21305436 (number)

21305436 is an even 8-digits composite number following 21305435 and preceding 21305437. In scientific notation, it is written as 2.1305436 × 10^7. The sum of its digits is 24. It has a total of 5 prime factors and 24 positive divisors. There are 7015920 positive integers (up to 21305436) that are relatively prime to 21305436.

Interesting facts

Basic properties

Name

Name twenty-one million three hundred five thousand four hundred thirty-six

Notation

Scientific notation 2.1305436 × 10^7
Engineering notation 2.1305436 × 10^6

Prime Factorization of 21305436

Prime Factorization 2 × 2 × 3 × 83 × 21391

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10652718
Product of the distinct prime numbers

The prime factorization of 21305436 is 2 × 2 × 3 × 83 × 21391. Since it has a total of 5 prime factors.

Most popular turbo-numbers

10, 10, 63, 63, 241, 430, 7843, 6930, 40453, 32685, 726732, 264945, 257562, 4217822, 87273733, 83260370, 188314635, 333818726, 6399797982, 6805085469

Basic calculations (n = 21305436)

Multiplication

n×y
n×2 42610872
n×3 63916308
n×4 85221744
n×5 106527180

Division

n÷y
n÷2 10652718
n÷3 7101812
n÷3 5326359
n÷5 4261087.2

Exponentiation

ny
n2 453921603150096
n3 9.6709976649318E+21
n4 2.0604482180635E+29
n5 4.3898747641267E+36

Nth Root

y√n
2√n 4615.7811906545
3√n 277.22356368885
4√n 67.939540700939
5√n 29.221202590056

Divisors of 21305436

1, 2, 3, 4, 6, 12, 83, 166, 249, 332, 498, 996, 21391, 42782, 64173, 85564, 128346, 256692, 1775453, 3550906, 5326359, 7101812, 10652718, 21305436

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 -21305435
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 21305436 can be divided by 24 positive divisors. The sum of these divisors (counting 21305436) is 1, the average is 0.041666666666667.

Base conversion 21305436

Base System Value
2 Binary 1010001010001100001011100
3 Ternary 1111002102120020
4 Quaternary 1101101201130
5 Quinary 20423233221
6 Senary 2040352140
8 Octal 121214134
10 Decimal 21305436
12 Duodecimal 7175650
16 Hexadecimal 145185c
20 Vigesimal 6d33bg
36 Base36 condo

Cryptographic Hash Functions

md5 9c13adbc2456613bd1c8fe60fe2c923a
sha1 9d9a8073abbd27e7b3264a570e84c7e4a3228c9c
sha256 31026c2b25bfe7c4e6a3baa20136f215fc098e04f3855bb37f208bf80d7c2869
sha512 4d5544303e22d20b4005e6679b530c3b9d11b50912d9ce23e8e10429190980d5b52865cc9cd4041fcbd606ab5af173da202114c417c5cf4938a4e07de2189460
ripemd-160 849c4ffca657f960126b634dbcea4aaa9782550d

21305436 as geometric shapes

Circle

Radius = n
Diameter 42610872
Circumference 133866002.43826
Area 1.426036773762E+15

Sphere

Radius = n
Volume 4.0509780289378E+22
Surface area 5.7041470950482E+15
Circumference 133866002.43826

Square

Length = n
Perimeter 85221744
Area 453921603150096
Diagonal 30130436.543472

Cube

Length = n
Surface area 2723529618900576
Volume 9.6709976649318E+21
Space diagonal 36902097.629407

Equilateral Triangle

Length = n
Perimeter 63916308
Area 1.9655381982727E+14
Altitude 18451048.814704

Triangular Pyramid

Length = n
Surface area 1.9655381982727E+14
Volume 1.1397380049521E+21
Height 10043478.847824