16391808 (number)

16391808 is an even 8-digits composite number following 16391807 and preceding 16391809. In scientific notation, it is written as 1.6391808 × 10^7. The sum of its digits is 36. It has a total of 11 prime factors and 128 positive divisors. There are 4976640 positive integers (up to 16391808) that are relatively prime to 16391808.

Interesting facts

Basic properties

Name

Name sixteen million three hundred ninety-one thousand eight hundred eight

Notation

Scientific notation 1.6391808 × 10^7
Engineering notation 1.6391808 × 10^6

Prime Factorization of 16391808

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 9 × 153 × 3 × 31

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 11
Total number of prime factors
rad Radical 256122
Product of the distinct prime numbers

The prime factorization of 16391808 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 9 × 153 × 3 × 31. Since it has a total of 11 prime factors.

Most popular turbo-numbers

Basic calculations (n = 16391808)

Multiplication

n×y
n×2 32783616
n×3 49175424
n×4 65567232
n×5 81959040

Division

n÷y
n÷2 8195904
n÷3 5463936
n÷3 4097952
n÷5 3278361.6

Exponentiation

ny
n2 268691369508864
n3 4.4043373402464E+21
n4 7.2195052048549E+28
n5 1.1834074317298E+36

Nth Root

y√n
2√n 4048.6797848188
3√n 254.02450835081
4√n 63.629236871259
5√n 27.728435837316

Divisors of 16391808

128 divisors

τ Total Divisors 128
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -16391807
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0078125
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 128
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 16391808 can be divided by 128 positive divisors. The sum of these divisors (counting 16391808) is 1, the average is 0.0078125.

Base conversion 16391808

Base System Value
2 Binary 111110100001111010000000
3 Ternary 1010211210100000
4 Quaternary 332201322000
5 Quinary 13144014213
6 Senary 1343200000
8 Octal 76417200
10 Decimal 16391808
12 Duodecimal 55a6000
16 Hexadecimal fa1e80
20 Vigesimal 528ja8
36 Base36 9rc00

Cryptographic Hash Functions

md5 52a0d2e8844797ab1dfdd24994a8dddc
sha1 789caac7481627b1a17a8fe3951efc030cd631d6
sha256 13b55b7ab716d4077629516571edc04c48df0b55bfb590e8d75e72e86cbc4084
sha512 0779950f041a7838b1d796f4a7a33f2115535afc83b473b3ba513a91d99add3cd72016f6cd0fdf4057974bb236c034e279e864184ef0becc0f79b6a3df05dc74
ripemd-160 fb73d168a3f02fa2e726ac1ddf77b05b3249ab70

16391808 as geometric shapes

Circle

Radius = n
Diameter 32783616
Circumference 102992767.18371
Area 8.4411883253203E+14

Sphere

Radius = n
Volume 1.8448845109399E+22
Surface area 3.3764753301281E+15
Circumference 102992767.18371

Square

Length = n
Perimeter 65567232
Area 268691369508864
Diagonal 23181517.185416

Cube

Length = n
Surface area 1612148217053184
Volume 4.4043373402464E+21
Space diagonal 28391444.283914

Equilateral Triangle

Length = n
Perimeter 49175424
Area 1.1634677588615E+14
Altitude 14195722.141957

Triangular Pyramid

Length = n
Surface area 1.1634677588615E+14
Volume 5.1905613332022E+20
Height 7727172.3951386