20209872 (number)

20209872 is an even 8-digits composite number following 20209871 and preceding 20209873. In scientific notation, it is written as 2.0209872 × 10^7. The sum of its digits is 30. It has a total of 7 prime factors and 40 positive divisors. There are 6340096 positive integers (up to 20209872) that are relatively prime to 20209872.

Interesting facts

Basic properties

Name

Name twenty million two hundred nine thousand eight hundred seventy-two

Notation

Scientific notation 2.0209872 × 10^7
Engineering notation 2.0209872 × 10^6

Prime Factorization of 20209872

Prime Factorization 2 × 2 × 2 × 2 × 3 × 17 × 24767

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 2526234
Product of the distinct prime numbers

The prime factorization of 20209872 is 2 × 2 × 2 × 2 × 3 × 17 × 24767. Since it has a total of 7 prime factors.

Most popular turbo-numbers

2, 6, 87, 83, 516, 160, 7500, 2943, 66814, 88761, 132785, 83416, 246826, 2085077, 54275676, 15439292, 175202722, 289718484, 3169106189, 3489775070

Basic calculations (n = 20209872)

Multiplication

n×y
n×2 40419744
n×3 60629616
n×4 80839488
n×5 101049360

Division

n÷y
n÷2 10104936
n÷3 6736624
n÷3 5052468
n÷5 4041974.4

Exponentiation

ny
n2 408438926256384
n3 8.254498419459E+21
n4 1.6682235648147E+29
n5 3.3714584712288E+36

Nth Root

y√n
2√n 4495.5391222856
3√n 272.38792686717
4√n 67.048781661456
5√n 28.914301987664

Divisors of 20209872

1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 24767, 49534, 74301, 99068, 148602, 198136, 297204, 396272, 421039, 594408, 842078, 1188816, 1263117, 1684156, 2526234, 3368312, 5052468, 6736624, 10104936, 20209872

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 -20209871
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 20209872 can be divided by 40 positive divisors. The sum of these divisors (counting 20209872) is 1, the average is 0.025.

Base conversion 20209872

Base System Value
2 Binary 1001101000110000011010000
3 Ternary 1102000202201210
4 Quaternary 1031012003100
5 Quinary 20133203442
6 Senary 2001100120
8 Octal 115060320
10 Decimal 20209872
12 Duodecimal 6927640
16 Hexadecimal 13460d0
20 Vigesimal 6664dc
36 Base36 c161c

Cryptographic Hash Functions

md5 ca4b92b119e3e91028a0708658bfca34
sha1 0606fe0ec8df749eabd4b058f3827dbfae87790e
sha256 f8dfda808ed39b609daef8d3d2aaac86a9869d60dc85be6b2a5fd48d5542ce73
sha512 8538427dfb6117388d59aae278f37d4bea6ba7f4cba491cd0790022ceb91e9d42d44b81104c5910cc67522a47b06f99d75997a026f3b7d18ca50cdbc3f31b008
ripemd-160 7e244c3fb3a9bf3c2a3a64aca668b245cb6fe6e6

20209872 as geometric shapes

Circle

Radius = n
Diameter 40419744
Circumference 126982370.81038
Area 1.2831487301672E+15

Sphere

Radius = n
Volume 3.4576362124854E+22
Surface area 5.1325949206686E+15
Circumference 126982370.81038

Square

Length = n
Perimeter 80839488
Area 408438926256384
Diagonal 28581075.076224

Cube

Length = n
Surface area 2450633557538304
Volume 8.254498419459E+21
Space diagonal 35004525.118464

Equilateral Triangle

Length = n
Perimeter 60629616
Area 1.7685924301623E+14
Altitude 17502262.559232

Triangular Pyramid

Length = n
Surface area 1.7685924301623E+14
Volume 9.7280196794885E+20
Height 9527025.0254081