21090718 (number)

21090718 is an even 8-digits composite number following 21090717 and preceding 21090719. In scientific notation, it is written as 2.1090718 × 10^7. The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors. There are 9586680 positive integers (up to 21090718) that are relatively prime to 21090718.

Interesting facts

Basic properties

Name

Name twenty-one million ninety thousand seven hundred eighteen

Notation

Scientific notation 2.1090718 × 10^7
Engineering notation 2.1090718 × 10^6

Prime Factorization of 21090718

Prime Factorization 2 × 11 × 958669

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 21090718
Product of the distinct prime numbers

The prime factorization of 21090718 is 2 × 11 × 958669. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21090718)

Multiplication

n×y
n×2 42181436
n×3 63272154
n×4 84362872
n×5 105453590

Division

n÷y
n÷2 10545359
n÷3 7030239.3333333
n÷3 5272679.5
n÷5 4218143.6

Exponentiation

ny
n2 444818385755524
n3 9.381539135185E+21
n4 1.9786339630615E+29
n5 4.1730810940153E+36

Nth Root

y√n
2√n 4592.463173505
3√n 276.28912326471
4√n 67.767714831659
5√n 29.16206495537

Divisors of 21090718

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21090717
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21090718 can be divided by 8 positive divisors. The sum of these divisors (counting 21090718) is 1, the average is 0.125.

Base conversion 21090718

Base System Value
2 Binary 1010000011101000110011110
3 Ternary 1110200112000201
4 Quaternary 1100131012132
5 Quinary 20344400333
6 Senary 2032014114
8 Octal 120350636
10 Decimal 21090718
12 Duodecimal 709133a
16 Hexadecimal 141d19e
20 Vigesimal 6bg6fi
36 Base36 ck1pa

Cryptographic Hash Functions

md5 705d95f85e075835a956e4bff4c1a52d
sha1 4d0e36f1278f85a2cee97aa8a37db6e4b6dc4a57
sha256 1530aa65c858a599cb6e51bea9aa5ec3231135872eb99140a0d79ab0aba12780
sha512 d5bc0a5fcafac110a7dba2ced24197e00251d4a3cbd6328b632be0c01ac541f69189cdd1716994f46bc6ddaddb7d9f84b0331b0c5027c2b0ebdbdee13eb297ab
ripemd-160 c5c541928b9f5af9544fb028ee12cee266ce8942

21090718 as geometric shapes

Circle

Radius = n
Diameter 42181436
Circumference 132516889.45547
Area 1.3974381728712E+15

Sphere

Radius = n
Volume 3.9297299235283E+22
Surface area 5.5897526914849E+15
Circumference 132516889.45547

Square

Length = n
Perimeter 84362872
Area 444818385755524
Diagonal 29826779.435786

Cube

Length = n
Surface area 2668910314533144
Volume 9.381539135185E+21
Space diagonal 36530195.144107

Equilateral Triangle

Length = n
Perimeter 63272154
Area 1.9261201106733E+14
Altitude 18265097.572054

Triangular Pyramid

Length = n
Surface area 1.9261201106733E+14
Volume 1.105624990076E+21
Height 9942259.8119288