21043904 (number)

21043904 is an even 8-digits composite number following 21043903 and preceding 21043905. In scientific notation, it is written as 2.1043904 × 10^7. The sum of its digits is 23. It has a total of 9 prime factors and 56 positive divisors. There are 8914176 positive integers (up to 21043904) that are relatively prime to 21043904.

Interesting facts

Basic properties

Name

Name twenty-one million forty-three thousand nine hundred four

Notation

Scientific notation 2.1043904 × 10^7
Engineering notation 2.1043904 × 10^6

Prime Factorization of 21043904

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 7 × 107 × 439

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 657622
Product of the distinct prime numbers

The prime factorization of 21043904 is 2 × 2 × 2 × 2 × 2 × 2 × 7 × 107 × 439. Since it has a total of 9 prime factors.

Most popular turbo-numbers

5, 8, 52, 47, 863, 952, 934, 7280, 90144, 92118, 14515, 375389, 7095615, 348244, 45505254, 29222601, 606267829, 600511107, 1832139478, 5182391488

Basic calculations (n = 21043904)

Multiplication

n×y
n×2 42087808
n×3 63131712
n×4 84175616
n×5 105219520

Division

n÷y
n÷2 10521952
n÷3 7014634.6666667
n÷3 5260976
n÷5 4208780.8

Exponentiation

ny
n2 442845895561216
n3 9.3192065129843E+21
n4 1.9611248721542E+29
n5 4.1269723541624E+36

Nth Root

y√n
2√n 4587.363512956
3√n 276.08455016561
4√n 67.730078347482
5√n 29.149107533765

Divisors of 21043904

1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 107, 112, 214, 224, 428, 439, 448, 749, 856, 878, 1498, 1712, 1756, 2996, 3073, 3424, 3512, 5992, 6146, 6848, 7024, 11984, 12292, 14048, 23968, 24584, 28096, 46973, 47936, 49168, 93946, 98336, 187892, 196672, 328811, 375784, 657622, 751568, 1315244, 1503136, 2630488, 3006272, 5260976, 10521952, 21043904

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21043903
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
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 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21043904 can be divided by 56 positive divisors. The sum of these divisors (counting 21043904) is 1, the average is 0.017857142857143.

Base conversion 21043904

Base System Value
2 Binary 1010000010001101011000000
3 Ternary 1110121010210212
4 Quaternary 1100101223000
5 Quinary 20341401104
6 Senary 2031013252
8 Octal 120215300
10 Decimal 21043904
12 Duodecimal 706a228
16 Hexadecimal 1411ac0
20 Vigesimal 6ba9f4
36 Base36 cj1kw

Cryptographic Hash Functions

md5 9d7c214a28162013feb7818f6456d190
sha1 8563d741b389c3cd911d60c42d128009810ebdbd
sha256 d4e156f81eeda717b4ad1d8e2711416342bddd5e3e7cd4310b4fa78654239231
sha512 49875392bd6c175aa810335f1c3cb7d99fc4de8c4b638327657a3c56f1599e992a1df22f5b1ac0b83bda53b45e87bbeef89605a03564a6ca65340e654a8424cc
ripemd-160 405fd74e35b6823b9ec7107576082e892654ba58

21043904 as geometric shapes

Circle

Radius = n
Diameter 42087808
Circumference 132222748.4185
Area 1.3912414121675E+15

Sphere

Radius = n
Volume 3.903620095797E+22
Surface area 5.56496564867E+15
Circumference 132222748.4185

Square

Length = n
Perimeter 84175616
Area 442845895561216
Diagonal 29760574.442077

Cube

Length = n
Surface area 2657075373367296
Volume 9.3192065129843E+21
Space diagonal 36449110.917602

Equilateral Triangle

Length = n
Perimeter 63131712
Area 1.9175789775884E+14
Altitude 18224555.458801

Triangular Pyramid

Length = n
Surface area 1.9175789775884E+14
Volume 1.0982790201015E+21
Height 9920191.4806925