16981311 (number)

16981311 is an odd 8-digits composite number following 16981310 and preceding 16981312. In scientific notation, it is written as 1.6981311 × 10^7. The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors. There are 11310912 positive integers (up to 16981311) that are relatively prime to 16981311.

Interesting facts

Basic properties

Name

Name sixteen million nine hundred eighty-one thousand three hundred eleven

Notation

Scientific notation 1.6981311 × 10^7
Engineering notation 1.6981311 × 10^6

Prime Factorization of 16981311

Prime Factorization 3 × 1753 × 3229

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 16981311
Product of the distinct prime numbers

The prime factorization of 16981311 is 3 × 1753 × 3229. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 16981311)

Multiplication

n×y
n×2 33962622
n×3 50943933
n×4 67925244
n×5 84906555

Division

n÷y
n÷2 8490655.5
n÷3 5660437
n÷3 4245327.75
n÷5 3396262.2

Exponentiation

ny
n2 288364923278721
n3 4.8968144436871E+21
n4 8.3154328977543E+28
n5 1.412069521364E+36

Nth Root

y√n
2√n 4120.8386282406
3√n 257.03389964995
4√n 64.193758483521
5√n 27.925068246389

Divisors of 16981311

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 -16981310
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 16981311 can be divided by 8 positive divisors. The sum of these divisors (counting 16981311) is 1, the average is 0.125.

Base conversion 16981311

Base System Value
2 Binary 1000000110001110100111111
3 Ternary 1011221201222110
4 Quaternary 1000301310333
5 Quinary 13321400221
6 Senary 1403545103
8 Octal 100616477
10 Decimal 16981311
12 Duodecimal 582b193
16 Hexadecimal 1031d3f
20 Vigesimal 562d5b
36 Base36 a3yv3

Cryptographic Hash Functions

md5 5e00882ac407c36074ef9d0bef0ce041
sha1 ec7557a1a6e5421827f9b7ee5f0f3c9dd798b053
sha256 71d404eb8071541048f489b25ab040284df673088ad3f73b5bd71d0e9123e443
sha512 8569935b01071f54022558007b6367d712c75fe76397b9076db859043026e85f86be0599771d6beb07fae9f2172c1a6ab9e39ba1157ce16a131e7bef77b0088b
ripemd-160 984a809f59ce985406b12dd82d789e18b468d90c

16981311 as geometric shapes

Circle

Radius = n
Diameter 33962622
Circumference 106696723.77185
Area 9.0592512452541E+14

Sphere

Radius = n
Volume 2.0511728376373E+22
Surface area 3.6237004981017E+15
Circumference 106696723.77185

Square

Length = n
Perimeter 67925244
Area 288364923278721
Diagonal 24015200.323075

Cube

Length = n
Surface area 1730189539672326
Volume 4.8968144436871E+21
Space diagonal 29412493.431128

Equilateral Triangle

Length = n
Perimeter 50943933
Area 1.2486567455986E+14
Altitude 14706246.715564

Triangular Pyramid

Length = n
Surface area 1.2486567455986E+14
Volume 5.7709511655723E+20
Height 8005066.7743585