16638894 (number)

16638894 is an even 8-digits composite number following 16638893 and preceding 16638895. In scientific notation, it is written as 1.6638894 × 10^7. The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors. There are 5546292 positive integers (up to 16638894) that are relatively prime to 16638894.

Interesting facts

Basic properties

Name

Name sixteen million six hundred thirty-eight thousand eight hundred ninety-four

Notation

Scientific notation 1.6638894 × 10^7
Engineering notation 1.6638894 × 10^6

Prime Factorization of 16638894

Prime Factorization 2 × 3 × 3 × 924383

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 5546298
Product of the distinct prime numbers

The prime factorization of 16638894 is 2 × 3 × 3 × 924383. Since it has a total of 4 prime factors.

Most popular turbo-numbers

10, 6, 55, 67, 436, 960, 5998, 992, 21504, 9312, 666843, 480319, 4562374, 5502955, 61164955, 4646163, 598782410, 886274783, 1366549386, 4297372333

Basic calculations (n = 16638894)

Multiplication

n×y
n×2 33277788
n×3 49916682
n×4 66555576
n×5 83194470

Division

n÷y
n÷2 8319447
n÷3 5546298
n÷3 4159723.5
n÷5 3327778.8

Exponentiation

ny
n2 276852793543236
n3 4.6065242853698E+21
n4 7.6647469292694E+28
n5 1.2753291169294E+36

Nth Root

y√n
2√n 4079.0800433431
3√n 255.29451553921
4√n 63.86767604464
5√n 27.811530613152

Divisors of 16638894

1, 2, 3, 6, 9, 18, 924383, 1848766, 2773149, 5546298, 8319447, 16638894

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -16638893
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 16638894 can be divided by 12 positive divisors. The sum of these divisors (counting 16638894) is 1, the average is 0.083333333333333.

Base conversion 16638894

Base System Value
2 Binary 111111011110001110101110
3 Ternary 1011022100021100
4 Quaternary 333132032232
5 Quinary 13224421034
6 Senary 1352343530
8 Octal 77361656
10 Decimal 16638894
12 Duodecimal 56a4ba6
16 Hexadecimal fde3ae
20 Vigesimal 53jh4e
36 Base36 9wmni

Cryptographic Hash Functions

md5 f83749a324bd3e05608eb1b318a3a683
sha1 d94496b94b31eb2bfb6bc634eea0dbcfaf87a9e3
sha256 5c3ec45ff88baf7116db739764f6ed501dbe910023d2bef5ec7f54c0ea42933b
sha512 df2995f0a5642b0412fbf8c268367fbc23427ff95f675118df1404a42dfcf3414ccf65a66ccee4432b82b736ab729a32f88230e1f05bec31e3b0e565ea1ae09c
ripemd-160 3d655cb05450f5588fb53cba39642be8031d6393

16638894 as geometric shapes

Circle

Radius = n
Diameter 33277788
Circumference 104545254.30852
Area 8.6975870232124E+14

Sphere

Radius = n
Volume 1.9295763804668E+22
Surface area 3.479034809285E+15
Circumference 104545254.30852

Square

Length = n
Perimeter 66555576
Area 276852793543236
Diagonal 23530949.557688

Cube

Length = n
Surface area 1661116761259416
Volume 4.6065242853698E+21
Space diagonal 28819409.789753

Equilateral Triangle

Length = n
Perimeter 49916682
Area 1.1988077615857E+14
Altitude 14409704.894876

Triangular Pyramid

Length = n
Surface area 1.1988077615857E+14
Volume 5.4288409331425E+20
Height 7843649.8525628