30909920 (number)

30909920 is an even 8-digits composite number following 30909919 and preceding 30909921. In scientific notation, it is written as 3.0909920 × 10^7. The sum of its digits is 32. It has a total of 8 prime factors and 48 positive divisors. There are 12157440 positive integers (up to 30909920) that are relatively prime to 30909920.

Interesting facts

Basic properties

Name

Name thirty million nine hundred nine thousand nine hundred twenty

Notation

Scientific notation 3.0909920 × 10^7
Engineering notation 3.0909920 × 10^6

Prime Factorization of 30909920

Prime Factorization 2 × 2 × 2 × 2 × 2 × 5 × 61 × 3167

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 1931870
Product of the distinct prime numbers

The prime factorization of 30909920 is 2 × 2 × 2 × 2 × 2 × 5 × 61 × 3167. Since it has a total of 8 prime factors.

Most popular turbo-numbers

1, 1, 100, 6, 382, 503, 8046, 4215, 12442, 90707, 386999, 810114, 2884155, 723698, 22217330, 6552970, 962772375, 629658090, 4369058327, 836137760

Basic calculations (n = 30909920)

Multiplication

n×y
n×2 61819840
n×3 92729760
n×4 123639680
n×5 154549600

Division

n÷y
n÷2 15454960
n÷3 10303306.666667
n÷3 7727480
n÷5 6181984

Exponentiation

ny
n2 955423154406400
n3 2.9532053268849E+22
n4 9.1283340397588E+29
n5 2.8215607490222E+37

Nth Root

y√n
2√n 5559.6690548989
3√n 313.83349523565
4√n 74.563188336463
5√n 31.478902048373

Divisors of 30909920

1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 3167, 4880, 6334, 9760, 12668, 15835, 25336, 31670, 50672, 63340, 101344, 126680, 193187, 253360, 386374, 506720, 772748, 965935, 1545496, 1931870, 3090992, 3863740, 6181984, 7727480, 15454960, 30909920

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -30909919
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 30909920 can be divided by 48 positive divisors. The sum of these divisors (counting 30909920) is 1, the average is 0.020833333333333.

Base conversion 30909920

Base System Value
2 Binary 1110101111010010111100000
3 Ternary 2011011101102212
4 Quaternary 1311322113200
5 Quinary 30403104140
6 Senary 3022301252
8 Octal 165722740
10 Decimal 30909920
12 Duodecimal a427828
16 Hexadecimal 1d7a5e0
20 Vigesimal 9d3eg0
36 Base36 iei8w

Cryptographic Hash Functions

md5 58cb3f9042f84b404680c410656caaa5
sha1 d29c87c31a38d4b0e72e90dccc51c0269787ca9e
sha256 c597b7bffdc2286fb9304f61ae0278bfff2d6e88e1cb3d11341a1794bf901c70
sha512 4291f40684d40f542aa346fadffa0c59e8aa603cfd0929b9feae123b44a816fb376d47644e05c9fbbfd70979929da7c64e87c762fc4b2bf93769534f478d8282
ripemd-160 12d409d687b788775bb4d0380d3f6b3d8ce2987c

30909920 as geometric shapes

Circle

Radius = n
Diameter 61819840
Circumference 194212755.1901
Area 3.0015503629527E+15

Sphere

Radius = n
Volume 1.2370357545979E+23
Surface area 1.2006201451811E+16
Circumference 194212755.1901

Square

Length = n
Perimeter 123639680
Area 955423154406400
Diagonal 43713228.075867

Cube

Length = n
Surface area 5732538926438400
Volume 2.9532053268849E+22
Space diagonal 53537551.897889

Equilateral Triangle

Length = n
Perimeter 92729760
Area 4.137103615399E+14
Altitude 26768775.948945

Triangular Pyramid

Length = n
Surface area 4.137103615399E+14
Volume 3.4803858547943E+21
Height 14571076.025289