20090745 (number)

20090745 is an odd 8-digits composite number following 20090744 and preceding 20090746. In scientific notation, it is written as 2.0090745 × 10^7. The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors. There are 10715040 positive integers (up to 20090745) that are relatively prime to 20090745.

Interesting facts

Basic properties

Name

Name twenty million ninety thousand seven hundred forty-five

Notation

Scientific notation 2.0090745 × 10^7
Engineering notation 2.0090745 × 10^6

Prime Factorization of 20090745

Prime Factorization 5 × 3 × 3 × 446461

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 6696915
Product of the distinct prime numbers

The prime factorization of 20090745 is 5 × 3 × 3 × 446461. Since it has a total of 4 prime factors.

Most popular turbo-numbers

3, 1, 70, 13, 720, 332, 824, 2068, 53951, 15052, 99956, 880358, 7958692, 5077988, 29270180, 19595541, 134288407, 217534956, 2715372382, 306065533

Basic calculations (n = 20090745)

Multiplication

n×y
n×2 40181490
n×3 60272235
n×4 80362980
n×5 100453725

Division

n÷y
n÷2 10045372.5
n÷3 6696915
n÷3 5022686.25
n÷5 4018149

Exponentiation

ny
n2 403638034655025
n3 8.1093888265553E+21
n4 1.6292366302017E+29
n5 3.2732577682042E+36

Nth Root

y√n
2√n 4482.2700721844
3√n 271.85167536721
4√n 66.949757820207
5√n 28.880134287151

Divisors of 20090745

1, 3, 5, 9, 15, 45, 446461, 1339383, 2232305, 4018149, 6696915, 20090745

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20090744
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20090745 can be divided by 12 positive divisors. The sum of these divisors (counting 20090745) is 1, the average is 0.083333333333333.

Base conversion 20090745

Base System Value
2 Binary 1001100101000111101111001
3 Ternary 1101210201022200
4 Quaternary 1030220331321
5 Quinary 20120400440
6 Senary 1554340413
8 Octal 114507571
10 Decimal 20090745
12 Duodecimal 688a709
16 Hexadecimal 1328f79
20 Vigesimal 65b6h5
36 Base36 bym49

Cryptographic Hash Functions

md5 a56574f7c82cc56dc051a346f1d4801b
sha1 06d3adaa91039d37f9e158bbf29765f9f2740508
sha256 f358adabae3161881d16b5909988097c4df81498c9f9c34d94e100471845e024
sha512 74d95b146b76483d328a68ea44dd59e2a8ee178a8ce5844b8ce06190a3670ee47cc301462d5a9f48495d8a1be95b60e28a53dbb45b53b7544a735bdb737a0186
ripemd-160 a17de6f6f0928bbf165d5ed83b372e954d9bd213

20090745 as geometric shapes

Circle

Radius = n
Diameter 40181490
Circumference 126233873.79429
Area 1.2680662843816E+15

Sphere

Radius = n
Volume 3.3968528483479E+22
Surface area 5.0722651375266E+15
Circumference 126233873.79429

Square

Length = n
Perimeter 80362980
Area 403638034655025
Diagonal 28412604.057179

Cube

Length = n
Surface area 2421828207930150
Volume 8.1093888265553E+21
Space diagonal 34798191.10191

Equilateral Triangle

Length = n
Perimeter 60272235
Area 1.7478039597244E+14
Altitude 17399095.550955

Triangular Pyramid

Length = n
Surface area 1.7478039597244E+14
Volume 9.5570063842261E+20
Height 9470868.0190598