20081361 (number)

20081361 is an odd 8-digits composite number following 20081360 and preceding 20081362. In scientific notation, it is written as 2.0081361 × 10^7. The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors. There are 13102640 positive integers (up to 20081361) that are relatively prime to 20081361.

Interesting facts

Basic properties

Name

Name twenty million eighty-one thousand three hundred sixty-one

Notation

Scientific notation 2.0081361 × 10^7
Engineering notation 2.0081361 × 10^6

Prime Factorization of 20081361

Prime Factorization 3 × 47 × 142421

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 20081361
Product of the distinct prime numbers

The prime factorization of 20081361 is 3 × 47 × 142421. Since it has a total of 3 prime factors.

Most popular turbo-numbers

3, 5, 95, 78, 580, 326, 1496, 4294, 46524, 5222, 364603, 313498, 6016659, 1981527, 22549611, 49535505, 338753322, 623982193, 7540181884, 9680814841

Basic calculations (n = 20081361)

Multiplication

n×y
n×2 40162722
n×3 60244083
n×4 80325444
n×5 100406805

Division

n÷y
n÷2 10040680.5
n÷3 6693787
n÷3 5020340.25
n÷5 4016272.2

Exponentiation

ny
n2 403261059612321
n3 8.0980309153175E+21
n4 1.6261948219965E+29
n5 3.2656205276843E+36

Nth Root

y√n
2√n 4481.2231589154
3√n 271.8093432153
4√n 66.941938714945
5√n 28.877435912073

Divisors of 20081361

1, 3, 47, 141, 142421, 427263, 6693787, 20081361

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 -20081360
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 20081361 can be divided by 8 positive divisors. The sum of these divisors (counting 20081361) is 1, the average is 0.125.

Base conversion 20081361

Base System Value
2 Binary 1001100100110101011010001
3 Ternary 1101210020110010
4 Quaternary 1030212223101
5 Quinary 20120100421
6 Senary 1554225133
8 Octal 114465321
10 Decimal 20081361
12 Duodecimal 68851a9
16 Hexadecimal 1326ad1
20 Vigesimal 65a381
36 Base36 byevl

Cryptographic Hash Functions

md5 564e7f1acb1d90e8f7bd5a9621e0e29e
sha1 ce8e0bcb655106d18244bf203f2396937a24c1e6
sha256 cca4a41cd038fe1ad187e9a92dbb5b7dde6274f7d7795e0d29f2576bbf62a273
sha512 fc6b3e2af059daab615674f5fbeb81aee7bd823f4b8deb4c310afc1713d78a3ac6da371524806527a0302a008800d78709f7ea152a81c6788588ac7689db813e
ripemd-160 6943de79e435c5a11e30caa3d89b390025a0cdb9

20081361 as geometric shapes

Circle

Radius = n
Diameter 40162722
Circumference 126174912.38337
Area 1.2668819823569E+15

Sphere

Radius = n
Volume 3.3920952576139E+22
Surface area 5.0675279294276E+15
Circumference 126174912.38337

Square

Length = n
Perimeter 80325444
Area 403261059612321
Diagonal 28399333.07711

Cube

Length = n
Surface area 2419566357673926
Volume 8.0980309153175E+21
Space diagonal 34781937.537132

Equilateral Triangle

Length = n
Perimeter 60244083
Area 1.7461716099065E+14
Altitude 17390968.768566

Triangular Pyramid

Length = n
Surface area 1.7461716099065E+14
Volume 9.5436209574656E+20
Height 9466444.3590367