16991908 (number)

16991908 is an even 8-digits composite number following 16991907 and preceding 16991909. In scientific notation, it is written as 1.6991908 × 10^7. The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors. There are 7996160 positive integers (up to 16991908) that are relatively prime to 16991908.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.6991908 × 10^7
Engineering notation 1.6991908 × 10^6

Prime Factorization of 16991908

Prime Factorization 2 × 2 × 17 × 249881

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 8495954
Product of the distinct prime numbers

The prime factorization of 16991908 is 2 × 2 × 17 × 249881. Since it has a total of 4 prime factors.

Most popular turbo-numbers

1, 6, 55, 74, 641, 854, 4822, 8168, 26995, 88995, 445676, 871058, 7660889, 8845492, 91399179, 20703776, 133234568, 147620506, 865488457, 6736854592

Basic calculations (n = 16991908)

Multiplication

n×y
n×2 33983816
n×3 50975724
n×4 67967632
n×5 84959540

Division

n÷y
n÷2 8495954
n÷3 5663969.3333333
n÷3 4247977
n÷5 3398381.6

Exponentiation

ny
n2 288724937480464
n3 4.9059875749738E+21
n4 8.3362089523098E+28
n5 1.4164809558642E+36

Nth Root

y√n
2√n 4122.1242096764
3√n 257.08735492298
4√n 64.203770992648
5√n 27.92855264296

Divisors of 16991908

1, 2, 4, 17, 34, 68, 249881, 499762, 999524, 4247977, 8495954, 16991908

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 -16991907
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 16991908 can be divided by 12 positive divisors. The sum of these divisors (counting 16991908) is 1, the average is 0.083333333333333.

Base conversion 16991908

Base System Value
2 Binary 1000000110100011010100100
3 Ternary 1011222021111221
4 Quaternary 1000310122210
5 Quinary 13322220113
6 Senary 1404110124
8 Octal 100643244
10 Decimal 16991908
12 Duodecimal 5835344
16 Hexadecimal 10346a4
20 Vigesimal 563jf8
36 Base36 a471g

Cryptographic Hash Functions

md5 a820c05903f6a6d487b43a9160d90f15
sha1 4749864913beb9a09932fe8a2db33975a23a053d
sha256 89bd37a2c707e9963b0010fb657f65192d6d1ab095bcb4fe534f08cb2d0e348c
sha512 34dcce8e47ebfb12d0ed6ca99db70b691216680d9c76fbfca554978570790a287b5a9f3f10ddcc28a39533a059612e462165a2ec9d05ad9e9ec9e041bbc1f325
ripemd-160 c97d2042d812c7736d5e04bb584a27acc123049f

16991908 as geometric shapes

Circle

Radius = n
Diameter 33983816
Circumference 106763306.68655
Area 9.070561424968E+14

Sphere

Radius = n
Volume 2.0550152698854E+22
Surface area 3.6282245699872E+15
Circumference 106763306.68655

Square

Length = n
Perimeter 67967632
Area 288724937480464
Diagonal 24030186.744196

Cube

Length = n
Surface area 1732349624882784
Volume 4.9059875749738E+21
Space diagonal 29430847.973536

Equilateral Triangle

Length = n
Perimeter 50975724
Area 1.2502156528208E+14
Altitude 14715423.986768

Triangular Pyramid

Length = n
Surface area 1.2502156528208E+14
Volume 5.7817618044682E+20
Height 8010062.2480653