40809945 (number)

40809945 is an odd 8-digits composite number following 40809944 and preceding 40809946. In scientific notation, it is written as 4.0809945 × 10^7. The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors. There are 18621440 positive integers (up to 40809945) that are relatively prime to 40809945.

Interesting facts

Basic properties

Name

Name forty million eight hundred nine thousand nine hundred forty-five

Notation

Scientific notation 4.0809945 × 10^7
Engineering notation 4.0809945 × 10^6

Prime Factorization of 40809945

Prime Factorization 3 × 5 × 187 × 14549

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 40809945
Product of the distinct prime numbers

The prime factorization of 40809945 is 3 × 5 × 187 × 14549. Since it has a total of 4 prime factors.

Most popular turbo-numbers

3, 2, 11, 27, 526, 860, 4236, 7919, 46967, 81278, 641909, 50180, 3296188, 2795751, 70691809, 2391760, 893447880, 491844818, 499005556, 1352273383

Basic calculations (n = 40809945)

Multiplication

n×y
n×2 81619890
n×3 122429835
n×4 163239780
n×5 204049725

Division

n÷y
n÷2 20404972.5
n÷3 13603315
n÷3 10202486.25
n÷5 8161989

Exponentiation

ny
n2 1665451610903025
n3 6.7966988641114E+22
n4 2.7737290682595E+30
n5 1.1319573072057E+38

Nth Root

y√n
2√n 6388.2661967078
3√n 344.288093008
4√n 79.926630084771
5√n 33.277692311075

Divisors of 40809945

1, 3, 5, 15, 187, 561, 935, 2805, 14549, 43647, 72745, 218235, 2720663, 8161989, 13603315, 40809945

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -40809944
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 40809945 can be divided by 16 positive divisors. The sum of these divisors (counting 40809945) is 1, the average is 0.0625.

Base conversion 40809945

Base System Value
2 Binary 10011011101011010111011001
3 Ternary 2211210100201110
4 Quaternary 2123223113121
5 Quinary 40421404240
6 Senary 4014410533
8 Octal 233532731
10 Decimal 40809945
12 Duodecimal 11800a49
16 Hexadecimal 26eb5d9
20 Vigesimal cf14h5
36 Base36 oap5l

Cryptographic Hash Functions

md5 80d78cd1c79995eb24b30d1144d18105
sha1 c840005cf84a2eda09cad0471ef63474774d26d7
sha256 5ae2094f09ce125b83e9dce605c2f203765c80eae0100b55f3fdc840694a76eb
sha512 9cab1559fde86131562046bb32050f9de811d3883734803d750bf8f32c6364d42c7417c0eb64a6cc4bdaef264ae5018fbf3e16e8bca308ebe221bf7d05f2ce39
ripemd-160 c9b9603b2a78360f4dad6ffdb450a2bec56378d1

40809945 as geometric shapes

Circle

Radius = n
Diameter 81619890
Circumference 256416446.81081
Area 5.2321705457222E+15

Sphere

Radius = n
Volume 2.8469945626873E+23
Surface area 2.0928682182889E+16
Circumference 256416446.81081

Square

Length = n
Perimeter 163239780
Area 1665451610903025
Diagonal 57713977.6987

Cube

Length = n
Surface area 9992709665418150
Volume 6.7966988641114E+22
Space diagonal 70684898.194091

Equilateral Triangle

Length = n
Perimeter 122429835
Area 7.2116170190787E+14
Altitude 35342449.097046

Triangular Pyramid

Length = n
Surface area 7.2116170190787E+14
Volume 8.0099864274934E+21
Height 19237992.566233