82161864 (number)

82161864 is an even 8-digits composite number following 82161863 and preceding 82161865. In scientific notation, it is written as 8.2161864 × 10^7. The sum of its digits is 36. It has a total of 8 prime factors and 80 positive divisors. There are 27099360 positive integers (up to 82161864) that are relatively prime to 82161864.

Interesting facts

Basic properties

Name

Name eighty-two million one hundred sixty-one thousand eight hundred sixty-four

Notation

Scientific notation 8.2161864 × 10^7
Engineering notation 8.2161864 × 10^6

Prime Factorization of 82161864

Prime Factorization 2 × 2 × 2 × 9 × 3 × 3 × 103 × 1231

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 6846822
Product of the distinct prime numbers

The prime factorization of 82161864 is 2 × 2 × 2 × 9 × 3 × 3 × 103 × 1231. Since it has a total of 8 prime factors.

Most popular turbo-numbers

6, 9, 26, 56, 308, 820, 4054, 7377, 77995, 19699, 904796, 104851, 8845307, 1263734, 77177113, 22527381, 854473601, 334328936, 6004266501, 8702228819

Basic calculations (n = 82161864)

Multiplication

n×y
n×2 164323728
n×3 246485592
n×4 328647456
n×5 410809320

Division

n÷y
n÷2 41080932
n÷3 27387288
n÷3 20540466
n÷5 16432372.8

Exponentiation

ny
n2 6750571895954496
n3 5.5463957003764E+23
n4 4.5570220922451E+31
n5 3.7441342938803E+39

Nth Root

y√n
2√n 9064.3181762337
3√n 434.73382050931
4√n 95.206712873797
5√n 38.276661959911

Divisors of 82161864

1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 103, 108, 162, 206, 216, 309, 324, 412, 618, 648, 824, 927, 1231, 1236, 1854, 2462, 2472, 2781, 3693, 3708, 4924, 5562, 7386, 7416, 8343, 9848, 11079, 11124, 14772, 16686, 22158, 22248, 29544, 33237, 33372, 44316, 66474, 66744, 88632, 99711, 126793, 132948, 199422, 253586, 265896, 380379, 398844, 507172, 760758, 797688, 1014344, 1141137, 1521516, 2282274, 3043032, 3423411, 4564548, 6846822, 9129096, 10270233, 13693644, 20540466, 27387288, 41080932, 82161864

80 divisors

τ Total Divisors 80
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -82161863
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0125
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 80
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 82161864 can be divided by 80 positive divisors. The sum of these divisors (counting 82161864) is 1, the average is 0.0125.

Base conversion 82161864

Base System Value
2 Binary 100111001011011000011001000
3 Ternary 12201121020220000
4 Quaternary 10321123003020
5 Quinary 132013134424
6 Senary 12053003000
8 Octal 471330310
10 Decimal 82161864
12 Duodecimal 23623460
16 Hexadecimal 4e5b0c8
20 Vigesimal 15da4d4
36 Base36 1cx0i0

Cryptographic Hash Functions

md5 23733e87e83879884818f00b4f6fa31e
sha1 086c05e8cfb5352270080dd0e7bcf6745a5574c5
sha256 fd2cf427249d07e5a39eea6527229a5a8cb41050914ed03db8021dc62338efec
sha512 1b3bfe859a1b9948b674b768f6a109b59d408ab25e9fdf1036650e03700e83f658459b2fa6c405aa79fb78b6b301eabad94289336adbb0727450fa52b5ab24ab
ripemd-160 ba556e1be480bb7903374bc12726645a800f846a

82161864 as geometric shapes

Circle

Radius = n
Diameter 164323728
Circumference 516238216.69529
Area 2.120754707586E+16

Sphere

Radius = n
Volume 2.3232687981606E+24
Surface area 8.4830188303441E+16
Circumference 516238216.69529

Square

Length = n
Perimeter 328647456
Area 6750571895954496
Diagonal 116194422.37865

Cube

Length = n
Surface area 40503431375726976
Volume 5.5463957003764E+23
Space diagonal 142308522.89256

Equilateral Triangle

Length = n
Perimeter 246485592
Area 2.9230833759849E+15
Altitude 71154261.446282

Triangular Pyramid

Length = n
Surface area 2.9230833759849E+15
Volume 6.5364900181334E+22
Height 38731474.126218