21493710 (number)

21493710 is an even 8-digits composite number following 21493709 and preceding 21493711. In scientific notation, it is written as 2.1493710 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 64 positive divisors. There are 4852224 positive integers (up to 21493710) that are relatively prime to 21493710.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred ninety-three thousand seven hundred ten

Notation

Scientific notation 2.1493710 × 10^7
Engineering notation 2.1493710 × 10^6

Prime Factorization of 21493710

Prime Factorization 2 × 7 × 15 × 3 × 313 × 109

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 21493710
Product of the distinct prime numbers

The prime factorization of 21493710 is 2 × 7 × 15 × 3 × 313 × 109. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21493710)

Multiplication

n×y
n×2 42987420
n×3 64481130
n×4 85974840
n×5 107468550

Division

n÷y
n÷2 10746855
n÷3 7164570
n÷3 5373427.5
n÷5 4298742

Exponentiation

ny
n2 461979569564100
n3 9.9296548941356E+21
n4 2.1342512269463E+29
n5 4.5872976939128E+36

Nth Root

y√n
2√n 4636.1309299889
3√n 278.03776896576
4√n 68.089139589137
5√n 29.272665966478

Divisors of 21493710

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21493709
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21493710 can be divided by 64 positive divisors. The sum of these divisors (counting 21493710) is 1, the average is 0.015625.

Base conversion 21493710

Base System Value
2 Binary 1010001111111011111001110
3 Ternary 1111102222211100
4 Quaternary 1101333133032
5 Quinary 21000244320
6 Senary 2044403530
8 Octal 121773716
10 Decimal 21493710
12 Duodecimal 72465a6
16 Hexadecimal 147f7ce
20 Vigesimal 6e6e5a
36 Base36 csoni

Cryptographic Hash Functions

md5 cf5726f2e014a47f49d6d0aab3d1914d
sha1 47fbdbc8832afec08e553c47a73436a7b11f2f0e
sha256 e0b627d47d5de3362542b7e7c881eaf94032701145647693679336c633167902
sha512 a39d05e5a429034dc2acc3489a8bda906494991cee853e4fae851b652f9c66c1e4c56072f5131cd1409f70ad6b44cb5d5860528ea4313db1a0825e632bcbc428
ripemd-160 10c6e47a5fc39199e865f47d8c642e704aa54c86

21493710 as geometric shapes

Circle

Radius = n
Diameter 42987420
Circumference 135048962.86878
Area 1.4513516218512E+15

Sphere

Radius = n
Volume 4.1593241157464E+22
Surface area 5.8054064874046E+15
Circumference 135048962.86878

Square

Length = n
Perimeter 85974840
Area 461979569564100
Diagonal 30396696.187714

Cube

Length = n
Surface area 2771877417384600
Volume 9.9296548941356E+21
Space diagonal 37228197.763151

Equilateral Triangle

Length = n
Perimeter 64481130
Area 2.0004302163596E+14
Altitude 18614098.881576

Triangular Pyramid

Length = n
Surface area 2.0004302163596E+14
Volume 1.1702210517476E+21
Height 10132232.062571