164020781 (number)

164020781 is an odd 9-digits composite number following 164020780 and preceding 164020782. In scientific notation, it is written as 1.64020781 × 10^8. The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors. There are 157444672 positive integers (up to 164020781) that are relatively prime to 164020781.

Interesting facts

Basic properties

Name

Name one hundred sixty-four million twenty thousand seven hundred eighty-one

Notation

Scientific notation 1.64020781 × 10^8
Engineering notation 1.64020781 × 10^6

Prime Factorization of 164020781

Prime Factorization 29 × 173 × 32693

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 164020781
Product of the distinct prime numbers

The prime factorization of 164020781 is 29 × 173 × 32693. Since it has a total of 3 prime factors.

Most popular turbo-numbers

10, 9, 45, 43, 247, 603, 8758, 3081, 58757, 16878, 104851, 172226, 6521858, 8078151, 10984683, 93011493, 758520798, 885726326, 6218671732, 5600407350

Basic calculations (n = 164020781)

Multiplication

n×y
n×2 328041562
n×3 492062343
n×4 656083124
n×5 820103905

Division

n÷y
n÷2 82010390.5
n÷3 54673593.666667
n÷3 41005195.25
n÷5 32804156.2

Exponentiation

ny
n2 26902816599849961
n3 4.4126209898072E+24
n4 7.2376154100516E+32
n5 1.1871193321343E+41

Nth Root

y√n
2√n 12807.059810901
3√n 547.39348622616
4√n 113.16828093994
5√n 43.95211466574

Divisors of 164020781

1, 29, 173, 5017, 32693, 948097, 5655889, 164020781

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 -164020780
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 164020781 can be divided by 8 positive divisors. The sum of these divisors (counting 164020781) is 1, the average is 0.125.

Base conversion 164020781

Base System Value
2 Binary 1001110001101100001000101101
3 Ternary 102102122010012202
4 Quaternary 21301230020231
5 Quinary 313442131111
6 Senary 24135311245
8 Octal 1161541055
10 Decimal 164020781
12 Duodecimal 46b1b525
16 Hexadecimal 9c6c22d
20 Vigesimal 2b52bj1
36 Base36 2pnj8t

Cryptographic Hash Functions

md5 6fee071e4d43c0d7be1ac97f11fc73a0
sha1 ab46279622b8596b207b2ec37f9055761f3a9c53
sha256 39a014824f7bd38c8507391407f77cd893118534e274b487dceb78970fb6d99b
sha512 0bdcd87370bb1b176c3aaefddf5898c65a0a015b3388652886ec6fec981772a0ccbe79a5caa94f98d0d4d23e2474f6f89ecc380f107bce79202ba864da00872b
ripemd-160 f1e0a19f6dbb27252f7660106b9307d44b31d721

164020781 as geometric shapes

Circle

Radius = n
Diameter 328041562
Circumference 1030572961.2513
Area 8.4517690990962E+16

Sphere

Radius = n
Volume 1.8483543579539E+25
Surface area 3.3807076396385E+17
Circumference 1030572961.2513

Square

Length = n
Perimeter 656083124
Area 26902816599849961
Diagonal 231960413.00123

Cube

Length = n
Surface area 161416899599099766
Volume 4.4126209898072E+24
Space diagonal 284092326.18913

Equilateral Triangle

Length = n
Perimeter 492062343
Area 1.1649261304412E+16
Altitude 142046163.09456

Triangular Pyramid

Length = n
Surface area 1.1649261304412E+16
Volume 5.2003237078312E+23
Height 77320137.667076