21305468 (number)

21305468 is an even 8-digits composite number following 21305467 and preceding 21305469. In scientific notation, it is written as 2.1305468 × 10^7. The sum of its digits is 29. It has a total of 5 prime factors and 24 positive divisors. There are 10289664 positive integers (up to 21305468) that are relatively prime to 21305468.

Interesting facts

Basic properties

Name

Name twenty-one million three hundred five thousand four hundred sixty-eight

Notation

Scientific notation 2.1305468 × 10^7
Engineering notation 2.1305468 × 10^6

Prime Factorization of 21305468

Prime Factorization 2 × 2 × 97 × 43 × 1277

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10652734
Product of the distinct prime numbers

The prime factorization of 21305468 is 2 × 2 × 97 × 43 × 1277. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 9, 71, 26, 32, 225, 8579, 4564, 79362, 10794, 873358, 650551, 5976892, 2099111, 91242961, 69528611, 506677308, 130650520, 3957591662, 7033401145

Basic calculations (n = 21305468)

Multiplication

n×y
n×2 42610936
n×3 63916404
n×4 85221872
n×5 106527340

Division

n÷y
n÷2 10652734
n÷3 7101822.6666667
n÷3 5326367
n÷5 4261093.6

Exponentiation

ny
n2 453922966699024
n3 9.6710412414711E+21
n4 2.0604605969684E+29
n5 4.3899077313972E+36

Nth Root

y√n
2√n 4615.784657022
3√n 277.22370248206
4√n 67.939566211612
5√n 29.22121136789

Divisors of 21305468

1, 2, 4, 43, 86, 97, 172, 194, 388, 1277, 2554, 4171, 5108, 8342, 16684, 54911, 109822, 123869, 219644, 247738, 495476, 5326367, 10652734, 21305468

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 -21305467
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 21305468 can be divided by 24 positive divisors. The sum of these divisors (counting 21305468) is 1, the average is 0.041666666666667.

Base conversion 21305468

Base System Value
2 Binary 1010001010001100001111100
3 Ternary 1111002102121102
4 Quaternary 1101101201330
5 Quinary 20423233333
6 Senary 2040352232
8 Octal 121214174
10 Decimal 21305468
12 Duodecimal 7175678
16 Hexadecimal 145187c
20 Vigesimal 6d33d8
36 Base36 conek

Cryptographic Hash Functions

md5 57bfd39ec9fa70444b6baf9316c35b69
sha1 6d88b7eb513b65ddfd578fb7c80d25f7547be208
sha256 b83f3bbcdabc2dcdc9427541f5a1b5aa27fe043877e15ca6d7af348206749757
sha512 0008079d89d835e1a9b6aeb5f626f0870dfefef9a04541d142c1a132deaecb5603e2b859cf7252acd3fcbe9d741f6ead22342d4ced608d60529064e3ed6e8821
ripemd-160 adae629a6368c3020e56c93cf08662e7301ecb1c

21305468 as geometric shapes

Circle

Radius = n
Diameter 42610936
Circumference 133866203.50018
Area 1.4260410574773E+15

Sphere

Radius = n
Volume 4.0509962822359E+22
Surface area 5.7041642299094E+15
Circumference 133866203.50018

Square

Length = n
Perimeter 85221872
Area 453922966699024
Diagonal 30130481.798306

Cube

Length = n
Surface area 2723537800194144
Volume 9.6710412414711E+21
Space diagonal 36902153.055033

Equilateral Triangle

Length = n
Perimeter 63916404
Area 1.9655441026128E+14
Altitude 18451076.527516

Triangular Pyramid

Length = n
Surface area 1.9655441026128E+14
Volume 1.1397431404965E+21
Height 10043493.932769