21068425 (number)

21068425 is an odd 8-digits composite number following 21068424 and preceding 21068426. In scientific notation, it is written as 2.1068425 × 10^7. The sum of its digits is 28. It has a total of 4 prime factors and 12 positive divisors. There are 14446800 positive integers (up to 21068425) that are relatively prime to 21068425.

Interesting facts

Basic properties

Name

Name twenty-one million sixty-eight thousand four hundred twenty-five

Notation

Scientific notation 2.1068425 × 10^7
Engineering notation 2.1068425 × 10^6

Prime Factorization of 21068425

Prime Factorization 7 × 5 × 5 × 120391

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 4213685
Product of the distinct prime numbers

The prime factorization of 21068425 is 7 × 5 × 5 × 120391. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 3, 81, 29, 609, 897, 1324, 2246, 58025, 36869, 465145, 253523, 8760870, 5754078, 68532281, 45492723, 780801190, 97624698, 4777307123, 4388506525

Basic calculations (n = 21068425)

Multiplication

n×y
n×2 42136850
n×3 63205275
n×4 84273700
n×5 105342125

Division

n÷y
n÷2 10534212.5
n÷3 7022808.3333333
n÷3 5267106.25
n÷5 4213685

Exponentiation

ny
n2 443878531980625
n3 9.3518215601439E+21
n4 1.9702815115327E+29
n5 4.1510728254614E+36

Nth Root

y√n
2√n 4590.0354029136
3√n 276.19174259323
4√n 67.749800021207
5√n 29.155897455939

Divisors of 21068425

1, 5, 7, 25, 35, 175, 120391, 601955, 842737, 3009775, 4213685, 21068425

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21068424
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21068425 can be divided by 12 positive divisors. The sum of these divisors (counting 21068425) is 1, the average is 0.083333333333333.

Base conversion 21068425

Base System Value
2 Binary 1010000010111101010001001
3 Ternary 1110122101110001
4 Quaternary 1100113222021
5 Quinary 20343142200
6 Senary 2031323001
8 Octal 120275211
10 Decimal 21068425
12 Duodecimal 7080461
16 Hexadecimal 1417a89
20 Vigesimal 6bdb15
36 Base36 cjki1

Cryptographic Hash Functions

md5 0eba7a397b71d2534a31c9c5b4b0deb1
sha1 e4619d623979ab1765216cac48f4eb6cb5ffae27
sha256 37ff41b2895f66dd1458a1a7bceb1156db5696abe2ceefeae9c860f36043e004
sha512 4fe1e78a2ec79fb78719937b09752918377ffbd0f11ed3a9ae92f52ff03991753c849ad0f94d447df825e88cc2d4b80e2ca67704597a5dcf3ed165b3b48cf7a2
ripemd-160 dff8fa586592b3f35bb8fe321cdc4ec32edb3115

21068425 as geometric shapes

Circle

Radius = n
Diameter 42136850
Circumference 132376818.40542
Area 1.3944855351566E+15

Sphere

Radius = n
Volume 3.9172818548041E+22
Surface area 5.5779421406262E+15
Circumference 132376818.40542

Square

Length = n
Perimeter 84273700
Area 443878531980625
Diagonal 29795252.37284

Cube

Length = n
Surface area 2663271191883750
Volume 9.3518215601439E+21
Space diagonal 36491582.535454

Equilateral Triangle

Length = n
Perimeter 63205275
Area 1.9220504244488E+14
Altitude 18245791.267727

Triangular Pyramid

Length = n
Surface area 1.9220504244488E+14
Volume 1.1021227402707E+21
Height 9931750.7909468