215688540 (number)

215688540 is an even 9-digits composite number following 215688539 and preceding 215688541. In scientific notation, it is written as 2.15688540 × 10^8. The sum of its digits is 39. It has a total of 6 prime factors and 48 positive divisors. There are 55961856 positive integers (up to 215688540) that are relatively prime to 215688540.

Interesting facts

Basic properties

Name

Name two hundred fifteen million six hundred eighty-eight thousand five hundred forty

Notation

Scientific notation 2.15688540 × 10^8
Engineering notation 2.15688540 × 10^6

Prime Factorization of 215688540

Prime Factorization 2 × 2 × 3 × 5 × 37 × 97157

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 107844270
Product of the distinct prime numbers

The prime factorization of 215688540 is 2 × 2 × 3 × 5 × 37 × 97157. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 215688540)

Multiplication

n×y
n×2 431377080
n×3 647065620
n×4 862754160
n×5 1078442700

Division

n÷y
n÷2 107844270
n÷3 71896180
n÷3 53922135
n÷5 43137708

Exponentiation

ny
n2 46521546287331600
n3 1.0034164397257E+25
n4 2.1642542689643E+33
n5 4.6680484346169E+41

Nth Root

y√n
2√n 14686.338549822
3√n 599.71147238638
4√n 121.18720456312
5√n 46.426443323762

Divisors of 215688540

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -215688539
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 215688540 can be divided by 48 positive divisors. The sum of these divisors (counting 215688540) is 1, the average is 0.020833333333333.

Base conversion 215688540

Base System Value
2 Binary 1100110110110010010101011100
3 Ternary 120000212010001110
4 Quaternary 30312302111130
5 Quinary 420204013130
6 Senary 33222542020
8 Octal 1466622534
10 Decimal 215688540
12 Duodecimal 60297910
16 Hexadecimal cdb255c
20 Vigesimal 3781170
36 Base36 3keycc

Cryptographic Hash Functions

md5 13699ffdba3269a4626f84092b2f7887
sha1 ab0c145652f154cb91563a606c6e65b65952a5ce
sha256 e2be7780a052ac7c4b3c3f44e3fcdb337cad23ba4835c9f008892f0ba97cb0fa
sha512 84884e5b31ba021506fece6e731e63ebe0b1002cf4b41bafc8c350746ff5490d474a454cea9ebffac13a227134af694a9e96a62602c88c38b102207534128a7e
ripemd-160 a5335311a156b94832f3beb1e4e476abb002e04a

215688540 as geometric shapes

Circle

Radius = n
Diameter 431377080
Circumference 1355211065.455
Area 1.4615174804992E+17

Sphere

Radius = n
Volume 4.2031009540446E+25
Surface area 5.8460699219967E+17
Circumference 1355211065.455

Square

Length = n
Perimeter 862754160
Area 46521546287331600
Diagonal 305029658.51645

Cube

Length = n
Surface area 279129277723989600
Volume 1.0034164397257E+25
Space diagonal 373583509.89035

Equilateral Triangle

Length = n
Perimeter 647065620
Area 2.0144420454081E+16
Altitude 186791754.94518

Triangular Pyramid

Length = n
Surface area 2.0144420454081E+16
Volume 1.1825376148068E+24
Height 101676552.83882