21492041 (number)

21492041 is an odd 8-digits composite number following 21492040 and preceding 21492042. In scientific notation, it is written as 2.1492041 × 10^7. The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors. There are 21337284 positive integers (up to 21492041) that are relatively prime to 21492041.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred ninety-two thousand forty-one

Notation

Scientific notation 2.1492041 × 10^7
Engineering notation 2.1492041 × 10^6

Prime Factorization of 21492041

Prime Factorization 139 × 154619

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 21492041
Product of the distinct prime numbers

The prime factorization of 21492041 is 139 × 154619. Since it has a total of 2 prime factors.

Most popular turbo-numbers

6, 9, 58, 46, 577, 306, 8553, 1376, 78314, 1166, 600801, 164800, 4166975, 2130658, 12600371, 97687668, 194299039, 512852970, 2076299820, 7538424639

Basic calculations (n = 21492041)

Multiplication

n×y
n×2 42984082
n×3 64476123
n×4 85968164
n×5 107460205

Division

n÷y
n÷2 10746020.5
n÷3 7164013.6666667
n÷3 5373010.25
n÷5 4298408.2

Exponentiation

ny
n2 461907826345681
n3 9.9273419420423E+21
n4 2.1335884003939E+29
n5 4.5855169378391E+36

Nth Root

y√n
2√n 4635.950927264
3√n 278.03057217737
4√n 68.087817759596
5√n 29.272211344199

Divisors of 21492041

1, 139, 154619, 21492041

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21492040
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21492041 can be divided by 4 positive divisors. The sum of these divisors (counting 21492041) is 1, the average is 0.25.

Base conversion 21492041

Base System Value
2 Binary 1010001111111000101001001
3 Ternary 1111102220112112
4 Quaternary 1101333011021
5 Quinary 21000221131
6 Senary 2044352105
8 Octal 121770511
10 Decimal 21492041
12 Duodecimal 7245635
16 Hexadecimal 147f149
20 Vigesimal 6e6a21
36 Base36 csnd5

Cryptographic Hash Functions

md5 8afb9a884276d9b0bb38a6213435c6da
sha1 2e4e01e19ab3a5e3c038d12572f17882a97f63ec
sha256 1dfa13d983005d7f2ab7aa20760b643907e524932ea017669c9d53560874a8cb
sha512 e4839bc886cde1d9dbb1ca3d0826d0f40e32680e6cd8633c20325108c97c740a45f51afa7244ffa554f5b26ce53564079faa62ae9a1f98d7bf79a5149b5feac1
ripemd-160 0e7f369a0928646ab1f4d69cc90e445dedcdfa75

21492041 as geometric shapes

Circle

Radius = n
Diameter 42984082
Circumference 135038476.2325
Area 1.4511262338832E+15

Sphere

Radius = n
Volume 4.1583552686392E+22
Surface area 5.8045049355329E+15
Circumference 135038476.2325

Square

Length = n
Perimeter 85968164
Area 461907826345681
Diagonal 30394335.865279

Cube

Length = n
Surface area 2771446958074086
Volume 9.9273419420423E+21
Space diagonal 37225306.970353

Equilateral Triangle

Length = n
Perimeter 64476123
Area 2.0001195591111E+14
Altitude 18612653.485177

Triangular Pyramid

Length = n
Surface area 2.0001195591111E+14
Volume 1.1699484677293E+21
Height 10131445.288426