81682016 (number)

81682016 is an even 8-digits composite number following 81682015 and preceding 81682017. In scientific notation, it is written as 8.1682016 × 10^7. The sum of its digits is 32. It has a total of 8 prime factors and 48 positive divisors. There are 36056064 positive integers (up to 81682016) that are relatively prime to 81682016.

Interesting facts

Basic properties

Name

Name eighty-one million six hundred eighty-two thousand sixteen

Notation

Scientific notation 8.1682016 × 10^7
Engineering notation 8.1682016 × 10^6

Prime Factorization of 81682016

Prime Factorization 2 × 2 × 2 × 2 × 2 × 13 × 23 × 8537

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 5105126
Product of the distinct prime numbers

The prime factorization of 81682016 is 2 × 2 × 2 × 2 × 2 × 13 × 23 × 8537. Since it has a total of 8 prime factors.

Most popular turbo-numbers

5, 8, 40, 22, 187, 699, 1077, 8654, 58995, 77988, 768983, 929568, 9921339, 1415071, 91078398, 16431918, 221922339, 285521807, 3884832215, 4067877563

Basic calculations (n = 81682016)

Multiplication

n×y
n×2 163364032
n×3 245046048
n×4 326728064
n×5 408410080

Division

n÷y
n÷2 40841008
n÷3 27227338.666667
n÷3 20420504
n÷5 16336403.2

Exponentiation

ny
n2 6671951737824256
n3 5.4497846860019E+23
n4 4.4514939991856E+31
n5 3.6360700406538E+39

Nth Root

y√n
2√n 9037.8103542838
3√n 433.88584565901
4√n 95.067399008723
5√n 38.231847889102

Divisors of 81682016

1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 92, 104, 184, 208, 299, 368, 416, 598, 736, 1196, 2392, 4784, 8537, 9568, 17074, 34148, 68296, 110981, 136592, 196351, 221962, 273184, 392702, 443924, 785404, 887848, 1570808, 1775696, 2552563, 3141616, 3551392, 5105126, 6283232, 10210252, 20420504, 40841008, 81682016

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -81682015
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 81682016 can be divided by 48 positive divisors. The sum of these divisors (counting 81682016) is 1, the average is 0.020833333333333.

Base conversion 81682016

Base System Value
2 Binary 100110111100101111001100000
3 Ternary 12200200212122212
4 Quaternary 10313211321200
5 Quinary 131402311031
6 Senary 12034421252
8 Octal 467457140
10 Decimal 81682016
12 Duodecimal 23431828
16 Hexadecimal 4de5e60
20 Vigesimal 15aa50g
36 Base36 1cmq8w

Cryptographic Hash Functions

md5 be5c074e385d0f608cb7de256e401ad9
sha1 e9009b51e6593f5080083c1f8e849f8aa5eda953
sha256 f5d8b55eca8a006863bbf1aaa3f62e4d2e675e8153ea70c1df51784c223b0aca
sha512 f1a0b7b59e5dea9110e9126402f74e391a47bec39af0ec4984237c813a755cd7a94bdec197b2c44e0df6cd197100d282c2a84bd909200146307e3e024f0bdacc
ripemd-160 b402863b60316598df36c08e96e09e3400d26464

81682016 as geometric shapes

Circle

Radius = n
Diameter 163364032
Circumference 513223242.79201
Area 2.0960554564654E+16

Sphere

Radius = n
Volume 2.282800471092E+24
Surface area 8.3842218258617E+16
Circumference 513223242.79201

Square

Length = n
Perimeter 326728064
Area 6671951737824256
Diagonal 115515814.82918

Cube

Length = n
Surface area 40031710426945536
Volume 5.4497846860019E+23
Space diagonal 141477401.77665

Equilateral Triangle

Length = n
Perimeter 245046048
Area 2.8890398488898E+15
Altitude 70738700.888327

Triangular Pyramid

Length = n
Surface area 2.8890398488898E+15
Volume 6.4226328457976E+22
Height 38505271.609725