16398640 (number)

16398640 is an even 8-digits composite number following 16398639 and preceding 16398641. In scientific notation, it is written as 1.6398640 × 10^7. The sum of its digits is 37. It has a total of 6 prime factors and 20 positive divisors. There are 6559424 positive integers (up to 16398640) that are relatively prime to 16398640.

Interesting facts

Basic properties

Name

Name sixteen million three hundred ninety-eight thousand six hundred forty

Notation

Scientific notation 1.6398640 × 10^7
Engineering notation 1.6398640 × 10^6

Prime Factorization of 16398640

Prime Factorization 2 × 2 × 2 × 2 × 5 × 204983

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 2049830
Product of the distinct prime numbers

The prime factorization of 16398640 is 2 × 2 × 2 × 2 × 5 × 204983. Since it has a total of 6 prime factors.

Most popular turbo-numbers

5, 5, 15, 16, 562, 836, 1747, 7777, 4959, 93882, 263731, 206745, 3319648, 9440018, 51918555, 50969069, 213807150, 668211581, 1359358474, 1441241053

Basic calculations (n = 16398640)

Multiplication

n×y
n×2 32797280
n×3 49195920
n×4 65594560
n×5 81993200

Division

n÷y
n÷2 8199320
n÷3 5466213.3333333
n÷3 4099660
n÷5 3279728

Exponentiation

ny
n2 268915393849600
n3 4.4098467341978E+21
n4 7.2315489049285E+28
n5 1.1858756713432E+36

Nth Root

y√n
2√n 4049.5234287506
3√n 254.05979537513
4√n 63.635865899276
5√n 27.730746858754

Divisors of 16398640

1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 204983, 409966, 819932, 1024915, 1639864, 2049830, 3279728, 4099660, 8199320, 16398640

20 divisors

τ Total Divisors 20
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -16398639
Sum of the proper positive divisors of n
A Arithmetic Mean 0.05
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 20
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 16398640 can be divided by 20 positive divisors. The sum of these divisors (counting 16398640) is 1, the average is 0.05.

Base conversion 16398640

Base System Value
2 Binary 111110100011100100110000
3 Ternary 1010212010201001
4 Quaternary 332203210300
5 Quinary 13144224030
6 Senary 1343251344
8 Octal 76434460
10 Decimal 16398640
12 Duodecimal 55a9b54
16 Hexadecimal fa3930
20 Vigesimal 529gc0
36 Base36 9rh9s

Cryptographic Hash Functions

md5 1c870b04c93b9ad452cad531db1d5f15
sha1 d247ed4869cb2057c5c6279a5fc3f97ccfec13ed
sha256 6f5283395d8905d891d42d8eb92f243189a55f7e108fbc2c7977a69652c1401e
sha512 e97c75dd1f55c43b01247a0dfb7d8ec9cf0eaff81c98e51c95889af4e453b64442bbb776e5c44eb43ec3d54b516f0cc4a39c19423b3d8133090805c9f08830f9
ripemd-160 1a88efd4a6d876dc3d0fca30be60ccc0479a909f

16398640 as geometric shapes

Circle

Radius = n
Diameter 32797280
Circumference 103035693.90573
Area 8.4482262575511E+14

Sphere

Radius = n
Volume 1.8471922804817E+22
Surface area 3.3792905030204E+15
Circumference 103035693.90573

Square

Length = n
Perimeter 65594560
Area 268915393849600
Diagonal 23191179.092474

Cube

Length = n
Surface area 1613492363097600
Volume 4.4098467341978E+21
Space diagonal 28403277.655031

Equilateral Triangle

Length = n
Perimeter 49195920
Area 1.1644378127123E+14
Altitude 14201638.827516

Triangular Pyramid

Length = n
Surface area 1.1644378127123E+14
Volume 5.197054216241E+20
Height 7730393.0308246