20342745 (number)

20342745 is an odd 8-digits composite number following 20342744 and preceding 20342746. In scientific notation, it is written as 2.0342745 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 28 positive divisors. There are 10847520 positive integers (up to 20342745) that are relatively prime to 20342745.

Interesting facts

Basic properties

Name

Name twenty million three hundred forty-two thousand seven hundred forty-five

Notation

Scientific notation 2.0342745 × 10^7
Engineering notation 2.0342745 × 10^6

Prime Factorization of 20342745

Prime Factorization 27 × 5 × 3 × 3 × 3 × 5581

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 2260305
Product of the distinct prime numbers

The prime factorization of 20342745 is 27 × 5 × 3 × 3 × 3 × 5581. Since it has a total of 6 prime factors.

Most popular turbo-numbers

8, 7, 10, 74, 150, 597, 4243, 9483, 23942, 281, 66019, 298456, 3313767, 8177454, 39242185, 97892187, 959498389, 783528717, 9460529190, 27056328

Basic calculations (n = 20342745)

Multiplication

n×y
n×2 40685490
n×3 61028235
n×4 81370980
n×5 101713725

Division

n÷y
n÷2 10171372.5
n÷3 6780915
n÷3 5085686.25
n÷5 4068549

Exponentiation

ny
n2 413827274135025
n3 8.4183827117739E+21
n4 1.7125301281803E+29
n5 3.4837563702388E+36

Nth Root

y√n
2√n 4510.2932277181
3√n 272.98357587462
4√n 67.158716692013
5√n 28.952222722362

Divisors of 20342745

1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 5581, 16743, 27905, 50229, 83715, 150687, 251145, 452061, 753435, 1356183, 2260305, 4068549, 6780915, 20342745

28 divisors

τ Total Divisors 28
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20342744
Sum of the proper positive divisors of n
A Arithmetic Mean 0.035714285714286
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 28
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20342745 can be divided by 28 positive divisors. The sum of these divisors (counting 20342745) is 1, the average is 0.035714285714286.

Base conversion 20342745

Base System Value
2 Binary 1001101100110011111011001
3 Ternary 1102021112000000
4 Quaternary 1031212133121
5 Quinary 20201431440
6 Senary 2004003213
8 Octal 115463731
10 Decimal 20342745
12 Duodecimal 6990509
16 Hexadecimal 13667d9
20 Vigesimal 672gh5
36 Base36 c40k9

Cryptographic Hash Functions

md5 e28dc2897655c2295cb6674e3f0c9a67
sha1 46d3c460833ed22a6b869fd29cc55841548feefe
sha256 72d79de74946c7a70364526094743835daaa2a0fa697ff127e300d3f4f884e0f
sha512 1978a39924c98b53b7b9df07365cadeab00de35605f1e1fb0313ea21ba60f1c37914e38b761e047ffe3ba817e73c431debc68e82aed13c14fb042d96cc4af5cf
ripemd-160 f5678e6ba9197136567ce17b89ecfc9eccb7e07c

20342745 as geometric shapes

Circle

Radius = n
Diameter 40685490
Circumference 127817236.4917
Area 1.3000767242777E+15

Sphere

Radius = n
Volume 3.5262839043222E+22
Surface area 5.2003068971107E+15
Circumference 127817236.4917

Square

Length = n
Perimeter 81370980
Area 413827274135025
Diagonal 28768985.874897

Cube

Length = n
Surface area 2482963644810150
Volume 8.4183827117739E+21
Space diagonal 35234667.905418

Equilateral Triangle

Length = n
Perimeter 61028235
Area 1.791924660899E+14
Altitude 17617333.952709

Triangular Pyramid

Length = n
Surface area 1.791924660899E+14
Volume 9.9211591701982E+20
Height 9589661.9582992