20402 (number)

20402 is an even 5-digits composite number following 20401 and preceding 20403. In scientific notation, it is written as 2.0402 × 10^4. The sum of its digits is 8. It has a total of 3 prime factors and 6 positive divisors. There are 10100 positive integers (up to 20402) that are relatively prime to 20402.

Interesting facts

Basic properties

Name

Name twenty thousand four hundred two

Notation

Scientific notation 2.0402 × 10^4
Engineering notation 2.0402 × 10^3

Prime Factorization of 20402

Prime Factorization 2 × 101 × 101

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 202
Product of the distinct prime numbers

The prime factorization of 20402 is 2 × 101 × 101. Since it has a total of 3 prime factors.

Most popular turbo-numbers

7, 10, 3, 32, 504, 185, 2350, 3005, 99787, 95499, 647129, 110061, 2895841, 2013767, 12934436, 22413111, 299674587, 854398845, 4637538331, 7682570948

Basic calculations (n = 20402)

Multiplication

n×y
n×2 40804
n×3 61206
n×4 81608
n×5 102010

Division

n÷y
n÷2 10201
n÷3 6800.6666666667
n÷3 5100.5
n÷5 4080.4

Exponentiation

ny
n2 416241604
n3 8492161204808
n4 173257072900492816
n5 3.5347908013159E+21

Nth Root

y√n
2√n 142.83556979968
3√n 27.324837071117
4√n 11.951383593529
5√n 7.2767013106299

Divisors of 20402

1, 2, 101, 202, 10201, 20402

6 divisors

τ Total Divisors 6
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20401
Sum of the proper positive divisors of n
A Arithmetic Mean 0.16666666666667
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 6
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20402 can be divided by 6 positive divisors. The sum of these divisors (counting 20402) is 1, the average is 0.16666666666667.

Base conversion 20402

Base System Value
2 Binary 100111110110010
3 Ternary 1000222122
4 Quaternary 10332302
5 Quinary 1123102
6 Senary 234242
8 Octal 47662
10 Decimal 20402
12 Duodecimal b982
16 Hexadecimal 4fb2
20 Vigesimal 2b02
36 Base36 fqq

Cryptographic Hash Functions

md5 711dd708aad881a73d957f604eac03f9
sha1 70c138ef5314ea038e81914d1cbbc88b56003f23
sha256 b1c65c0c75abadef70792492337f9de77625a8b558fc7fbc6eb899ae94cf59a3
sha512 a8045600d7e6f2ec15fbff19b0014ff6cf78fb1ee3e23aad0f0eac5e509673e1a6319ee723de38e15824ad16a5dfd505a2d4a4409f84660fdb6eb91c83c45b50
ripemd-160 e57d4da5daed8a72820098c9176deb69c53daf6d

20402 as geometric shapes

Circle

Radius = n
Diameter 40804
Circumference 128189.54663708
Area 1307661565.2448

Sphere

Radius = n
Volume 35571881672167
Surface area 5230646260.9793
Circumference 128189.54663708

Square

Length = n
Perimeter 81608
Area 416241604
Diagonal 28852.785099536

Cube

Length = n
Surface area 2497449624
Volume 8492161204808
Space diagonal 35337.30057602

Equilateral Triangle

Length = n
Perimeter 61206
Area 180237901.58799
Altitude 17668.65028801

Triangular Pyramid

Length = n
Surface area 180237901.58799
Volume 1000810795808.2
Height 9617.5950331786