21000528 (number)

21000528 is an even 8-digits composite number following 21000527 and preceding 21000529. In scientific notation, it is written as 2.1000528 × 10^7. The sum of its digits is 18. It has a total of 7 prime factors and 40 positive divisors. There are 6827520 positive integers (up to 21000528) that are relatively prime to 21000528.

Interesting facts

Basic properties

Name

Name twenty-one million five hundred twenty-eight

Notation

Scientific notation 2.1000528 × 10^7
Engineering notation 2.1000528 × 10^6

Prime Factorization of 21000528

Prime Factorization 2 × 2 × 2 × 2 × 9 × 41 × 3557

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 2625066
Product of the distinct prime numbers

The prime factorization of 21000528 is 2 × 2 × 2 × 2 × 9 × 41 × 3557. Since it has a total of 7 prime factors.

Most popular turbo-numbers

2, 8, 34, 38, 592, 622, 714, 5486, 86380, 30062, 885315, 671775, 7979319, 2861599, 36474807, 96222008, 584877060, 915096508, 6603436670, 2506257689

Basic calculations (n = 21000528)

Multiplication

n×y
n×2 42001056
n×3 63001584
n×4 84002112
n×5 105002640

Division

n÷y
n÷2 10500264
n÷3 7000176
n÷3 5250132
n÷5 4200105.6

Exponentiation

ny
n2 441022176278784
n3 9.2616985615635E+21
n4 1.9450055996967E+29
n5 4.0846144556588E+36

Nth Root

y√n
2√n 4582.6333041167
3√n 275.89472985995
4√n 67.695149782808
5√n 29.137081101445

Divisors of 21000528

1, 2, 4, 8, 9, 16, 18, 36, 41, 72, 82, 144, 164, 328, 369, 656, 738, 1476, 2952, 3557, 5904, 7114, 14228, 28456, 32013, 56912, 64026, 128052, 145837, 256104, 291674, 512208, 583348, 1166696, 1312533, 2333392, 2625066, 5250132, 10500264, 21000528

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21000527
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21000528 can be divided by 40 positive divisors. The sum of these divisors (counting 21000528) is 1, the average is 0.025.

Base conversion 21000528

Base System Value
2 Binary 1010000000111000101010000
3 Ternary 1110111221022100
4 Quaternary 1100013011100
5 Quinary 20334004103
6 Senary 2030040400
8 Octal 120070520
10 Decimal 21000528
12 Duodecimal 7049100
16 Hexadecimal 1407150
20 Vigesimal 6b5168
36 Base36 ci440

Cryptographic Hash Functions

md5 28bbd7c3cf1523a7bba4300cf7f8db19
sha1 a27d895b64213ebee965f02ba0ef4446be1d7cd9
sha256 4d3481fd52289d51d71b6fe3cd0e6985b74ce6dd71f954f84a83d6c742261b15
sha512 011ac4297e527eb3ab82b8f45f4c7cdaac90f08991546a232d144cd506610724649196232d04af539cc5f96ca896ee84463227dca9e3026f84a29a6676df842d
ripemd-160 f0bc32f9fe15f94fb976d39cb3552c8f621efdc2

21000528 as geometric shapes

Circle

Radius = n
Diameter 42001056
Circumference 131950208.97261
Area 1.3855120290676E+15

Sphere

Radius = n
Volume 3.8795312214362E+22
Surface area 5.5420481162704E+15
Circumference 131950208.97261

Square

Length = n
Perimeter 84002112
Area 441022176278784
Diagonal 29699231.514596

Cube

Length = n
Surface area 2646133057672704
Volume 9.2616985615635E+21
Space diagonal 36373981.481773

Equilateral Triangle

Length = n
Perimeter 63001584
Area 1.9096820414486E+14
Altitude 18186990.740886

Triangular Pyramid

Length = n
Surface area 1.9096820414486E+14
Volume 1.0915016430312E+21
Height 9899743.8381986