20402820 (number)

20402820 is an even 8-digits composite number following 20402819 and preceding 20402821. In scientific notation, it is written as 2.0402820 × 10^7. The sum of its digits is 18. It has a total of 5 prime factors and 24 positive divisors. There are 5440608 positive integers (up to 20402820) that are relatively prime to 20402820.

Interesting facts

Basic properties

Name

Name twenty million four hundred two thousand eight hundred twenty

Notation

Scientific notation 2.0402820 × 10^7
Engineering notation 2.0402820 × 10^6

Prime Factorization of 20402820

Prime Factorization 2 × 2 × 5 × 27 × 37783

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10201410
Product of the distinct prime numbers

The prime factorization of 20402820 is 2 × 2 × 5 × 27 × 37783. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 1, 67, 63, 799, 977, 4412, 8033, 14320, 83967, 609486, 905182, 5529253, 3790351, 77416267, 58766352, 827891058, 551741031, 2815711513, 7646523327

Basic calculations (n = 20402820)

Multiplication

n×y
n×2 40805640
n×3 61208460
n×4 81611280
n×5 102014100

Division

n÷y
n÷2 10201410
n÷3 6800940
n÷3 5100705
n÷5 4080564

Exponentiation

ny
n2 416275063952400
n3 8.4931852003093E+21
n4 1.7328492886857E+29
n5 3.5355012124183E+36

Nth Root

y√n
2√n 4516.9480847138
3√n 273.2520314742
4√n 67.208244172228
5√n 28.969302559404

Divisors of 20402820

1, 2, 4, 5, 10, 20, 27, 54, 108, 135, 270, 540, 37783, 75566, 151132, 188915, 377830, 755660, 1020141, 2040282, 4080564, 5100705, 10201410, 20402820

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20402819
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20402820 can be divided by 24 positive divisors. The sum of these divisors (counting 20402820) is 1, the average is 0.041666666666667.

Base conversion 20402820

Base System Value
2 Binary 1001101110101001010000100
3 Ternary 1102101120102000
4 Quaternary 1031311022010
5 Quinary 20210342240
6 Senary 2005145300
8 Octal 115651204
10 Decimal 20402820
12 Duodecimal 69bb230
16 Hexadecimal 1375284
20 Vigesimal 67a710
36 Base36 c5ax0

Cryptographic Hash Functions

md5 6857cb47be4d0bf1695352601fffed34
sha1 bdb7e6717a7ffb0bf1e6091ea1f71d435db7d5b0
sha256 397862427c789ecc6b79671c8b8a0b1eac424ab96840272e5f5ebab25aa5537e
sha512 4daa2c6c02af579c216f83e57846e99cd83e8d70dbab7524373b4626228522182522c3bd506303262fa20c8f49e6c211b12544ab4b4c80223107e84e870eafc6
ripemd-160 b85d01aff8c5eab577146ab921705712dee4294c

20402820 as geometric shapes

Circle

Radius = n
Diameter 40805640
Circumference 128194698.84903
Area 1.3077666827855E+15

Sphere

Radius = n
Volume 3.5576170974492E+22
Surface area 5.2310667311419E+15
Circumference 128194698.84903

Square

Length = n
Perimeter 81611280
Area 416275063952400
Diagonal 28853944.754657

Cube

Length = n
Surface area 2497650383714400
Volume 8.4931852003093E+21
Space diagonal 35338720.857682

Equilateral Triangle

Length = n
Perimeter 61208460
Area 1.8025239017239E+14
Altitude 17669360.428841

Triangular Pyramid

Length = n
Surface area 1.8025239017239E+14
Volume 1.0009314748353E+21
Height 9617981.5848857