21697930 (number)

21697930 is an even 8-digits composite number following 21697929 and preceding 21697931. In scientific notation, it is written as 2.1697930 × 10^7. The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors. There are 8589312 positive integers (up to 21697930) that are relatively prime to 21697930.

Interesting facts

Basic properties

Name

Name twenty-one million six hundred ninety-seven thousand nine hundred thirty

Notation

Scientific notation 2.1697930 × 10^7
Engineering notation 2.1697930 × 10^6

Prime Factorization of 21697930

Prime Factorization 2 × 5 × 97 × 22369

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 21697930
Product of the distinct prime numbers

The prime factorization of 21697930 is 2 × 5 × 97 × 22369. Since it has a total of 4 prime factors.

Most popular turbo-numbers

1, 1, 70, 75, 290, 311, 1666, 1708, 53969, 48409, 921224, 493952, 7442001, 5060798, 58843605, 67624088, 666913687, 118558061, 240850221, 8697976326

Basic calculations (n = 21697930)

Multiplication

n×y
n×2 43395860
n×3 65093790
n×4 86791720
n×5 108489650

Division

n÷y
n÷2 10848965
n÷3 7232643.3333333
n÷3 5424482.5
n÷5 4339586

Exponentiation

ny
n2 470800166284900
n3 1.0215389052038E+22
n4 2.2165279657389E+29
n5 4.8094068643645E+36

Nth Root

y√n
2√n 4658.1036914178
3√n 278.91557591735
4√n 68.250301767961
5√n 29.328081923593

Divisors of 21697930

1, 2, 5, 10, 97, 194, 485, 970, 22369, 44738, 111845, 223690, 2169793, 4339586, 10848965, 21697930

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 -21697929
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 21697930 can be divided by 16 positive divisors. The sum of these divisors (counting 21697930) is 1, the average is 0.0625.

Base conversion 21697930

Base System Value
2 Binary 1010010110001010110001010
3 Ternary 1111211100222001
4 Quaternary 1102301112022
5 Quinary 21023313210
6 Senary 2053021214
8 Octal 122612612
10 Decimal 21697930
12 Duodecimal 732480a
16 Hexadecimal 14b158a
20 Vigesimal 6fc4ga
36 Base36 cx28a

Cryptographic Hash Functions

md5 b4980d14602c9f35fa5f3e185858319c
sha1 5a9cd34d27467979037271be1e2d5870b191c4f8
sha256 c6292119f8ae48c6c22dfeec05641f932714ba1ff9e1a93eb0a1960a5ab3b8ef
sha512 02d0ea5d494030ba3b1230830e5bc79e8b3e257d1cbb33d06df317b40eb0c27e5a75e53d80d1066525ced6296fcc7dcd4ec7c67b3cd902ed73a58a2f355ab494
ripemd-160 919aefa5a8692ed69d5ae4356dee1d05596ac988

21697930 as geometric shapes

Circle

Radius = n
Diameter 43395860
Circumference 136332114.97221
Area 1.4790623437095E+15

Sphere

Radius = n
Volume 4.2790121599259E+22
Surface area 5.916249374838E+15
Circumference 136332114.97221

Square

Length = n
Perimeter 86791720
Area 470800166284900
Diagonal 30685506.881422

Cube

Length = n
Surface area 2824800997709400
Volume 1.0215389052038E+22
Space diagonal 37581917.179073

Equilateral Triangle

Length = n
Perimeter 65093790
Area 2.0386245205433E+14
Altitude 18790958.589536

Triangular Pyramid

Length = n
Surface area 2.0386245205433E+14
Volume 1.2038951451925E+21
Height 10228502.293807