20155149 (number)

20155149 is an odd 8-digits composite number following 20155148 and preceding 20155150. In scientific notation, it is written as 2.0155149 × 10^7. The sum of its digits is 27. It has a total of 7 prime factors and 48 positive divisors. There are 10575360 positive integers (up to 20155149) that are relatively prime to 20155149.

Interesting facts

Basic properties

Name

Name twenty million one hundred fifty-five thousand one hundred forty-nine

Notation

Scientific notation 2.0155149 × 10^7
Engineering notation 2.0155149 × 10^6

Prime Factorization of 20155149

Prime Factorization 17 × 63 × 3 × 3 × 3 × 17 × 41

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 131733
Product of the distinct prime numbers

The prime factorization of 20155149 is 17 × 63 × 3 × 3 × 3 × 17 × 41. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20155149)

Multiplication

n×y
n×2 40310298
n×3 60465447
n×4 80620596
n×5 100775745

Division

n÷y
n÷2 10077574.5
n÷3 6718383
n÷3 5038787.25
n÷5 4031029.8

Exponentiation

ny
n2 406230031212201
n3 8.1876268073566E+21
n4 1.6502283825867E+29
n5 3.3260598935063E+36

Nth Root

y√n
2√n 4489.4486298431
3√n 272.14185309143
4√n 67.003347900259
5√n 28.898626540605

Divisors of 20155149

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20155148
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20155149 can be divided by 48 positive divisors. The sum of these divisors (counting 20155149) is 1, the average is 0.020833333333333.

Base conversion 20155149

Base System Value
2 Binary 1001100111000101100001101
3 Ternary 1101220222200000
4 Quaternary 1030320230031
5 Quinary 20124431044
6 Senary 1555554513
8 Octal 114705415
10 Decimal 20155149
12 Duodecimal 68bba39
16 Hexadecimal 1338b0d
20 Vigesimal 65j7h9
36 Base36 bzzt9

Cryptographic Hash Functions

md5 6be9565e7f3ffaecf1b13324d7916163
sha1 628e4dc5dbb26b67813e81ed1247ba016ef62b97
sha256 09d9b3c4f4c776e14b6250498969d0fb51d61a71586608cf68d363d78f26e45d
sha512 fb4fbcde3760bdddb5dd411f8fdef7bd48ac7476ee4f61964768e9aaf694383aca66deae75fde32596d9ecdea4541ba1cdcb34500089516392e26af07eccae19
ripemd-160 902e346be0bdc6ad573b15bd5f12af1e5af0e31b

20155149 as geometric shapes

Circle

Radius = n
Diameter 40310298
Circumference 126638536.06082
Area 1.2762092817238E+15

Sphere

Radius = n
Volume 3.4296250971102E+22
Surface area 5.1048371268952E+15
Circumference 126638536.06082

Square

Length = n
Perimeter 80620596
Area 406230031212201
Diagonal 28503685.067451

Cube

Length = n
Surface area 2437380187273206
Volume 8.1876268073566E+21
Space diagonal 34909742.102121

Equilateral Triangle

Length = n
Perimeter 60465447
Area 1.7590276340496E+14
Altitude 17454871.051061

Triangular Pyramid

Length = n
Surface area 1.7590276340496E+14
Volume 9.6492107288443E+20
Height 9501228.3558168