20155454 (number)

20155454 is an even 8-digits composite number following 20155453 and preceding 20155455. In scientific notation, it is written as 2.0155454 × 10^7. The sum of its digits is 26. It has a total of 5 prime factors and 24 positive divisors. There are 8910000 positive integers (up to 20155454) that are relatively prime to 20155454.

Interesting facts

Basic properties

Name

Name twenty million one hundred fifty-five thousand four hundred fifty-four

Notation

Scientific notation 2.0155454 × 10^7
Engineering notation 2.0155454 × 10^6

Prime Factorization of 20155454

Prime Factorization 2 × 11 × 11 × 37 × 2251

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 1832314
Product of the distinct prime numbers

The prime factorization of 20155454 is 2 × 11 × 11 × 37 × 2251. Since it has a total of 5 prime factors.

Most popular turbo-numbers

7, 4, 65, 84, 860, 764, 5444, 819, 96178, 83393, 740558, 469149, 2271597, 297583, 60954725, 26066489, 355681788, 316533390, 4553033480, 4938288333

Basic calculations (n = 20155454)

Multiplication

n×y
n×2 40310908
n×3 60466362
n×4 80621816
n×5 100777270

Division

n÷y
n÷2 10077727
n÷3 6718484.6666667
n÷3 5038863.5
n÷5 4031090.8

Exponentiation

ny
n2 406242325946116
n3 8.1879985134599E+21
n4 1.6503282739011E+29
n5 3.3263115609513E+36

Nth Root

y√n
2√n 4489.4825982512
3√n 272.14322582331
4√n 67.003601382696
5√n 28.898714002402

Divisors of 20155454

1, 2, 11, 22, 37, 74, 121, 242, 407, 814, 2251, 4477, 4502, 8954, 24761, 49522, 83287, 166574, 272371, 544742, 916157, 1832314, 10077727, 20155454

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20155453
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20155454 can be divided by 24 positive divisors. The sum of these divisors (counting 20155454) is 1, the average is 0.041666666666667.

Base conversion 20155454

Base System Value
2 Binary 1001100111000110000111110
3 Ternary 1101221000002022
4 Quaternary 1030320300332
5 Quinary 20124433304
6 Senary 2000000142
8 Octal 114706076
10 Decimal 20155454
12 Duodecimal 6900052
16 Hexadecimal 1338c3e
20 Vigesimal 65j8ce
36 Base36 c001q

Cryptographic Hash Functions

md5 143747138557121c6de76624d1d4d32e
sha1 1929af5ba2507d838efa06946d8ad17b19a10576
sha256 f9bb41fa98b382067202178daec923ddbadca6aa2d497da9c97182e051eeec52
sha512 6fe0125a9a0a929d40c2386ff7e23789a265f5662fe79ddfc17127334a8f2cae30e282dc9352c3dc1a73cc993c8dbff68eed3931d48916ff962ce6a06e4ebe98
ripemd-160 add2c9430a9787ace83085090626232bec656325

20155454 as geometric shapes

Circle

Radius = n
Diameter 40310908
Circumference 126640452.43233
Area 1.2762479067695E+15

Sphere

Radius = n
Volume 3.4297807969987E+22
Surface area 5.1049916270782E+15
Circumference 126640452.43233

Square

Length = n
Perimeter 80621816
Area 406242325946116
Diagonal 28504116.402587

Cube

Length = n
Surface area 2437453955676696
Volume 8.1879985134599E+21
Space diagonal 34910270.377617

Equilateral Triangle

Length = n
Perimeter 60466362
Area 1.7590808718091E+14
Altitude 17455135.188809

Triangular Pyramid

Length = n
Surface area 1.7590808718091E+14
Volume 9.6496487886882E+20
Height 9501372.1341957