21897414 (number)

21897414 is an even 8-digits composite number following 21897413 and preceding 21897415. In scientific notation, it is written as 2.1897414 × 10^7. The sum of its digits is 36. It has a total of 6 prime factors and 64 positive divisors. There are 5443200 positive integers (up to 21897414) that are relatively prime to 21897414.

Interesting facts

Basic properties

Name

Name twenty-one million eight hundred ninety-seven thousand four hundred fourteen

Notation

Scientific notation 2.1897414 × 10^7
Engineering notation 2.1897414 × 10^6

Prime Factorization of 21897414

Prime Factorization 2 × 9 × 37 × 49 × 11 × 61

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 21897414
Product of the distinct prime numbers

The prime factorization of 21897414 is 2 × 9 × 37 × 49 × 11 × 61. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21897414)

Multiplication

n×y
n×2 43794828
n×3 65692242
n×4 87589656
n×5 109487070

Division

n÷y
n÷2 10948707
n÷3 7299138
n÷3 5474353.5
n÷5 4379482.8

Exponentiation

ny
n2 479496739887396
n3 1.0499738624965E+22
n4 2.2991712356264E+29
n5 5.0345904403403E+36

Nth Root

y√n
2√n 4679.4672773725
3√n 279.76772403379
4√n 68.406631823037
5√n 29.381811343964

Divisors of 21897414

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 -21897413
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 21897414 can be divided by 64 positive divisors. The sum of these divisors (counting 21897414) is 1, the average is 0.015625.

Base conversion 21897414

Base System Value
2 Binary 1010011100010000011000110
3 Ternary 1112012111121100
4 Quaternary 1103202003012
5 Quinary 21101204124
6 Senary 2101200530
8 Octal 123420306
10 Decimal 21897414
12 Duodecimal 7400146
16 Hexadecimal 14e20c6
20 Vigesimal 6gh3ae
36 Base36 d1c5i

Cryptographic Hash Functions

md5 77c78893276a5af81b9a3b3f4a204e53
sha1 5389688ecd3d59f55166f75f7b6d4ef47574c7b6
sha256 6522a21b97688926d551f6aa1f2816c479581ab214050a954b30d184d55074a5
sha512 b20494dad607bb30540a7f5a07cb1d55f2b5f4fecd938f7cdc9cbd412a6790e28a09b7453141a84ba7e094468d9ade4468cb32d75e59e3958c7fe02969b41d8c
ripemd-160 5fb6e955416cd126010a6520ed998d9c0da73f57

21897414 as geometric shapes

Circle

Radius = n
Diameter 43794828
Circumference 137585509.91003
Area 1.5063834354505E+15

Sphere

Radius = n
Volume 4.3981202305069E+22
Surface area 6.025533741802E+15
Circumference 137585509.91003

Square

Length = n
Perimeter 87589656
Area 479496739887396
Diagonal 30967619.859698

Cube

Length = n
Surface area 2876980439324376
Volume 1.0499738624965E+22
Space diagonal 37927433.60237

Equilateral Triangle

Length = n
Perimeter 65692242
Area 2.0762817888715E+14
Altitude 18963716.801185

Triangular Pyramid

Length = n
Surface area 2.0762817888715E+14
Volume 1.2374060637331E+21
Height 10322539.953233