21974568 (number)

21974568 is an even 8-digits composite number following 21974567 and preceding 21974569. In scientific notation, it is written as 2.1974568 × 10^7. The sum of its digits is 42. It has a total of 7 prime factors and 64 positive divisors. There are 5343360 positive integers (up to 21974568) that are relatively prime to 21974568.

Interesting facts

Basic properties

Name

Name twenty-one million nine hundred seventy-four thousand five hundred sixty-eight

Notation

Scientific notation 2.1974568 × 10^7
Engineering notation 2.1974568 × 10^6

Prime Factorization of 21974568

Prime Factorization 2 × 2 × 2 × 21 × 121 × 47 × 23

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 5493642
Product of the distinct prime numbers

The prime factorization of 21974568 is 2 × 2 × 2 × 21 × 121 × 47 × 23. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21974568)

Multiplication

n×y
n×2 43949136
n×3 65923704
n×4 87898272
n×5 109872840

Division

n÷y
n÷2 10987284
n÷3 7324856
n÷3 5493642
n÷5 4394913.6

Exponentiation

ny
n2 482881638786624
n3 1.0611115407468E+22
n4 2.3317467707726E+29
n5 5.1239127973122E+36

Nth Root

y√n
2√n 4687.7039155646
3√n 280.09591951808
4√n 68.466808860678
5√n 29.402487174185

Divisors of 21974568

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 -21974567
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 21974568 can be divided by 64 positive divisors. The sum of these divisors (counting 21974568) is 1, the average is 0.015625.

Base conversion 21974568

Base System Value
2 Binary 1010011110100111000101000
3 Ternary 1112100102102220
4 Quaternary 1103310320220
5 Quinary 21111141233
6 Senary 2102554040
8 Octal 123647050
10 Decimal 21974568
12 Duodecimal 7438920
16 Hexadecimal 14f4e28
20 Vigesimal 6h6g88
36 Base36 d2zoo

Cryptographic Hash Functions

md5 1439275afc0f1463dec80de2f7788b0c
sha1 69a982e847615c73e5220790bae89f7df0ca60b3
sha256 fd7ee58347322314603a978fc8426109995a7839393ba69c9a898c4f01351b4a
sha512 1311d88392611360e8940ee8a4f8a645b70c716fc4697b9a69d51ad9b086c2b20709621ee179e5804b621a87ba0669c371b1ed9658e4993f464a9ba34e4ec9b3
ripemd-160 d9c71550d14ceda640dc91a0363d8d83078d75f4

21974568 as geometric shapes

Circle

Radius = n
Diameter 43949136
Circumference 138070282.78922
Area 1.5170174089655E+15

Sphere

Radius = n
Volume 4.444773628066E+22
Surface area 6.0680696358618E+15
Circumference 138070282.78922

Square

Length = n
Perimeter 87898272
Area 482881638786624
Diagonal 31076732.09289

Cube

Length = n
Surface area 2897289832719744
Volume 1.0611115407468E+22
Space diagonal 38061068.250377

Equilateral Triangle

Length = n
Perimeter 65923704
Area 2.0909388310514E+14
Altitude 19030534.125189

Triangular Pyramid

Length = n
Surface area 2.0909388310514E+14
Volume 1.250531943429E+21
Height 10358910.69763