393640906 (number)

393640906 is an even 9-digits composite number following 393640905 and preceding 393640907. In scientific notation, it is written as 3.93640906 × 10^8. The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors. There are 188263020 positive integers (up to 393640906) that are relatively prime to 393640906.

Interesting facts

Basic properties

Name

Name three hundred ninety-three million six hundred forty thousand nine hundred six

Notation

Scientific notation 3.93640906 × 10^8
Engineering notation 3.93640906 × 10^6

Prime Factorization of 393640906

Prime Factorization 2 × 23 × 8557411

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 393640906
Product of the distinct prime numbers

The prime factorization of 393640906 is 2 × 23 × 8557411. Since it has a total of 3 prime factors.

Most popular turbo-numbers

10, 3, 37, 49, 688, 191, 1621, 427, 42498, 93082, 170024, 295344, 8009189, 1126326, 18507854, 93507860, 46635610, 307541849, 3411919939, 5006137911

Basic calculations (n = 393640906)

Multiplication

n×y
n×2 787281812
n×3 1180922718
n×4 1574563624
n×5 1968204530

Division

n÷y
n÷2 196820453
n÷3 131213635.33333
n÷3 98410226.5
n÷5 78728181.2

Exponentiation

ny
n2 154953162876500836
n3 6.0995903422271E+25
n4 2.4010482685431E+34
n5 9.4515081577905E+42

Nth Root

y√n
2√n 19840.385732137
3√n 732.88090693148
4√n 140.85590414369
5√n 52.362460353455

Divisors of 393640906

1, 2, 23, 46, 8557411, 17114822, 196820453, 393640906

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -393640905
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 393640906 can be divided by 8 positive divisors. The sum of these divisors (counting 393640906) is 1, the average is 0.125.

Base conversion 393640906

Base System Value
2 Binary 10111011101100111101111001010
3 Ternary 1000102201000210211
4 Quaternary 113131213233022
5 Quinary 1301233002111
6 Senary 103021031334
8 Octal 2735475712
10 Decimal 393640906
12 Duodecimal ab9b554a
16 Hexadecimal 17767bca
20 Vigesimal 6305256
36 Base36 6id39m

Cryptographic Hash Functions

md5 1c0ba621a25a7e30cad76a0a427f4545
sha1 13653210ca1a7f29fa9bbc2ca4535020ad83f1e2
sha256 ce417ffdc3982d9be5677542669fdb47e3f27c11689962697c4a260c318500db
sha512 c20c13ce7246201728c851a6b0446cc336b7eaf0dfd5f9584e1916a95dedb68900c2b019aa1b5c3f68267177aaa243ce74a7966796a0ed6a619fa22ae2c11fc8
ripemd-160 8798261fb7ae711d8b322ce3b21fd668625a4f0c

393640906 as geometric shapes

Circle

Radius = n
Diameter 787281812
Circumference 2473318756.8841
Area 4.8679971814332E+17

Sphere

Radius = n
Volume 2.5549904278731E+26
Surface area 1.9471988725733E+18
Circumference 2473318756.8841

Square

Length = n
Perimeter 1574563624
Area 154953162876500836
Diagonal 556692307.97003

Cube

Length = n
Surface area 929718977259005016
Volume 6.0995903422271E+25
Space diagonal 681806049.12944

Equilateral Triangle

Length = n
Perimeter 1180922718
Area 6.7096687723899E+16
Altitude 340903024.56472

Triangular Pyramid

Length = n
Surface area 6.7096687723899E+16
Volume 7.188436155748E+24
Height 185564102.65668