18897680 (number)

18897680 is an even 8-digits composite number following 18897679 and preceding 18897681. In scientific notation, it is written as 1.8897680 × 10^7. The sum of its digits is 47. It has a total of 7 prime factors and 40 positive divisors. There are 7414784 positive integers (up to 18897680) that are relatively prime to 18897680.

Interesting facts

Basic properties

Name

Name eighteen million eight hundred ninety-seven thousand six hundred eighty

Notation

Scientific notation 1.8897680 × 10^7
Engineering notation 1.8897680 × 10^6

Prime Factorization of 18897680

Prime Factorization 2 × 2 × 2 × 2 × 53 × 5 × 4457

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 2362210
Product of the distinct prime numbers

The prime factorization of 18897680 is 2 × 2 × 2 × 2 × 53 × 5 × 4457. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 18897680)

Multiplication

n×y
n×2 37795360
n×3 56693040
n×4 75590720
n×5 94488400

Division

n÷y
n÷2 9448840
n÷3 6299226.6666667
n÷3 4724420
n÷5 3779536

Exponentiation

ny
n2 357122309382400
n3 6.7487831235696E+21
n4 1.2753634385862E+29
n5 2.4101410146101E+36

Nth Root

y√n
2√n 4347.1461903184
3√n 266.36030093772
4√n 65.932891566489
5√n 28.528681345605

Divisors of 18897680

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -18897679
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 18897680 can be divided by 40 positive divisors. The sum of these divisors (counting 18897680) is 1, the average is 0.025.

Base conversion 18897680

Base System Value
2 Binary 1001000000101101100010000
3 Ternary 1022120002202002
4 Quaternary 1020011230100
5 Quinary 14314211210
6 Senary 1513013132
8 Octal 110055420
10 Decimal 18897680
12 Duodecimal 63b41a8
16 Hexadecimal 1205b10
20 Vigesimal 5i2440
36 Base36 b91jk

Cryptographic Hash Functions

md5 b6f8f81e5a14d92991b5210d142ac4e3
sha1 5954d3f676cb1c7a3eb2f81878fcba6cfd94da1b
sha256 f0a4085cd0b349ffe29d56e008906a268de5dfecff909e9bb8e2459fc0051ea4
sha512 a223644cded42b9eb6d807e3f30aaf907b800442ae3b9318c1c0a32b6b987f9b688be8f8f9ab4263ed11da8b21ab5f6a0b2373ede081516bc03deebc2cd3a78e
ripemd-160 149105ecacfcb5370a261fc35da4f3b5d6525b80

18897680 as geometric shapes

Circle

Radius = n
Diameter 37795360
Circumference 118737625.31578
Area 1.1219328235888E+15

Sphere

Radius = n
Volume 2.8269236642236E+22
Surface area 4.4877312943551E+15
Circumference 118737625.31578

Square

Length = n
Perimeter 75590720
Area 357122309382400
Diagonal 26725355.353387

Cube

Length = n
Surface area 2142733856294400
Volume 6.7487831235696E+21
Space diagonal 32731741.905178

Equilateral Triangle

Length = n
Perimeter 56693040
Area 1.5463849609166E+14
Altitude 16365870.952589

Triangular Pyramid

Length = n
Surface area 1.5463849609166E+14
Volume 7.9535171857223E+20
Height 8908451.7844623