16393988 (number)

16393988 is an even 8-digits composite number following 16393987 and preceding 16393989. In scientific notation, it is written as 1.6393988 × 10^7. The sum of its digits is 47. It has a total of 4 prime factors and 12 positive divisors. There are 7566432 positive integers (up to 16393988) that are relatively prime to 16393988.

Interesting facts

Basic properties

Name

Name sixteen million three hundred ninety-three thousand nine hundred eighty-eight

Notation

Scientific notation 1.6393988 × 10^7
Engineering notation 1.6393988 × 10^6

Prime Factorization of 16393988

Prime Factorization 2 × 2 × 13 × 315269

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 8196994
Product of the distinct prime numbers

The prime factorization of 16393988 is 2 × 2 × 13 × 315269. Since it has a total of 4 prime factors.

Most popular turbo-numbers

10, 3, 5, 40, 444, 225, 8830, 5347, 66054, 42407, 848174, 537945, 8694401, 1959911, 96547064, 57967346, 791533632, 243118906, 3826006419, 1115748947

Basic calculations (n = 16393988)

Multiplication

n×y
n×2 32787976
n×3 49181964
n×4 65575952
n×5 81969940

Division

n÷y
n÷2 8196994
n÷3 5464662.6666667
n÷3 4098497
n÷5 3278797.6

Exponentiation

ny
n2 268762842544144
n3 4.4060948155146E+21
n4 7.2233465532408E+28
n5 1.1841945671367E+36

Nth Root

y√n
2√n 4048.9489994318
3√n 254.03576903421
4√n 63.631352330685
5√n 27.729173337105

Divisors of 16393988

1, 2, 4, 13, 26, 52, 315269, 630538, 1261076, 4098497, 8196994, 16393988

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -16393987
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 16393988 can be divided by 12 positive divisors. The sum of these divisors (counting 16393988) is 1, the average is 0.083333333333333.

Base conversion 16393988

Base System Value
2 Binary 111110100010011100000100
3 Ternary 1010211220022202
4 Quaternary 332202130010
5 Quinary 13144101423
6 Senary 1343214032
8 Octal 76423404
10 Decimal 16393988
12 Duodecimal 55a7318
16 Hexadecimal fa2704
20 Vigesimal 5294j8
36 Base36 9rdok

Cryptographic Hash Functions

md5 ba7038e0fc49f858c1bd6c95f3122dea
sha1 8abb17e9b68c1ed698a39fab50cc12b425a27a10
sha256 8b9a4e0a2729d4f3d20ff87ed2c7742fbbd68a91025c724aa1e7538512310d2c
sha512 00fbbef957b6736db52c19fd4617fe26cb0427f41a146c3fd0f22d48fbd06a798e49da294291be2560939873720b5c70ce1dce629b58e74e452f3846a4c4f3ed
ripemd-160 7a4991a88f617c819cce763ebc3754f615893f56

16393988 as geometric shapes

Circle

Radius = n
Diameter 32787976
Circumference 103006464.52768
Area 8.4434337169459E+14

Sphere

Radius = n
Volume 1.8456206804588E+22
Surface area 3.3773734867784E+15
Circumference 103006464.52768

Square

Length = n
Perimeter 65575952
Area 268762842544144
Diagonal 23184600.170982

Cube

Length = n
Surface area 1612577055264864
Volume 4.4060948155146E+21
Space diagonal 28395220.154674

Equilateral Triangle

Length = n
Perimeter 49181964
Area 1.1637772461827E+14
Altitude 14197610.077337

Triangular Pyramid

Length = n
Surface area 1.1637772461827E+14
Volume 5.1926325376688E+20
Height 7728200.0569939