16307981 (number)

16307981 is an odd 8-digits composite number following 16307980 and preceding 16307982. In scientific notation, it is written as 1.6307981 × 10^7. The sum of its digits is 35. It has a total of 4 prime factors and 12 positive divisors. There are 15118848 positive integers (up to 16307981) that are relatively prime to 16307981.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.6307981 × 10^7
Engineering notation 1.6307981 × 10^6

Prime Factorization of 16307981

Prime Factorization 17 × 17 × 73 × 773

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 959293
Product of the distinct prime numbers

The prime factorization of 16307981 is 17 × 17 × 73 × 773. Since it has a total of 4 prime factors.

Most popular turbo-numbers

7, 10, 27, 29, 721, 622, 8560, 1942, 28488, 38947, 345946, 360960, 8168232, 9161451, 86994846, 48370395, 710479800, 754703615, 9856728928, 4643109746

Basic calculations (n = 16307981)

Multiplication

n×y
n×2 32615962
n×3 48923943
n×4 65231924
n×5 81539905

Division

n÷y
n÷2 8153990.5
n÷3 5435993.6666667
n÷3 4076995.25
n÷5 3261596.2

Exponentiation

ny
n2 265950244296361
n3 4.3371115309304E+21
n4 7.0729532441294E+28
n5 1.1534558711915E+36

Nth Root

y√n
2√n 4038.3141284452
3√n 253.59074462767
4√n 63.547731103834
5√n 27.70001723983

Divisors of 16307981

1, 17, 73, 289, 773, 1241, 13141, 21097, 56429, 223397, 959293, 16307981

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 -16307980
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 16307981 can be divided by 12 positive divisors. The sum of these divisors (counting 16307981) is 1, the average is 0.083333333333333.

Base conversion 16307981

Base System Value
2 Binary 111110001101011100001101
3 Ternary 1010200112100022
4 Quaternary 332031130031
5 Quinary 13133323411
6 Senary 1341311525
8 Octal 76153415
10 Decimal 16307981
12 Duodecimal 55655a5
16 Hexadecimal f8d70d
20 Vigesimal 51i9j1
36 Base36 9pjbh

Cryptographic Hash Functions

md5 10c37e2589decd9327cb259e5bac1f81
sha1 05308a25986c20a97c04fa0831a70388b45917ea
sha256 54eadb65ac923c3bbb972c22be402533aa4e0c43ede35a078a47be5422c9d110
sha512 7a8d191dcf9eefadd851cb7d881d6db73c86544ba458367a9da84d5f474a0619af9a41ffade528b775751f70d30e4180b49ab9b8b2c728fb4c40088caac17c5a
ripemd-160 f63feca1616fa6b8d003d49e0e98f767d2e19c0a

16307981 as geometric shapes

Circle

Radius = n
Diameter 32615962
Circumference 102466066.60896
Area 8.3550733370186E+14

Sphere

Radius = n
Volume 1.8167250297827E+22
Surface area 3.3420293348074E+15
Circumference 102466066.60896

Square

Length = n
Perimeter 65231924
Area 265950244296361
Diagonal 23062967.905123

Cube

Length = n
Surface area 1595701465778166
Volume 4.3371115309304E+21
Space diagonal 28246251.660868

Equilateral Triangle

Length = n
Perimeter 48923943
Area 1.1515983385166E+14
Altitude 14123125.830434

Triangular Pyramid

Length = n
Surface area 1.1515983385166E+14
Volume 5.1113349571388E+20
Height 7687655.9683743