21141261 (number)

21141261 is an odd 8-digits composite number following 21141260 and preceding 21141262. In scientific notation, it is written as 2.1141261 × 10^7. The sum of its digits is 18. It has a total of 4 prime factors and 12 positive divisors. There are 13608000 positive integers (up to 21141261) that are relatively prime to 21141261.

Interesting facts

Basic properties

Name

Name twenty-one million one hundred forty-one thousand two hundred sixty-one

Notation

Scientific notation 2.1141261 × 10^7
Engineering notation 2.1141261 × 10^6

Prime Factorization of 21141261

Prime Factorization 3 × 3 × 29 × 81001

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 7047087
Product of the distinct prime numbers

The prime factorization of 21141261 is 3 × 3 × 29 × 81001. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 8, 59, 10, 801, 66, 3761, 3882, 18307, 65691, 869534, 810742, 8433744, 4126311, 96079448, 72674975, 355951704, 336641592, 7444198542, 9666828250

Basic calculations (n = 21141261)

Multiplication

n×y
n×2 42282522
n×3 63423783
n×4 84565044
n×5 105706305

Division

n÷y
n÷2 10570630.5
n÷3 7047087
n÷3 5285315.25
n÷5 4228252.2

Exponentiation

ny
n2 446952916670121
n3 9.4491482660343E+21
n4 1.9976690971993E+29
n5 4.2233243775524E+36

Nth Root

y√n
2√n 4597.9627010231
3√n 276.50965220216
4√n 67.808279000599
5√n 29.176028703644

Divisors of 21141261

1, 3, 9, 29, 87, 261, 81001, 243003, 729009, 2349029, 7047087, 21141261

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21141260
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21141261 can be divided by 12 positive divisors. The sum of these divisors (counting 21141261) is 1, the average is 0.083333333333333.

Base conversion 21141261

Base System Value
2 Binary 1010000101001011100001101
3 Ternary 1110210002100200
4 Quaternary 1100221130031
5 Quinary 20403010021
6 Senary 2033044113
8 Octal 120513415
10 Decimal 21141261
12 Duodecimal 70b6639
16 Hexadecimal 142970d
20 Vigesimal 6c2d31
36 Base36 cl4p9

Cryptographic Hash Functions

md5 dd05938d5d4cd80069d60083d4cb8149
sha1 3066e1c93b48ce4e11d81df54d8b33f4e8978cfd
sha256 efe83bad56783ccaa4d9ee61f4257f2020c31c2f2242b8ba556fe532a5e6cd5e
sha512 376c17407c3b4a31cbb017066ac475c23002093eeb8a36a8ccc4f076b0d92db92d32a4f8435d368234ba2de1bb46b8091f41b19de9e65c5d4ee78c947f3b822a
ripemd-160 699a0e534fc7d1a433bb003b713f5202e51a55b2

21141261 as geometric shapes

Circle

Radius = n
Diameter 42282522
Circumference 132834460.49045
Area 1.4041439995114E+15

Sphere

Radius = n
Volume 3.9580499700339E+22
Surface area 5.6165759980455E+15
Circumference 132834460.49045

Square

Length = n
Perimeter 84565044
Area 446952916670121
Diagonal 29898258.031869

Cube

Length = n
Surface area 2681717500020726
Volume 9.4491482660343E+21
Space diagonal 36617738.188074

Equilateral Triangle

Length = n
Perimeter 63423783
Area 1.9353629006594E+14
Altitude 18308869.094037

Triangular Pyramid

Length = n
Surface area 1.9353629006594E+14
Volume 1.1135928025583E+21
Height 9966086.0106231