21742488 (number)

21742488 is an even 8-digits composite number following 21742487 and preceding 21742489. In scientific notation, it is written as 2.1742488 × 10^7. The sum of its digits is 36. It has a total of 5 prime factors and 16 positive divisors. There are 7247472 positive integers (up to 21742488) that are relatively prime to 21742488.

Interesting facts

Basic properties

Name

Name twenty-one million seven hundred forty-two thousand four hundred eighty-eight

Notation

Scientific notation 2.1742488 × 10^7
Engineering notation 2.1742488 × 10^6

Prime Factorization of 21742488

Prime Factorization 2 × 2 × 2 × 9 × 301979

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5435622
Product of the distinct prime numbers

The prime factorization of 21742488 is 2 × 2 × 2 × 9 × 301979. Since it has a total of 5 prime factors.

Most popular turbo-numbers

10, 8, 14, 80, 212, 131, 9413, 6655, 57431, 82806, 763743, 190628, 2116289, 8255435, 23759047, 86148294, 657825796, 398472638, 4128945837, 2689893114

Basic calculations (n = 21742488)

Multiplication

n×y
n×2 43484976
n×3 65227464
n×4 86969952
n×5 108712440

Division

n÷y
n÷2 10871244
n÷3 7247496
n÷3 5435622
n÷5 4348497.6

Exponentiation

ny
n2 472735784430144
n3 1.0278452120143E+22
n4 2.2347912188078E+29
n5 4.8589921257435E+36

Nth Root

y√n
2√n 4662.8840860566
3√n 279.10636866062
4√n 68.28531383875
5√n 29.340117436268

Divisors of 21742488

1, 2, 4, 8, 9, 18, 36, 72, 301979, 603958, 1207916, 2415832, 2717811, 5435622, 10871244, 21742488

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 -21742487
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 21742488 can be divided by 16 positive divisors. The sum of these divisors (counting 21742488) is 1, the average is 0.0625.

Base conversion 21742488

Base System Value
2 Binary 1010010111100001110011000
3 Ternary 1111220122002100
4 Quaternary 1102330032120
5 Quinary 21031224423
6 Senary 2054003400
8 Octal 122741630
10 Decimal 21742488
12 Duodecimal 7346560
16 Hexadecimal 14bc398
20 Vigesimal 6fhg48
36 Base36 cy0m0

Cryptographic Hash Functions

md5 7a51f32c0831b9f5f1f170c8e234f5e5
sha1 2cd4e316d9c6b2c67932af2189a6e4e983da76ed
sha256 b54616fe25dedcbc42a43660e4cdd271de768bd78b57284fde19996739d3f191
sha512 50282cf8a25760cc71ac17216678e31e7416cf6085f0b615cf1518e6d01fbe80228a33db9056b6e13aabd609f2035684ca1c33e0947bd0edce5bad9f5ce20924
ripemd-160 7a83cc69e4aba9a448388d404a6e046ee8d42413

21742488 as geometric shapes

Circle

Radius = n
Diameter 43484976
Circumference 136612081.14313
Area 1.4851432674547E+15

Sphere

Radius = n
Volume 4.3054279561221E+22
Surface area 5.940573069819E+15
Circumference 136612081.14313

Square

Length = n
Perimeter 86969952
Area 472735784430144
Diagonal 30748521.409334

Cube

Length = n
Surface area 2836414706580864
Volume 1.0278452120143E+22
Space diagonal 37659093.898957

Equilateral Triangle

Length = n
Perimeter 65227464
Area 2.0470059929723E+14
Altitude 18829546.949478

Triangular Pyramid

Length = n
Surface area 2.0470059929723E+14
Volume 1.2113271990424E+21
Height 10249507.136445