21862720 (number)

21862720 is an even 8-digits composite number following 21862719 and preceding 21862721. In scientific notation, it is written as 2.1862720 × 10^7. The sum of its digits is 28. It has a total of 9 prime factors and 56 positive divisors. There are 7948800 positive integers (up to 21862720) that are relatively prime to 21862720.

Interesting facts

Basic properties

Name

Name twenty-one million eight hundred sixty-two thousand seven hundred twenty

Notation

Scientific notation 2.1862720 × 10^7
Engineering notation 2.1862720 × 10^6

Prime Factorization of 21862720

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 5 × 11 × 6211

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 683210
Product of the distinct prime numbers

The prime factorization of 21862720 is 2 × 2 × 2 × 2 × 2 × 2 × 5 × 11 × 6211. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21862720)

Multiplication

n×y
n×2 43725440
n×3 65588160
n×4 87450880
n×5 109313600

Division

n÷y
n÷2 10931360
n÷3 7287573.3333333
n÷3 5465680
n÷5 4372544

Exponentiation

ny
n2 477978525798400
n3 1.0449910675543E+22
n4 2.2846347112441E+29
n5 4.9948328994211E+36

Nth Root

y√n
2√n 4675.7587619551
3√n 279.61989239035
4√n 68.37952004771
5√n 29.37249499994

Divisors of 21862720

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 -21862719
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 21862720 can be divided by 56 positive divisors. The sum of these divisors (counting 21862720) is 1, the average is 0.017857142857143.

Base conversion 21862720

Base System Value
2 Binary 1010011011001100101000000
3 Ternary 1112010202000101
4 Quaternary 1103121211000
5 Quinary 21044101340
6 Senary 2100332144
8 Octal 123314500
10 Decimal 21862720
12 Duodecimal 73a4054
16 Hexadecimal 14d9940
20 Vigesimal 6gcgg0
36 Base36 d0lds

Cryptographic Hash Functions

md5 1f128a64b98d022d33f6eb7c0fd77290
sha1 ff4f8c75fa2396a411bc2a8e45fefe6ff54f5e47
sha256 bcda1cd68d88ef65782d1fc2d0769a434967050a5ff07154f275c4e1d97756e3
sha512 45a144bde006a7f3b82d36915b77888de3557d1a96601b31ef9726bb2d38b2b36aacbacec3cf7e04f32d83dece89d55123a8c7db312a0a42a55b3c35434524b6
ripemd-160 81198b5ac7811dc8494fa93c6db2eea7ee0b97de

21862720 as geometric shapes

Circle

Radius = n
Diameter 43725440
Circumference 137367521.07898
Area 1.5016138252219E+15

Sphere

Radius = n
Volume 4.3772483478608E+22
Surface area 6.0064553008877E+15
Circumference 137367521.07898

Square

Length = n
Perimeter 87450880
Area 477978525798400
Diagonal 30918555.134366

Cube

Length = n
Surface area 2867871154790400
Volume 1.0449910675543E+22
Space diagonal 37867341.831652

Equilateral Triangle

Length = n
Perimeter 65588160
Area 2.0697077290243E+14
Altitude 18933670.915826

Triangular Pyramid

Length = n
Surface area 2.0697077290243E+14
Volume 1.2315337835784E+21
Height 10306185.044789