E+36

Nth Root

y√n
2√n 4483.9090088895
3√n 271.91793948993
4√n 66.961996751064
5√n 28.884357818552

Divisors of 20105440

1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 125659, 251318, 502636, 628295, 1005272, 1256590, 2010544, 2513180, 4021088, 5026360, 10052720, 20105440

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 -20105439
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 20105440 can be divided by 24 positive divisors. The sum of these divisors (counting 20105440) is 1, the average is 0.041666666666667.

Base conversion 20105440

Base System Value
2 Binary 1001100101100100011100000
3 Ternary 1101211110110221
4 Quaternary 1030230203200
5 Quinary 20121333230
6 Senary 1554532424
8 Octal 114544340
10 Decimal 20105440
12 Duodecimal 6897114
16 Hexadecimal 132c8e0
20 Vigesimal 65d3c0
36 Base36 byxgg

Cryptographic Hash Functions

md5 2faec26a43a48aabafdaa1cb786f59e2
sha1 390cab702f0bf1f69b148c3fd5aeeae4d8efd39f
sha256 80e88b540f588a36ab6676d06d969b44389706fc024dcdb15235b75e69fb5066
sha512 ef8be9aa7d60ec3cf0ddaf6a61aa2534c1b46c60b737126c94f816a4f522d679528fd8602256e0a5f78117a2f8ecfd47a4892467134b19fab89e52b84062c69c
ripemd-160 d3ca16dfcfa0ddb0538a76d1b2d7ed7aa43f65bb

20105440 as geometric shapes

Circle

Radius = n
Diameter 40210880
Circumference 126326205.20238
Area 1.2699219695621E+15

Sphere

Radius = n
Volume 3.4043119951616E+22
Surface area 5.0796878782483E+15
Circumference 126326205.20238

Square

Length = n
Perimeter 80421760
Area 404228717593600
Diagonal 28433385.925479

Cube

Length = n
Surface area 2425372305561600
Volume 8.1271962278551E+21
Space diagonal 34823643.588528

Equilateral Triangle

Length = n
Perimeter 60316320
Area 1.7503616918763E+14
Altitude 17411821.794264

Triangular Pyramid

Length = n
Surface area 1.7503616918763E+14
Volume 9.5779926079167E+20
Height 9477795.3084928