20455725 (number)

20455725 is an odd 8-digits composite number following 20455724 and preceding 20455726. In scientific notation, it is written as 2.0455725 × 10^7. The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors. There are 10803520 positive integers (up to 20455725) that are relatively prime to 20455725.

Interesting facts

Basic properties

Name

Name twenty million four hundred fifty-five thousand seven hundred twenty-five

Notation

Scientific notation 2.0455725 × 10^7
Engineering notation 2.0455725 × 10^6

Prime Factorization of 20455725

Prime Factorization 3 × 25 × 107 × 2549

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 20455725
Product of the distinct prime numbers

The prime factorization of 20455725 is 3 × 25 × 107 × 2549. Since it has a total of 4 prime factors.

Most popular turbo-numbers

7, 9, 27, 39, 913, 985, 5547, 354, 67607, 59113, 183780, 916239, 7421485, 5414133, 70343633, 45321509, 569169831, 114072377, 9202305863, 6704216793

Basic calculations (n = 20455725)

Multiplication

n×y
n×2 40911450
n×3 61367175
n×4 81822900
n×5 102278625

Division

n÷y
n÷2 10227862.5
n÷3 6818575
n÷3 5113931.25
n÷5 4091145

Exponentiation

ny
n2 418436685275625
n3 8.5594257639097E+21
n4 1.7508925958445E+29
n5 3.5815777445132E+36

Nth Root

y√n
2√n 4522.8005704431
3√n 273.48801064165
4√n 67.251770017175
5√n 28.984310619775

Divisors of 20455725

1, 3, 25, 75, 107, 321, 2549, 2675, 7647, 8025, 63725, 191175, 272743, 818229, 6818575, 20455725

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20455724
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20455725 can be divided by 16 positive divisors. The sum of these divisors (counting 20455725) is 1, the average is 0.0625.

Base conversion 20455725

Base System Value
2 Binary 1001110000010000100101101
3 Ternary 1102111020222110
4 Quaternary 1032002010231
5 Quinary 20214040400
6 Senary 2010234233
8 Octal 116020455
10 Decimal 20455725
12 Duodecimal 6a25979
16 Hexadecimal 138212d
20 Vigesimal 67gj65
36 Base36 c6fql

Cryptographic Hash Functions

md5 365e34617c84fd306f39bda40ed68117
sha1 47b69ae1dbba48160acbec67b9c126cb0ccc4f73
sha256 309bf2a80dd12e563fb91091091ec296fee4a31c36a8378f451ebf552c0a8a08
sha512 3dfcd247024c854c631e47979dce15c7106283ab3b8ab2ae99c5beb56f49903513e3f4d01c5ff2475da5011368db149bf698e4346dadfb80a8e6ce5e4df959cd
ripemd-160 398221320376a85e061fb54841ec5507055a4b55

20455725 as geometric shapes

Circle

Radius = n
Diameter 40911450
Circumference 128527110.76771
Area 1.3145576164544E+15

Sphere

Radius = n
Volume 3.5853638798461E+22
Surface area 5.2582304658175E+15
Circumference 128527110.76771

Square

Length = n
Perimeter 81822900
Area 418436685275625
Diagonal 28928763.723174

Cube

Length = n
Surface area 2510620111653750
Volume 8.5594257639097E+21
Space diagonal 35430355.005657

Equilateral Triangle

Length = n
Perimeter 61367175
Area 1.8118839966202E+14
Altitude 17715177.502828

Triangular Pyramid

Length = n
Surface area 1.8118839966202E+14
Volume 1.0087380001206E+21
Height 9642921.2410581