20451375 (number)

20451375 is an odd 8-digits composite number following 20451374 and preceding 20451376. In scientific notation, it is written as 2.0451375 × 10^7. The sum of its digits is 27. It has a total of 7 prime factors and 56 positive divisors. There are 9172800 positive integers (up to 20451375) that are relatively prime to 20451375.

Interesting facts

Basic properties

Name

Name twenty million four hundred fifty-one thousand three hundred seventy-five

Notation

Scientific notation 2.0451375 × 10^7
Engineering notation 2.0451375 × 10^6

Prime Factorization of 20451375

Prime Factorization 9 × 5 × 35 × 5 × 7 × 7 × 53

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 584325
Product of the distinct prime numbers

The prime factorization of 20451375 is 9 × 5 × 35 × 5 × 7 × 7 × 53. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20451375)

Multiplication

n×y
n×2 40902750
n×3 61354125
n×4 81805500
n×5 102256875

Division

n÷y
n÷2 10225687.5
n÷3 6817125
n÷3 5112843.75
n÷5 4090275

Exponentiation

ny
n2 418258739390625
n3 8.5539663263049E+21
n4 1.7494037307663E+29
n5 3.5777711724302E+36

Nth Root

y√n
2√n 4522.3196481452
3√n 273.46862312404
4√n 67.248194385762
5√n 28.983077786646

Divisors of 20451375

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20451374
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
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 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20451375 can be divided by 56 positive divisors. The sum of these divisors (counting 20451375) is 1, the average is 0.017857142857143.

Base conversion 20451375

Base System Value
2 Binary 1001110000001000000101111
3 Ternary 1102111001000100
4 Quaternary 1032001000233
5 Quinary 20213421000
6 Senary 2010202143
8 Octal 116010057
10 Decimal 20451375
12 Duodecimal 6a23353
16 Hexadecimal 138102f
20 Vigesimal 67g88f
36 Base36 c6cdr

Cryptographic Hash Functions

md5 a6bd10f9a4698bda2f21f4631c832743
sha1 02a90632fbf9b6f152dd68a3458b0e2f6abcfac6
sha256 e9f781d5cf0c1e1b4997fdc7baaeccdff3ac1061cc7bcac167486116170fc293
sha512 6eb19a15be44b282214babb822dc440e9765d7a08a4b1230068f293249551068fce4c73e1e772f5e7d29085b1b34bd49f55e3b01445c386a30898b5472569231
ripemd-160 8bc5e20a444bd2757415c2e0e22be872cb71f158

20451375 as geometric shapes

Circle

Radius = n
Diameter 40902750
Circumference 128499778.91162
Area 1.3139985829693E+15

Sphere

Radius = n
Volume 3.5830770359699E+22
Surface area 5.2559943318773E+15
Circumference 128499778.91162

Square

Length = n
Perimeter 81805500
Area 418258739390625
Diagonal 28922611.894178

Cube

Length = n
Surface area 2509552436343750
Volume 8.5539663263049E+21
Space diagonal 35422820.584644

Equilateral Triangle

Length = n
Perimeter 61354125
Area 1.8111134683357E+14
Altitude 17711410.292322

Triangular Pyramid

Length = n
Surface area 1.8111134683357E+14
Volume 1.0080945992286E+21
Height 9640870.6313927