21556746 (number)

21556746 is an even 8-digits composite number following 21556745 and preceding 21556747. In scientific notation, it is written as 2.1556746 × 10^7. The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors. There are 7162848 positive integers (up to 21556746) that are relatively prime to 21556746.

Interesting facts

Basic properties

Name

Name twenty-one million five hundred fifty-six thousand seven hundred forty-six

Notation

Scientific notation 2.1556746 × 10^7
Engineering notation 2.1556746 × 10^6

Prime Factorization of 21556746

Prime Factorization 2 × 27 × 617 × 647

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 21556746
Product of the distinct prime numbers

The prime factorization of 21556746 is 2 × 27 × 617 × 647. Since it has a total of 4 prime factors.

Most popular turbo-numbers

1, 7, 99, 20, 909, 643, 590, 1669, 13626, 70416, 827573, 997367, 2579944, 4433095, 45322787, 5694520, 278607156, 887538784, 3018810327, 9723364904

Basic calculations (n = 21556746)

Multiplication

n×y
n×2 43113492
n×3 64670238
n×4 86226984
n×5 107783730

Division

n÷y
n÷2 10778373
n÷3 7185582
n÷3 5389186.5
n÷5 4311349.2

Exponentiation

ny
n2 464693298108516
n3 1.0017275395228E+22
n4 2.1593986130697E+29
n5 4.6549607414696E+36

Nth Root

y√n
2√n 4642.9242940199
3√n 278.30931016042
4√n 68.139007139963
5√n 29.289815829583

Divisors of 21556746

1, 2, 27, 54, 617, 647, 1234, 1294, 16659, 17469, 33318, 34938, 399199, 798398, 10778373, 21556746

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21556745
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21556746 can be divided by 16 positive divisors. The sum of these divisors (counting 21556746) is 1, the average is 0.0625.

Base conversion 21556746

Base System Value
2 Binary 1010010001110111000001010
3 Ternary 1111120012022000
4 Quaternary 1102032320022
5 Quinary 21004303441
6 Senary 2050011430
8 Octal 122167012
10 Decimal 21556746
12 Duodecimal 7276b76
16 Hexadecimal 148ee0a
20 Vigesimal 6eebh6
36 Base36 cu1ai

Cryptographic Hash Functions

md5 f95b08e8ed0719d7698d2b7e71a70a61
sha1 5175fd3ab6f6e3fa31aa95c76519dad9cb2057b6
sha256 14a5b9333432daab9c0d57eacff7609926f42ae6196ee902ea487ad5ef818c73
sha512 4bbd2e5babef1e03ef5e0635674450853a2b091fd10f246f99dfe4bbbacb047731d60e686badb38ac73cb285377b2be8a0fa7e5b1e5dc13940ed3e0342ab5774
ripemd-160 d3368fa45afe61e0e829389e8fed932de1a15dca

21556746 as geometric shapes

Circle

Radius = n
Diameter 43113492
Circumference 135445029.7378
Area 1.4598770515101E+15

Sphere

Radius = n
Volume 4.1960265054177E+22
Surface area 5.8395082060405E+15
Circumference 135445029.7378

Square

Length = n
Perimeter 86226984
Area 464693298108516
Diagonal 30485842.553832

Cube

Length = n
Surface area 2788159788651096
Volume 1.0017275395228E+22
Space diagonal 37337379.317857

Equilateral Triangle

Length = n
Perimeter 64670238
Area 2.0121810056518E+14
Altitude 18668689.658929

Triangular Pyramid

Length = n
Surface area 2.0121810056518E+14
Volume 1.1805472268298E+21
Height 10161947.517944