20155284 (number)

20155284 is an even 8-digits composite number following 20155283 and preceding 20155285. In scientific notation, it is written as 2.0155284 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 48 positive divisors. There are 6687360 positive integers (up to 20155284) that are relatively prime to 20155284.

Interesting facts

Basic properties

Name

Name twenty million one hundred fifty-five thousand two hundred eighty-four

Notation

Scientific notation 2.0155284 × 10^7
Engineering notation 2.0155284 × 10^6

Prime Factorization of 20155284

Prime Factorization 2 × 2 × 9 × 3 × 433 × 431

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 10077642
Product of the distinct prime numbers

The prime factorization of 20155284 is 2 × 2 × 9 × 3 × 433 × 431. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20155284)

Multiplication

n×y
n×2 40310568
n×3 60465852
n×4 80621136
n×5 100776420

Division

n÷y
n÷2 10077642
n÷3 6718428
n÷3 5038821
n÷5 4031056.8

Exponentiation

ny
n2 406235473120656
n3 8.1877913316212E+21
n4 1.6502725962156E+29
n5 3.3261712854143E+36

Nth Root

y√n
2√n 4489.4636650718
3√n 272.14246069577
4√n 67.003460097758
5√n 28.898665253334

Divisors of 20155284

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 -20155283
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 20155284 can be divided by 48 positive divisors. The sum of these divisors (counting 20155284) is 1, the average is 0.020833333333333.

Base conversion 20155284

Base System Value
2 Binary 1001100111000101110010100
3 Ternary 1101220222212000
4 Quaternary 1030320232110
5 Quinary 20124432114
6 Senary 1555555300
8 Octal 114705624
10 Decimal 20155284
12 Duodecimal 68bbb30
16 Hexadecimal 1338b94
20 Vigesimal 65j844
36 Base36 bzzx0

Cryptographic Hash Functions

md5 7e60824a1e4c4c8f38f6c6ce9dd7e96d
sha1 db83661e13df59e546a675e7fe82885d47504474
sha256 5c1ef01d04052270423be1ec2d7d087c12230b701a8268f1bb403f2507f1e11f
sha512 cc10730e019ab042d2264217e1d78c44bf560f09e36b4f53971fefcc8d4a0edd33275eff68c3def9322db1b96dc6e37136ac99c286d1d475f7ad219bcb5e46f3
ripemd-160 65ccd3b5ef12b2c4b9ba49bbaa748cb4a1e8eed4

20155284 as geometric shapes

Circle

Radius = n
Diameter 40310568
Circumference 126639384.29083
Area 1.2762263779834E+15

Sphere

Radius = n
Volume 3.429694012873E+22
Surface area 5.1049055119337E+15
Circumference 126639384.29083

Square

Length = n
Perimeter 80621136
Area 406235473120656
Diagonal 28503875.986281

Cube

Length = n
Surface area 2437412838723936
Volume 8.1877913316212E+21
Space diagonal 34909975.92898

Equilateral Triangle

Length = n
Perimeter 60465852
Area 1.7590511982044E+14
Altitude 17454987.96449

Triangular Pyramid

Length = n
Surface area 1.7590511982044E+14
Volume 9.6494046225496E+20
Height 9501291.9954271