20156720 (number)

20156720 is an even 8-digits composite number following 20156719 and preceding 20156721. In scientific notation, it is written as 2.0156720 × 10^7. The sum of its digits is 23. It has a total of 7 prime factors and 40 positive divisors. There are 7501824 positive integers (up to 20156720) that are relatively prime to 20156720.

Interesting facts

Basic properties

Name

Name twenty million one hundred fifty-six thousand seven hundred twenty

Notation

Scientific notation 2.0156720 × 10^7
Engineering notation 2.0156720 × 10^6

Prime Factorization of 20156720

Prime Factorization 2 × 2 × 2 × 2 × 95 × 89 × 149

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 2519590
Product of the distinct prime numbers

The prime factorization of 20156720 is 2 × 2 × 2 × 2 × 95 × 89 × 149. Since it has a total of 7 prime factors.

Most popular turbo-numbers

9, 10, 41, 99, 377, 477, 7848, 6133, 99109, 71587, 354349, 77570, 2333284, 6651783, 31750601, 59943905, 810636251, 384446415, 1635175206, 1703261851

Basic calculations (n = 20156720)

Multiplication

n×y
n×2 40313440
n×3 60470160
n×4 80626880
n×5 100783600

Division

n÷y
n÷2 10078360
n÷3 6718906.6666667
n÷3 5039180
n÷5 4031344

Exponentiation

ny
n2 406293361158400
n3 8.1895415187287E+21
n4 1.6507429532139E+29
n5 3.3273563499906E+36

Nth Root

y√n
2√n 4489.6235922402
3√n 272.14892363775
4√n 67.004653511829
5√n 28.899077029231

Divisors of 20156720

1, 2, 4, 8, 16, 89, 95, 149, 178, 190, 298, 356, 380, 596, 712, 760, 1192, 1424, 1520, 2384, 8455, 13261, 14155, 16910, 26522, 28310, 33820, 53044, 56620, 67640, 106088, 113240, 135280, 212176, 226480, 1259795, 2519590, 5039180, 10078360, 20156720

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20156719
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20156720 can be divided by 40 positive divisors. The sum of these divisors (counting 20156720) is 1, the average is 0.025.

Base conversion 20156720

Base System Value
2 Binary 1001100111001000100110000
3 Ternary 1101221001211012
4 Quaternary 1030321010300
5 Quinary 20130003340
6 Senary 2000010052
8 Octal 114710460
10 Decimal 20156720
12 Duodecimal 6900928
16 Hexadecimal 1339130
20 Vigesimal 65jbg0
36 Base36 c010w

Cryptographic Hash Functions

md5 3ff731a6dba51dc2ec66e72097f0d2a3
sha1 1351a873b53c512ebb7bb3461f5386fe9805c9c5
sha256 1100583cb000388014e61682e7750b0e705be6e3105abcd4f2f51daeac416fca
sha512 a84a2af20e3c36724fe3fea106bffeea7aeb7e8d8fde1eaeb83dd860078bc44d1122c9d2a2c8ea9a57a8d8b16a5f812e30c062e32898af4297d4887bd820faad
ripemd-160 c5f154a77e32797756dc560926a5119c61fa4b4c

20156720 as geometric shapes

Circle

Radius = n
Diameter 40313440
Circumference 126648406.94493
Area 1.2764082386175E+15

Sphere

Radius = n
Volume 3.4304271295342E+22
Surface area 5.1056329544701E+15
Circumference 126648406.94493

Square

Length = n
Perimeter 80626880
Area 406293361158400
Diagonal 28505906.796957

Cube

Length = n
Surface area 2437760166950400
Volume 8.1895415187287E+21
Space diagonal 34912463.15394

Equilateral Triangle

Length = n
Perimeter 60470160
Area 1.7593018607607E+14
Altitude 17456231.57697

Triangular Pyramid

Length = n
Surface area 1.7593018607607E+14
Volume 9.6514672378365E+20
Height 9501968.932319