21449910 (number)

21449910 is an even 8-digits composite number following 21449909 and preceding 21449911. In scientific notation, it is written as 2.1449910 × 10^7. The sum of its digits is 30. It has a total of 5 prime factors and 32 positive divisors. There are 5702400 positive integers (up to 21449910) that are relatively prime to 21449910.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred forty-nine thousand nine hundred ten

Notation

Scientific notation 2.1449910 × 10^7
Engineering notation 2.1449910 × 10^6

Prime Factorization of 21449910

Prime Factorization 2 × 5 × 3 × 1801 × 397

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 21449910
Product of the distinct prime numbers

The prime factorization of 21449910 is 2 × 5 × 3 × 1801 × 397. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 8, 33, 78, 613, 142, 2993, 5397, 87346, 23937, 82321, 460811, 1188963, 7510581, 23434488, 72779353, 223444028, 127603387, 7316820846, 6305487193

Basic calculations (n = 21449910)

Multiplication

n×y
n×2 42899820
n×3 64349730
n×4 85799640
n×5 107249550

Division

n÷y
n÷2 10724955
n÷3 7149970
n÷3 5362477.5
n÷5 4289982

Exponentiation

ny
n2 460098639008100
n3 9.8690743978462E+21
n4 2.1169075761711E+29
n5 4.5407476987187E+36

Nth Root

y√n
2√n 4631.4047544994
3√n 277.8487782358
4√n 68.054424944301
5√n 29.260725830019

Divisors of 21449910

1, 2, 3, 5, 6, 10, 15, 30, 397, 794, 1191, 1801, 1985, 2382, 3602, 3970, 5403, 5955, 9005, 10806, 11910, 18010, 27015, 54030, 714997, 1429994, 2144991, 3574985, 4289982, 7149970, 10724955, 21449910

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21449909
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21449910 can be divided by 32 positive divisors. The sum of these divisors (counting 21449910) is 1, the average is 0.03125.

Base conversion 21449910

Base System Value
2 Binary 1010001110100110010110110
3 Ternary 1111100202202010
4 Quaternary 1101310302312
5 Quinary 20442344120
6 Senary 2043425050
8 Octal 121646266
10 Decimal 21449910
12 Duodecimal 7225186
16 Hexadecimal 1474cb6
20 Vigesimal 6e14fa
36 Base36 crquu

Cryptographic Hash Functions

md5 633c6cb1b6c8a0337cd2d87952da6571
sha1 b899876efd738d5176cd6561386b8ec75d72aee2
sha256 205a5d4b499762e73c3957d7d42bad92b0d0589b6963f3009cb64a0dbffdc1f8
sha512 619985ed25b27a295621f692be26742ee32df07515bec9813fa478a329bd0a3ef6806755fbe1a0740a22e9c85c6bb2db6a933b0a86595bb5f7abd1cd1bd426a4
ripemd-160 f23b9d926f755f35ad4ae74dadc93b40244e11d2

21449910 as geometric shapes

Circle

Radius = n
Diameter 42899820
Circumference 134773759.35232
Area 1.4454425042345E+15

Sphere

Radius = n
Volume 4.1339482168006E+22
Surface area 5.781770016938E+15
Circumference 134773759.35232

Square

Length = n
Perimeter 85799640
Area 460098639008100
Diagonal 30334753.633682

Cube

Length = n
Surface area 2760591834048600
Volume 9.8690743978462E+21
Space diagonal 37152333.93778

Equilateral Triangle

Length = n
Perimeter 64349730
Area 1.9922855481383E+14
Altitude 18576166.96889

Triangular Pyramid

Length = n
Surface area 1.9922855481383E+14
Volume 1.1630815717919E+21
Height 10111584.544561