21054844 (number)

21054844 is an even 8-digits composite number following 21054843 and preceding 21054845. In scientific notation, it is written as 2.1054844 × 10^7. The sum of its digits is 28. It has a total of 5 prime factors and 24 positive divisors. There are 9987120 positive integers (up to 21054844) that are relatively prime to 21054844.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.1054844 × 10^7
Engineering notation 2.1054844 × 10^6

Prime Factorization of 21054844

Prime Factorization 2 × 2 × 23 × 131 × 1747

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10527422
Product of the distinct prime numbers

The prime factorization of 21054844 is 2 × 2 × 23 × 131 × 1747. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 4, 32, 88, 510, 321, 5151, 9034, 40370, 15584, 995177, 109610, 323214, 5245022, 52339723, 16701841, 849697504, 528761877, 5419550741, 517638569

Basic calculations (n = 21054844)

Multiplication

n×y
n×2 42109688
n×3 63164532
n×4 84219376
n×5 105274220

Division

n÷y
n÷2 10527422
n÷3 7018281.3333333
n÷3 5263711
n÷5 4210968.8

Exponentiation

ny
n2 443306455864336
n3 9.3337482724165E+21
n4 1.96520613811E+29
n5 4.1377108665748E+36

Nth Root

y√n
2√n 4588.5557640722
3√n 276.13238415648
4√n 67.738879264955
5√n 29.152137626897

Divisors of 21054844

1, 2, 4, 23, 46, 92, 131, 262, 524, 1747, 3013, 3494, 6026, 6988, 12052, 40181, 80362, 160724, 228857, 457714, 915428, 5263711, 10527422, 21054844

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 -21054843
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 21054844 can be divided by 24 positive divisors. The sum of these divisors (counting 21054844) is 1, the average is 0.041666666666667.

Base conversion 21054844

Base System Value
2 Binary 1010000010100010101111100
3 Ternary 1110121200211001
4 Quaternary 1100110111330
5 Quinary 20342223334
6 Senary 2031140044
8 Octal 120242574
10 Decimal 21054844
12 Duodecimal 7074624
16 Hexadecimal 141457c
20 Vigesimal 6bbh24
36 Base36 cja0s

Cryptographic Hash Functions

md5 8d39db78875be40f7c11ed9fd3be62e3
sha1 4dee15ba1fc73242ddff3101118c136a6e7af74a
sha256 73521ce2c91d1a4627b6a78c0c67d9d1c89a14124869d19d8bf7c1156a50c8ee
sha512 245617eac95655c31670e9b105dfd355b1572d9c54b9571eafa121096845dc13b2fb41eb1edb73ea177033c8c8d1c69e483b1860782f4877d226e5486003ced8
ripemd-160 6d372e323df92989ddd0797db393352d0470f654

21054844 as geometric shapes

Circle

Radius = n
Diameter 42109688
Circumference 132291486.46576
Area 1.3926883050323E+15

Sphere

Radius = n
Volume 3.909711333744E+22
Surface area 5.5707532201293E+15
Circumference 132291486.46576

Square

Length = n
Perimeter 84219376
Area 443306455864336
Diagonal 29776045.93845

Cube

Length = n
Surface area 2659838735186016
Volume 9.3337482724165E+21
Space diagonal 36468059.553437

Equilateral Triangle

Length = n
Perimeter 63164532
Area 1.9195732622008E+14
Altitude 18234029.776718

Triangular Pyramid

Length = n
Surface area 1.9195732622008E+14
Volume 1.0999927828857E+21
Height 9925348.6461499