21803640 (number)

21803640 is an even 8-digits composite number following 21803639 and preceding 21803641. In scientific notation, it is written as 2.1803640 × 10^7. The sum of its digits is 24. It has a total of 8 prime factors and 128 positive divisors. There are 5391360 positive integers (up to 21803640) that are relatively prime to 21803640.

Interesting facts

Basic properties

Name

Name twenty-one million eight hundred three thousand six hundred forty

Notation

Scientific notation 2.1803640 × 10^7
Engineering notation 2.1803640 × 10^6

Prime Factorization of 21803640

Prime Factorization 2 × 2 × 2 × 5 × 3 × 19 × 73 × 131

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 5450910
Product of the distinct prime numbers

The prime factorization of 21803640 is 2 × 2 × 2 × 5 × 3 × 19 × 73 × 131. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21803640)

Multiplication

n×y
n×2 43607280
n×3 65410920
n×4 87214560
n×5 109018200

Division

n÷y
n÷2 10901820
n÷3 7267880
n÷3 5450910
n÷5 4360728

Exponentiation

ny
n2 475398717249600
n3 1.0365422487372E+22
n4 2.2600394036257E+29
n5 4.9277085542468E+36

Nth Root

y√n
2√n 4669.4367968739
3√n 279.36779130487
4√n 68.333277375477
5√n 29.356603054078

Divisors of 21803640

128 divisors

τ Total Divisors 128
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21803639
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0078125
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 128
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21803640 can be divided by 128 positive divisors. The sum of these divisors (counting 21803640) is 1, the average is 0.0078125.

Base conversion 21803640

Base System Value
2 Binary 1010011001011001001111000
3 Ternary 1112000201222020
4 Quaternary 1103023021320
5 Quinary 21040204030
6 Senary 2055154440
8 Octal 123131170
10 Decimal 21803640
12 Duodecimal 7375a20
16 Hexadecimal 14cb278
20 Vigesimal 6g5920
36 Base36 czbso

Cryptographic Hash Functions

md5 ec030814863e8778e146dec248262214
sha1 d16993d472e213f157c0df4ef270a8db5badf0c9
sha256 7865a6994a7057d7e17850e2f70dbb8b1f54dda331ea375c7f124bce1d78238f
sha512 a0ec81ddf1ee082675ab36a09444a2ac461bd5a04f991cb00e5b58c7e71eddff54c80059841abadf740942eae612670e1bc2b319bdfd6e176a57388f78236ab3
ripemd-160 502045e765d759ecf86a1edfe74657130bace84e

21803640 as geometric shapes

Circle

Radius = n
Diameter 43607280
Circumference 136996310.49103
Area 1.4935091176374E+15

Sphere

Radius = n
Volume 4.3418580183577E+22
Surface area 5.9740364705494E+15
Circumference 136996310.49103

Square

Length = n
Perimeter 87214560
Area 475398717249600
Diagonal 30835003.397101

Cube

Length = n
Surface area 2852392303497600
Volume 1.0365422487372E+22
Space diagonal 37765012.269941

Equilateral Triangle

Length = n
Perimeter 65410920
Area 2.0585368303234E+14
Altitude 18882506.134971

Triangular Pyramid

Length = n
Surface area 2.0585368303234E+14
Volume 1.2215767551141E+21
Height 10278334.4657