20123872 (number)

20123872 is an even 8-digits composite number following 20123871 and preceding 20123873. In scientific notation, it is written as 2.0123872 × 10^7. The sum of its digits is 25. It has a total of 7 prime factors and 24 positive divisors. There are 10035072 positive integers (up to 20123872) that are relatively prime to 20123872.

Interesting facts

Basic properties

Name

Name twenty million one hundred twenty-three thousand eight hundred seventy-two

Notation

Scientific notation 2.0123872 × 10^7
Engineering notation 2.0123872 × 10^6

Prime Factorization of 20123872

Prime Factorization 2 × 2 × 2 × 2 × 2 × 1117 × 563

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 1257742
Product of the distinct prime numbers

The prime factorization of 20123872 is 2 × 2 × 2 × 2 × 2 × 1117 × 563. Since it has a total of 7 prime factors.

Most popular turbo-numbers

6, 9, 83, 84, 379, 555, 7211, 5691, 42115, 38658, 277011, 958015, 1519615, 7020504, 34815631, 510332, 831227193, 786032906, 4167693678, 5086899395

Basic calculations (n = 20123872)

Multiplication

n×y
n×2 40247744
n×3 60371616
n×4 80495488
n×5 100619360

Division

n÷y
n÷2 10061936
n÷3 6707957.3333333
n÷3 5030968
n÷5 4024774.4

Exponentiation

ny
n2 404970224272384
n3 8.1495689570687E+21
n4 1.6400088254723E+29
n5 3.3003327682674E+36

Nth Root

y√n
2√n 4485.9638875051
3√n 272.00100922348
4√n 66.977338611691
5√n 28.889651921613

Divisors of 20123872

1, 2, 4, 8, 16, 32, 563, 1117, 1126, 2234, 2252, 4468, 4504, 8936, 9008, 17872, 18016, 35744, 628871, 1257742, 2515484, 5030968, 10061936, 20123872

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 -20123871
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 20123872 can be divided by 24 positive divisors. The sum of these divisors (counting 20123872) is 1, the average is 0.041666666666667.

Base conversion 20123872

Base System Value
2 Binary 1001100110001000011100000
3 Ternary 1101212101202121
4 Quaternary 1030301003200
5 Quinary 20122430442
6 Senary 1555154024
8 Octal 114610340
10 Decimal 20123872
12 Duodecimal 68a5914
16 Hexadecimal 13310e0
20 Vigesimal 65f9dc
36 Base36 bzbog

Cryptographic Hash Functions

md5 872572e351f255449fca40374bb5fe04
sha1 b5b18d658fa9fc97e3710cbfca403492c221c930
sha256 375602530d2894a6ab4e75ff98cb04fd23e637d61f5d956757b5f2037585a885
sha512 3f6b877ce9cf4f54d61902fabb6339f243a064a95adfbd083c885fe33722dc78119569f484572a7bab269a7c02645f9caa5572ddb2f3ee5f649a18655ece3e25
ripemd-160 79d701f60fc382018476075968fdfa5ba294e0b3

20123872 as geometric shapes

Circle

Radius = n
Diameter 40247744
Circumference 126442016.87396
Area 1.2722514814967E+15

Sphere

Radius = n
Volume 3.4136834620601E+22
Surface area 5.0890059259869E+15
Circumference 126442016.87396

Square

Length = n
Perimeter 80495488
Area 404970224272384
Diagonal 28459452.70986

Cube

Length = n
Surface area 2429821345634304
Volume 8.1495689570687E+21
Space diagonal 34855568.749013

Equilateral Triangle

Length = n
Perimeter 60371616
Area 1.7535725099808E+14
Altitude 17427784.374506

Triangular Pyramid

Length = n
Surface area 1.7535725099808E+14
Volume 9.6043591221512E+20
Height 9486484.2366201