405642747 (number)

405642747 is an odd 9-digits composite number following 405642746 and preceding 405642748. In scientific notation, it is written as 4.05642747 × 10^8. The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors. There are 270428496 positive integers (up to 405642747) that are relatively prime to 405642747.

Interesting facts

Basic properties

Name

Name four hundred five million six hundred forty-two thousand seven hundred forty-seven

Notation

Scientific notation 4.05642747 × 10^8
Engineering notation 4.05642747 × 10^6

Prime Factorization of 405642747

Prime Factorization 3 × 135214249

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 405642747
Product of the distinct prime numbers

The prime factorization of 405642747 is 3 × 135214249. Since it has a total of 2 prime factors.

Most popular turbo-numbers

3, 4, 44, 68, 105, 685, 8200, 71, 44826, 77815, 293749, 29044, 8217371, 5363190, 89660943, 71269569, 144628566, 132236083, 9292093729, 9082906904

Basic calculations (n = 405642747)

Multiplication

n×y
n×2 811285494
n×3 1216928241
n×4 1622570988
n×5 2028213735

Division

n÷y
n÷2 202821373.5
n÷3 135214249
n÷3 101410686.75
n÷5 81128549.4

Exponentiation

ny
n2 164546038193706009
n3 6.6746906940862E+25
n4 2.7075398685245E+34
n5 1.0982939098803E+43

Nth Root

y√n
2√n 20140.574644235
3√n 740.25481059309
4√n 141.91749238285
5√n 52.677935114319

Divisors of 405642747

1, 3, 135214249, 405642747

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -405642746
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 405642747 can be divided by 4 positive divisors. The sum of these divisors (counting 405642747) is 1, the average is 0.25.

Base conversion 405642747

Base System Value
2 Binary 11000001011011001110111111011
3 Ternary 1001021021210020110
4 Quaternary 120023121313323
5 Quinary 1312321031442
6 Senary 104130155403
8 Octal 3013316773
10 Decimal 405642747
12 Duodecimal b3a22b63
16 Hexadecimal 182d9dfb
20 Vigesimal 66f56h7
36 Base36 6piby3

Cryptographic Hash Functions

md5 cb3b0f9acb8653ad221aaefeaa558ab7
sha1 2ab0e0374e9f268f93bf84fa12c98c965294191e
sha256 fb5daf770f776e8e41b75c6b86c80341af3f9723af07c8e162820a6ad6722794
sha512 49c79caff11ea58a2f17d6621ff33418d84b0d772d71ee413d93eae82f327dbcc5746ffc12405ee68d02876998aa3c98563029ca4a73d49cca26aa21a4108e10
ripemd-160 5c1679eecd3c496273a5751d9b1c22c66b88acf5

405642747 as geometric shapes

Circle

Radius = n
Diameter 811285494
Circumference 2548728547.9144
Area 5.1693662476665E+17

Sphere

Radius = n
Volume 2.7958878999367E+26
Surface area 2.0677464990666E+18
Circumference 2548728547.9144

Square

Length = n
Perimeter 1622570988
Area 164546038193706009
Diagonal 573665474.28568

Cube

Length = n
Surface area 987276229162236054
Volume 6.6746906940862E+25
Space diagonal 702593847.52581

Equilateral Triangle

Length = n
Perimeter 1216928241
Area 7.1250524583917E+16
Altitude 351296923.7629

Triangular Pyramid

Length = n
Surface area 7.1250524583917E+16
Volume 7.8661984201851E+24
Height 191221824.76189