20405525 (number)

20405525 is an odd 8-digits composite number following 20405524 and preceding 20405526. In scientific notation, it is written as 2.0405525 × 10^7. The sum of its digits is 23. It has a total of 7 prime factors and 48 positive divisors. There are 12476160 positive integers (up to 20405525) that are relatively prime to 20405525.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.0405525 × 10^7
Engineering notation 2.0405525 × 10^6

Prime Factorization of 20405525

Prime Factorization 5 × 5 × 7 × 17 × 19 × 19 × 19

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 11305
Product of the distinct prime numbers

The prime factorization of 20405525 is 5 × 5 × 7 × 17 × 19 × 19 × 19. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20405525)

Multiplication

n×y
n×2 40811050
n×3 61216575
n×4 81622100
n×5 102027625

Division

n÷y
n÷2 10202762.5
n÷3 6801841.6666667
n÷3 5101381.25
n÷5 4081105

Exponentiation

ny
n2 416385450525625
n3 8.4965637203369E+21
n4 1.7337684340943E+29
n5 3.5378455126122E+36

Nth Root

y√n
2√n 4517.2475026281
3√n 273.26410683245
4√n 67.2104716739
5√n 28.970070667029

Divisors of 20405525

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20405524
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20405525 can be divided by 48 positive divisors. The sum of these divisors (counting 20405525) is 1, the average is 0.020833333333333.

Base conversion 20405525

Base System Value
2 Binary 1001101110101110100010101
3 Ternary 1102101201010012
4 Quaternary 1031311310111
5 Quinary 20210434100
6 Senary 2005210005
8 Octal 115656425
10 Decimal 20405525
12 Duodecimal 6a00905
16 Hexadecimal 1375d15
20 Vigesimal 67adg5
36 Base36 c5d05

Cryptographic Hash Functions

md5 36a09aafdf1f8cef9f9fe6135c9d1f86
sha1 730bfdbde763d5fe55e56a66662bdcc005f0cfa8
sha256 d09f503f7521d67b1360c501338ba44098761a67868196199917a84fced496a0
sha512 e8213e9a501a32b08e13186ffbeab151b4c9ee81fda26b908bbb0ba900a816b14d4ce00d138dfd02648fd48be4a7863ebc03fa719046081708b876e3bb59270f
ripemd-160 95109eddf9ca66a7d237317752ea51458a993934

20405525 as geometric shapes

Circle

Radius = n
Diameter 40811050
Circumference 128211694.86529
Area 1.308113472433E+15

Sphere

Radius = n
Volume 3.5590322886091E+22
Surface area 5.2324538897319E+15
Circumference 128211694.86529

Square

Length = n
Perimeter 81622100
Area 416385450525625
Diagonal 28857770.202343

Cube

Length = n
Surface area 2498312703153750
Volume 8.4965637203369E+21
Space diagonal 35343406.055117

Equilateral Triangle

Length = n
Perimeter 61216575
Area 1.8030018896071E+14
Altitude 17671703.027558

Triangular Pyramid

Length = n
Surface area 1.8030018896071E+14
Volume 1.001329637239E+21
Height 9619256.7341144