21086836 (number)

21086836 is an even 8-digits composite number following 21086835 and preceding 21086837. In scientific notation, it is written as 2.1086836 × 10^7. The sum of its digits is 34. It has a total of 5 prime factors and 24 positive divisors. There are 10289664 positive integers (up to 21086836) that are relatively prime to 21086836.

Interesting facts

Basic properties

Name

Name twenty-one million eighty-six thousand eight hundred thirty-six

Notation

Scientific notation 2.1086836 × 10^7
Engineering notation 2.1086836 × 10^6

Prime Factorization of 21086836

Prime Factorization 2 × 2 × 449 × 199 × 59

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10543418
Product of the distinct prime numbers

The prime factorization of 21086836 is 2 × 2 × 449 × 199 × 59. Since it has a total of 5 prime factors.

Most popular turbo-numbers

6, 4, 40, 13, 712, 715, 4227, 5300, 99790, 38730, 785074, 826274, 1821694, 4254091, 98312773, 49654133, 257867406, 139880702, 3374408015, 1436318097

Basic calculations (n = 21086836)

Multiplication

n×y
n×2 42173672
n×3 63260508
n×4 84347344
n×5 105434180

Division

n÷y
n÷2 10543418
n÷3 7028945.3333333
n÷3 5271709
n÷5 4217367.2

Exponentiation

ny
n2 444654652490896
n3 9.3763597337125E+21
n4 1.977177599818E+29
n5 4.1692419790236E+36

Nth Root

y√n
2√n 4592.0405050478
3√n 276.27217078055
4√n 67.764596250903
5√n 29.160991350651

Divisors of 21086836

1, 2, 4, 59, 118, 199, 236, 398, 449, 796, 898, 1796, 11741, 23482, 26491, 46964, 52982, 89351, 105964, 178702, 357404, 5271709, 10543418, 21086836

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21086835
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21086836 can be divided by 24 positive divisors. The sum of these divisors (counting 21086836) is 1, the average is 0.041666666666667.

Base conversion 21086836

Base System Value
2 Binary 1010000011100001001110100
3 Ternary 1110200022200221
4 Quaternary 1100130021310
5 Quinary 20344234321
6 Senary 2031544124
8 Octal 120341164
10 Decimal 21086836
12 Duodecimal 708b044
16 Hexadecimal 141c274
20 Vigesimal 6bfh1g
36 Base36 cjypg

Cryptographic Hash Functions

md5 c9a2de12987472fff63a4e65c6002ba7
sha1 7d4e125a03cf5d9b92e85ac9635dab70ea7cbe59
sha256 1213bb6207a43ce7f39e0d8b01051458666ca3e6498ca6a19af8087f02cc7f08
sha512 f51fb4691ca0a4ff7f732ecc0636388c01201af20b0cfe10bd9fc634047984b1674f14712f6843020873c3e6fbcb2d789009cebf86db9523d36fbb64109185e4
ripemd-160 16409e719a033a412212d41dc49554182e01cd3f

21086836 as geometric shapes

Circle

Radius = n
Diameter 42173672
Circumference 132492498.13011
Area 1.3969237896499E+15

Sphere

Radius = n
Volume 3.9275603809129E+22
Surface area 5.5876951585997E+15
Circumference 132492498.13011

Square

Length = n
Perimeter 84347344
Area 444654652490896
Diagonal 29821289.458737

Cube

Length = n
Surface area 2667927914945376
Volume 9.3763597337125E+21
Space diagonal 36523471.322872

Equilateral Triangle

Length = n
Perimeter 63260508
Area 1.9254111248403E+14
Altitude 18261735.661436

Triangular Pyramid

Length = n
Surface area 1.9254111248403E+14
Volume 1.1050145917588E+21
Height 9940429.8195791