82661440 (number)

82661440 is an even 8-digits composite number following 82661439 and preceding 82661441. In scientific notation, it is written as 8.2661440 × 10^7. The sum of its digits is 31. It has a total of 8 prime factors and 28 positive divisors. There are 33064448 positive integers (up to 82661440) that are relatively prime to 82661440.

Interesting facts

Basic properties

Name

Name eighty-two million six hundred sixty-one thousand four hundred forty

Notation

Scientific notation 8.2661440 × 10^7
Engineering notation 8.2661440 × 10^6

Prime Factorization of 82661440

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 5 × 258317

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 2583170
Product of the distinct prime numbers

The prime factorization of 82661440 is 2 × 2 × 2 × 2 × 2 × 2 × 5 × 258317. Since it has a total of 8 prime factors.

Most popular turbo-numbers

3, 9, 73, 56, 901, 905, 588, 8910, 2603, 96984, 106840, 679264, 5886422, 3432156, 67173542, 81326431, 653529781, 760375575, 5527856192, 2559921564

Basic calculations (n = 82661440)

Multiplication

n×y
n×2 165322880
n×3 247984320
n×4 330645760
n×5 413307200

Division

n÷y
n÷2 41330720
n÷3 27553813.333333
n÷3 20665360
n÷5 16532288

Exponentiation

ny
n2 6832913662873600
n3 5.6481848276881E+23
n4 4.6688709124285E+31
n5 3.8593559279545E+39

Nth Root

y√n
2√n 9091.8336984351
3√n 435.61315742112
4√n 95.351107484051
5√n 38.323096550806

Divisors of 82661440

1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 258317, 516634, 1033268, 1291585, 2066536, 2583170, 4133072, 5166340, 8266144, 10332680, 16532288, 20665360, 41330720, 82661440

28 divisors

τ Total Divisors 28
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -82661439
Sum of the proper positive divisors of n
A Arithmetic Mean 0.035714285714286
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 28
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 82661440 can be divided by 28 positive divisors. The sum of these divisors (counting 82661440) is 1, the average is 0.035714285714286.

Base conversion 82661440

Base System Value
2 Binary 100111011010101000001000000
3 Ternary 12202112122011211
4 Quaternary 10323111001000
5 Quinary 132130131230
6 Senary 12111415504
8 Octal 473250100
10 Decimal 82661440
12 Duodecimal 23824594
16 Hexadecimal 4ed5040
20 Vigesimal 15gcdc0
36 Base36 1d7pz4

Cryptographic Hash Functions

md5 6875ce01fec3aef105a2e918b6cb1e67
sha1 7a7d1a89c736b15241256f426f212b2cb5e52258
sha256 140cc7e39970e7e91df40d5c55ea97eae5da3de396d7f7e535673f284b7035cb
sha512 23c11b38f62b2d6e30ffde0cf8b7a3ab6092792bd4551f71b58d20ac8e3ed026aa5d03218947431ea2f5f9a159e370ac11c39eb0d2ff4cae2ab376d09a133623
ripemd-160 28e06f05016b509fccf017c84b8abe2a75961f50

82661440 as geometric shapes

Circle

Radius = n
Diameter 165322880
Circumference 519377145.27831
Area 2.1466231365897E+16

Sphere

Radius = n
Volume 2.3659061281043E+24
Surface area 8.5864925463588E+16
Circumference 519377145.27831

Square

Length = n
Perimeter 330645760
Area 6832913662873600
Diagonal 116900929.53329

Cube

Length = n
Surface area 40997481977241600
Volume 5.6481848276881E+23
Space diagonal 143173813.90681

Equilateral Triangle

Length = n
Perimeter 247984320
Area 2.9587384069572E+15
Altitude 71586906.953403

Triangular Pyramid

Length = n
Surface area 2.9587384069572E+15
Volume 6.6564496550887E+22
Height 38966976.511097