20145255 (number)

20145255 is an odd 8-digits composite number following 20145254 and preceding 20145256. In scientific notation, it is written as 2.0145255 × 10^7. The sum of its digits is 24. It has a total of 5 prime factors and 32 positive divisors. There are 9086976 positive integers (up to 20145255) that are relatively prime to 20145255.

Interesting facts

Basic properties

Name

Name twenty million one hundred forty-five thousand two hundred fifty-five

Notation

Scientific notation 2.0145255 × 10^7
Engineering notation 2.0145255 × 10^6

Prime Factorization of 20145255

Prime Factorization 39 × 5 × 17 × 103 × 59

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 20145255
Product of the distinct prime numbers

The prime factorization of 20145255 is 39 × 5 × 17 × 103 × 59. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 6, 9, 26, 686, 4, 1426, 2511, 76005, 72629, 135527, 295313, 6433961, 9824900, 63544359, 37652002, 986056484, 964857545, 9526722933, 218250105

Basic calculations (n = 20145255)

Multiplication

n×y
n×2 40290510
n×3 60435765
n×4 80581020
n×5 100726275

Division

n÷y
n÷2 10072627.5
n÷3 6715085
n÷3 5036313.75
n÷5 4029051

Exponentiation

ny
n2 405831299015025
n3 8.1755750056389E+21
n4 1.6469904326022E+29
n5 3.3179042247332E+36

Nth Root

y√n
2√n 4488.3465775272
3√n 272.09731505631
4√n 66.995123535427
5√n 28.89578876282

Divisors of 20145255

1, 5, 17, 39, 59, 85, 103, 195, 295, 515, 663, 1003, 1751, 2301, 3315, 4017, 5015, 6077, 8755, 11505, 20085, 30385, 39117, 68289, 103309, 195585, 237003, 341445, 516545, 1185015, 4029051, 20145255

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20145254
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20145255 can be divided by 32 positive divisors. The sum of these divisors (counting 20145255) is 1, the average is 0.03125.

Base conversion 20145255

Base System Value
2 Binary 1001100110110010001100111
3 Ternary 1101220111002120
4 Quaternary 1030312101213
5 Quinary 20124122010
6 Senary 1555441023
8 Octal 114662147
10 Decimal 20145255
12 Duodecimal 68b6173
16 Hexadecimal 1336467
20 Vigesimal 65i32f
36 Base36 bzs6f

Cryptographic Hash Functions

md5 d26ea46c6e849529e874ecce3909f406
sha1 8108e0acb0ec7cb56b622bce85ddf4012d959078
sha256 24be436424ced2e5a13714a6797450eee568c150e6c6098d8f3a15de5d9f0b39
sha512 d042d67e90144260c19a756aa31421ce4cdff82d1b7033109b393ed5252afda4a5c870edb3bdfa8d4d47af22b772c0e54355986fb33f1a945518067c903ca9fe
ripemd-160 a59b67d098611adc18031a67c86b3dfafe150c7d

20145255 as geometric shapes

Circle

Radius = n
Diameter 40290510
Circumference 126576370.22539
Area 1.2749566275824E+15

Sphere

Radius = n
Volume 3.4245768502117E+22
Surface area 5.0998265103296E+15
Circumference 126576370.22539

Square

Length = n
Perimeter 80581020
Area 405831299015025
Diagonal 28489692.838464

Cube

Length = n
Surface area 2434987794090150
Volume 8.1755750056389E+21
Space diagonal 34892605.191431

Equilateral Triangle

Length = n
Perimeter 60435765
Area 1.7573010729893E+14
Altitude 17446302.595715

Triangular Pyramid

Length = n
Surface area 1.7573010729893E+14
Volume 9.6350075443109E+20
Height 9496564.2794881