21305400 (number)

21305400 is an even 8-digits composite number following 21305399 and preceding 21305401. In scientific notation, it is written as 2.1305400 × 10^7. The sum of its digits is 15. It has a total of 7 prime factors and 48 positive divisors. There are 5681280 positive integers (up to 21305400) that are relatively prime to 21305400.

Interesting facts

Basic properties

Name

Name twenty-one million three hundred five thousand four hundred

Notation

Scientific notation 2.1305400 × 10^7
Engineering notation 2.1305400 × 10^6

Prime Factorization of 21305400

Prime Factorization 2 × 2 × 2 × 3 × 5 × 5 × 35509

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 1065270
Product of the distinct prime numbers

The prime factorization of 21305400 is 2 × 2 × 2 × 3 × 5 × 5 × 35509. Since it has a total of 7 prime factors.

Most popular turbo-numbers

4, 9, 80, 55, 492, 899, 5665, 1062, 36800, 3150, 287427, 911233, 6805943, 7877488, 31439486, 90896374, 60236545, 336361804, 5585678874, 7818685555

Basic calculations (n = 21305400)

Multiplication

n×y
n×2 42610800
n×3 63916200
n×4 85221600
n×5 106527000

Division

n÷y
n÷2 10652700
n÷3 7101800
n÷3 5326350
n÷5 4261080

Exponentiation

ny
n2 453920069160000
n3 9.6709486414815E+21
n4 2.0604342918622E+29
n5 4.3898376761841E+36

Nth Root

y√n
2√n 4615.7772909879
3√n 277.22340754632
4√n 67.939512001397
5√n 29.22119271498

Divisors of 21305400

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 35509, 71018, 106527, 142036, 177545, 213054, 284072, 355090, 426108, 532635, 710180, 852216, 887725, 1065270, 1420360, 1775450, 2130540, 2663175, 3550900, 4261080, 5326350, 7101800, 10652700, 21305400

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21305399
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21305400 can be divided by 48 positive divisors. The sum of these divisors (counting 21305400) is 1, the average is 0.020833333333333.

Base conversion 21305400

Base System Value
2 Binary 1010001010001100000111000
3 Ternary 1111002102111220
4 Quaternary 1101101200320
5 Quinary 20423233100
6 Senary 2040352040
8 Octal 121214070
10 Decimal 21305400
12 Duodecimal 7175620
16 Hexadecimal 1451838
20 Vigesimal 6d33a0
36 Base36 conco

Cryptographic Hash Functions

md5 9afe298b1b6e3f7e503ea9aec6618473
sha1 1b9850bb03b718971949f36ad321f9a1328fbec9
sha256 da90f8a01fdd9085fc8ac265262271ceefae8bea275daed7b02e61d1dc3fdb6c
sha512 4c794bee81b3179945e29d01340ede96b68dee70f45e665ad0b88048f3c2a7a7e0ed554fa68dff3b808e87434050cf51011c63e297ec4498968b65f50c48e83d
ripemd-160 f2b4687aca66e0d7622e287e0b49c32a43c5806f

21305400 as geometric shapes

Circle

Radius = n
Diameter 42610800
Circumference 133865776.24358
Area 1.42603195459E+15

Sphere

Radius = n
Volume 4.050957494043E+22
Surface area 5.7041278183601E+15
Circumference 133865776.24358

Square

Length = n
Perimeter 85221600
Area 453920069160000
Diagonal 30130385.631784

Cube

Length = n
Surface area 2723520414960000
Volume 9.6709486414815E+21
Space diagonal 36902035.275578

Equilateral Triangle

Length = n
Perimeter 63916200
Area 1.9655315559007E+14
Altitude 18451017.637789

Triangular Pyramid

Length = n
Surface area 1.9655315559007E+14
Volume 1.1397322274831E+21
Height 10043461.877261