21127844 (number)

21127844 is an even 8-digits composite number following 21127843 and preceding 21127845. In scientific notation, it is written as 2.1127844 × 10^7. The sum of its digits is 29. It has a total of 4 prime factors and 12 positive divisors. There are 10549248 positive integers (up to 21127844) that are relatively prime to 21127844.

Interesting facts

Basic properties

Name

Name twenty-one million one hundred twenty-seven thousand eight hundred forty-four

Notation

Scientific notation 2.1127844 × 10^7
Engineering notation 2.1127844 × 10^6

Prime Factorization of 21127844

Prime Factorization 2 × 2 × 809 × 6529

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 10563922
Product of the distinct prime numbers

The prime factorization of 21127844 is 2 × 2 × 809 × 6529. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 3, 16, 70, 530, 336, 186, 1992, 60487, 37005, 652466, 210796, 9826843, 6147948, 16453485, 81140327, 526843954, 751743561, 3649433642, 645241012

Basic calculations (n = 21127844)

Multiplication

n×y
n×2 42255688
n×3 63383532
n×4 84511376
n×5 105639220

Division

n÷y
n÷2 10563922
n÷3 7042614.6666667
n÷3 5281961
n÷5 4225568.8

Exponentiation

ny
n2 446385792088336
n3 9.4311693790588E+21
n4 1.9926027537833E+29
n5 4.2099400135904E+36

Nth Root

y√n
2√n 4596.5034537135
3√n 276.45114552024
4√n 67.797518049804
5√n 29.172324533042

Divisors of 21127844

1, 2, 4, 809, 1618, 3236, 6529, 13058, 26116, 5281961, 10563922, 21127844

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 -21127843
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 21127844 can be divided by 12 positive divisors. The sum of these divisors (counting 21127844) is 1, the average is 0.083333333333333.

Base conversion 21127844

Base System Value
2 Binary 1010000100110001010100100
3 Ternary 1110202101221202
4 Quaternary 1100212022210
5 Quinary 20402042334
6 Senary 2032502032
8 Octal 120461244
10 Decimal 21127844
12 Duodecimal 70aa918
16 Hexadecimal 14262a4
20 Vigesimal 6c0jc4
36 Base36 ckuck

Cryptographic Hash Functions

md5 ada4a08c21bc4155ab68f32b3b06d2a8
sha1 61b29ccd37ec4bef5f2721814090a52a34336627
sha256 c070c39825024182d598dd836f5b2fcc55fc0af0b3a09668dcaf278af52437b6
sha512 7beea6d6a9248c7cf81a1e499777042324fa09b038cdcec0ff330aa2ccb489eb483c307a4cdf622bd37e9c96658d12b09458ce2db8cf2ef0f0ebceb5bf18f1d2
ripemd-160 a7f90a5a4d23d18b4ca2e057ddacca7cc73d53e5

21127844 as geometric shapes

Circle

Radius = n
Diameter 42255688
Circumference 132750158.99318
Area 1.4023623250916E+15

Sphere

Radius = n
Volume 3.9505189914683E+22
Surface area 5.6094493003663E+15
Circumference 132750158.99318

Square

Length = n
Perimeter 84511376
Area 446385792088336
Diagonal 29879283.528503

Cube

Length = n
Surface area 2678314752530016
Volume 9.4311693790588E+21
Space diagonal 36594499.262389

Equilateral Triangle

Length = n
Perimeter 63383532
Area 1.9329071791847E+14
Altitude 18297249.631195

Triangular Pyramid

Length = n
Surface area 1.9329071791847E+14
Volume 1.1114739704086E+21
Height 9959761.1761677