21493528 (number)

21493528 is an even 8-digits composite number following 21493527 and preceding 21493529. In scientific notation, it is written as 2.1493528 × 10^7. The sum of its digits is 34. It has a total of 5 prime factors and 16 positive divisors. There are 9211488 positive integers (up to 21493528) that are relatively prime to 21493528.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.1493528 × 10^7
Engineering notation 2.1493528 × 10^6

Prime Factorization of 21493528

Prime Factorization 2 × 2 × 2 × 7 × 383813

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5373382
Product of the distinct prime numbers

The prime factorization of 21493528 is 2 × 2 × 2 × 7 × 383813. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 4, 93, 59, 640, 422, 7132, 9698, 90263, 9299, 224830, 962319, 6008298, 4530226, 84655310, 37192352, 35958952, 914221335, 889057256, 7819431836

Basic calculations (n = 21493528)

Multiplication

n×y
n×2 42987056
n×3 64480584
n×4 85974112
n×5 107467640

Division

n÷y
n÷2 10746764
n÷3 7164509.3333333
n÷3 5373382
n÷5 4298705.6

Exponentiation

ny
n2 461971745886784
n3 9.9294026554265E+21
n4 2.1341789399768E+29
n5 4.5871034803402E+36

Nth Root

y√n
2√n 4636.1113015112
3√n 278.03698419327
4√n 68.088995450889
5√n 29.272616392502

Divisors of 21493528

1, 2, 4, 7, 8, 14, 28, 56, 383813, 767626, 1535252, 2686691, 3070504, 5373382, 10746764, 21493528

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 -21493527
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 21493528 can be divided by 16 positive divisors. The sum of these divisors (counting 21493528) is 1, the average is 0.0625.

Base conversion 21493528

Base System Value
2 Binary 1010001111111011100011000
3 Ternary 1111102222120121
4 Quaternary 1101333130120
5 Quinary 21000243103
6 Senary 2044403024
8 Octal 121773430
10 Decimal 21493528
12 Duodecimal 7246474
16 Hexadecimal 147f718
20 Vigesimal 6e6dg8
36 Base36 csoig

Cryptographic Hash Functions

md5 b24c2bed75199a62d0ae2f57714ee0a0
sha1 da562e61a6849e3cab96d21771b5b6423149aaf9
sha256 035c0c214797cc8460e43e748f11efbf35be65fc4737cc6d5decfcc28fb77d90
sha512 4690bf0430560383affe92dfbaf2b136a05fb6e4776dac96fbb9504b3aa14151850cca879ee7b002830aa7aa4a8bb537bb0561ac319e59c026aefb0a09a9ce29
ripemd-160 676b43e7f0c66a155db39a7bbd8a4d0aa7965291

21493528 as geometric shapes

Circle

Radius = n
Diameter 42987056
Circumference 135047819.32905
Area 1.451327043044E+15

Sphere

Radius = n
Volume 4.159218458243E+22
Surface area 5.8053081721759E+15
Circumference 135047819.32905

Square

Length = n
Perimeter 85974112
Area 461971745886784
Diagonal 30396438.800846

Cube

Length = n
Surface area 2771830475320704
Volume 9.9294026554265E+21
Space diagonal 37227882.529904

Equilateral Triangle

Length = n
Perimeter 64480584
Area 2.000396338843E+14
Altitude 18613941.264952

Triangular Pyramid

Length = n
Surface area 2.000396338843E+14
Volume 1.1701913251306E+21
Height 10132146.266949