20921700 (number)

20921700 is an even 8-digits composite number following 20921699 and preceding 20921701. In scientific notation, it is written as 2.0921700 × 10^7. The sum of its digits is 21. It has a total of 6 prime factors and 36 positive divisors. There are 5579040 positive integers (up to 20921700) that are relatively prime to 20921700.

Interesting facts

Basic properties

Name

Name twenty million nine hundred twenty-one thousand seven hundred

Notation

Scientific notation 2.0921700 × 10^7
Engineering notation 2.0921700 × 10^6

Prime Factorization of 20921700

Prime Factorization 2 × 2 × 3 × 5 × 5 × 69739

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 2092170
Product of the distinct prime numbers

The prime factorization of 20921700 is 2 × 2 × 3 × 5 × 5 × 69739. Since it has a total of 6 prime factors.

Most popular turbo-numbers

8, 9, 87, 46, 925, 846, 9904, 9674, 14993, 58718, 592595, 257336, 9919248, 9185490, 17339169, 25227801, 869881359, 654765670, 4088115879, 3196675601

Basic calculations (n = 20921700)

Multiplication

n×y
n×2 41843400
n×3 62765100
n×4 83686800
n×5 104608500

Division

n÷y
n÷2 10460850
n÷3 6973900
n÷3 5230425
n÷5 4184340

Exponentiation

ny
n2 437717530890000
n3 9.1577948660213E+21
n4 1.9159663684844E+29
n5 4.008527357152E+36

Nth Root

y√n
2√n 4574.024486161
3√n 275.54909572188
4√n 67.631534702097
5√n 29.11517427921

Divisors of 20921700

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 69739, 139478, 209217, 278956, 348695, 418434, 697390, 836868, 1046085, 1394780, 1743475, 2092170, 3486950, 4184340, 5230425, 6973900, 10460850, 20921700

36 divisors

τ Total Divisors 36
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20921699
Sum of the proper positive divisors of n
A Arithmetic Mean 0.027777777777778
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 36
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20921700 can be divided by 36 positive divisors. The sum of these divisors (counting 20921700) is 1, the average is 0.027777777777778.

Base conversion 20921700

Base System Value
2 Binary 1001111110011110101100100
3 Ternary 1110100221011210
4 Quaternary 1033303311210
5 Quinary 20323443300
6 Senary 2024231420
8 Octal 117636544
10 Decimal 20921700
12 Duodecimal 700b570
16 Hexadecimal 13f3d64
20 Vigesimal 6af450
36 Base36 cgfac

Cryptographic Hash Functions

md5 89b3c9a6118fcd426974706e1e87f748
sha1 1114bc3c7674b6d9fb72fccc7e4f0d87980027ff
sha256 fba37b34e7ed97abab2b2839ae1ba173832f59eb311aa39f8ce69c049830fd5d
sha512 4cb37bda01af4ee2a1c2e9c15709ca796c0bf164a3b328ede79b56ee80f2ae828a1c738ef27134a152757032e28579aff6e97d3efcaeb94b8bf4ce7066fb19d3
ripemd-160 27f1ae65ed71a51265e1c02914ebbf66d03bb5a6

20921700 as geometric shapes

Circle

Radius = n
Diameter 41843400
Circumference 131454918.04122
Area 1.3751301793915E+15

Sphere

Radius = n
Volume 3.8360081432233E+22
Surface area 5.5005207175659E+15
Circumference 131454918.04122

Square

Length = n
Perimeter 83686800
Area 437717530890000
Diagonal 29587751.887901

Cube

Length = n
Surface area 2626305185340000
Volume 9.1577948660213E+21
Space diagonal 36237447.380714

Equilateral Triangle

Length = n
Perimeter 62765100
Area 1.8953725071627E+14
Altitude 18118723.690357

Triangular Pyramid

Length = n
Surface area 1.8953725071627E+14
Volume 1.0792564750798E+21
Height 9862583.9626337