20155968 (number)

20155968 is an even 8-digits composite number following 20155967 and preceding 20155969. In scientific notation, it is written as 2.0155968 × 10^7. The sum of its digits is 36. It has a total of 9 prime factors and 56 positive divisors. There are 5757696 positive integers (up to 20155968) that are relatively prime to 20155968.

Interesting facts

Basic properties

Name

Name twenty million one hundred fifty-five thousand nine hundred sixty-eight

Notation

Scientific notation 2.0155968 × 10^7
Engineering notation 2.0155968 × 10^6

Prime Factorization of 20155968

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 9 × 7 × 4999

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 629874
Product of the distinct prime numbers

The prime factorization of 20155968 is 2 × 2 × 2 × 2 × 2 × 2 × 9 × 7 × 4999. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20155968)

Multiplication

n×y
n×2 40311936
n×3 60467904
n×4 80623872
n×5 100779840

Division

n÷y
n÷2 10077984
n÷3 6718656
n÷3 5038992
n÷5 4031193.6

Exponentiation

ny
n2 406263046017024
n3 8.1886249551017E+21
n4 1.6504966255903E+29
n5 3.3267357169506E+36

Nth Root

y√n
2√n 4489.5398427901
3√n 272.14553918274
4√n 67.004028556424
5√n 28.898861394641

Divisors of 20155968

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20155967
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
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 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20155968 can be divided by 56 positive divisors. The sum of these divisors (counting 20155968) is 1, the average is 0.017857142857143.

Base conversion 20155968

Base System Value
2 Binary 1001100111000111001000000
3 Ternary 1101221000210100
4 Quaternary 1030320321000
5 Quinary 20124442333
6 Senary 2000002400
8 Octal 114707100
10 Decimal 20155968
12 Duodecimal 6900400
16 Hexadecimal 1338e40
20 Vigesimal 65j9i8
36 Base36 c00g0

Cryptographic Hash Functions

md5 5dea3f12725e81f04d02e880a4c9fe84
sha1 eea39d6f7b5285c324dd771b7e4341c00e52bc24
sha256 db72f786374d4282ffbbf95d5e28b84ebae48c76780e7c70c92099dd8058067a
sha512 0dcef84bff162d0f6cc8641d94469a6f5fea8c5f4e2167e2e6a0da9bde485ba94c1c3d4f93d71400ed264e1f854d099b649780bb2ed83884dc8c211a793eb946
ripemd-160 821c805c27faf1d5f4ed9dc01673deeb48bdf687

20155968 as geometric shapes

Circle

Radius = n
Diameter 40311936
Circumference 126643681.98958
Area 1.2763130007921E+15

Sphere

Radius = n
Volume 3.4300432002599E+22
Surface area 5.1052520031684E+15
Circumference 126643681.98958

Square

Length = n
Perimeter 80623872
Area 406263046017024
Diagonal 28504843.308358

Cube

Length = n
Surface area 2437578276102144
Volume 8.1886249551017E+21
Space diagonal 34911160.651732

Equilateral Triangle

Length = n
Perimeter 60467904
Area 1.7591705923479E+14
Altitude 17455580.325866

Triangular Pyramid

Length = n
Surface area 1.7591705923479E+14
Volume 9.650387057243E+20
Height 9501614.4361194