16390988 (number)

16390988 is an even 8-digits composite number following 16390987 and preceding 16390989. In scientific notation, it is written as 1.6390988 × 10^7. The sum of its digits is 44. It has a total of 4 prime factors and 12 positive divisors. There are 8183952 positive integers (up to 16390988) that are relatively prime to 16390988.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.6390988 × 10^7
Engineering notation 1.6390988 × 10^6

Prime Factorization of 16390988

Prime Factorization 2 × 2 × 829 × 4943

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 8195494
Product of the distinct prime numbers

The prime factorization of 16390988 is 2 × 2 × 829 × 4943. Since it has a total of 4 prime factors.

Most popular turbo-numbers

1, 9, 5, 25, 641, 650, 7457, 6376, 62327, 22350, 916992, 253823, 5610064, 8465683, 47332422, 71941296, 193179866, 636498043, 5695933088, 6823669616

Basic calculations (n = 16390988)

Multiplication

n×y
n×2 32781976
n×3 49172964
n×4 65563952
n×5 81954940

Division

n÷y
n÷2 8195494
n÷3 5463662.6666667
n÷3 4097747
n÷5 3278197.6

Exponentiation

ny
n2 268664487616144
n3 4.4036763925424E+21
n4 7.2180606906045E+28
n5 1.1831114616297E+36

Nth Root

y√n
2√n 4048.5785159732
3√n 254.02027242251
4√n 63.628441093376
5√n 27.72815840883

Divisors of 16390988

1, 2, 4, 829, 1658, 3316, 4943, 9886, 19772, 4097747, 8195494, 16390988

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 -16390987
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 16390988 can be divided by 12 positive divisors. The sum of these divisors (counting 16390988) is 1, the average is 0.083333333333333.

Base conversion 16390988

Base System Value
2 Binary 111110100001101101001100
3 Ternary 1010211202012122
4 Quaternary 332201231030
5 Quinary 13144002423
6 Senary 1343152112
8 Octal 76415514
10 Decimal 16390988
12 Duodecimal 55a5638
16 Hexadecimal fa1b4c
20 Vigesimal 528h98
36 Base36 9rbd8

Cryptographic Hash Functions

md5 9339c9b376c60408f0ef0bce4141c433
sha1 571c2954ba6cbd766bd56ab85be8726417720de0
sha256 f5ae76fbb15394f06eaf681089110b109de2b5494167c095cfe52686e6170e69
sha512 6f42b0877f40a286c6b32fa673c43f069541e706febec231ab8322ada76a9b6aa7009d66fcb6d3ae0ec69a45c9bfa97279bb8cec48deae6af8fd8fdfb2c3ea14
ripemd-160 d86aa288a1879023ba1255d8219d45443b59347d

16390988 as geometric shapes

Circle

Radius = n
Diameter 32781976
Circumference 102987614.97176
Area 8.4403438057534E+14

Sphere

Radius = n
Volume 1.8446076538131E+22
Surface area 3.3761375223014E+15
Circumference 102987614.97176

Square

Length = n
Perimeter 65563952
Area 268664487616144
Diagonal 23180357.530295

Cube

Length = n
Surface area 1611986925696864
Volume 4.4036763925424E+21
Space diagonal 28390024.002252

Equilateral Triangle

Length = n
Perimeter 49172964
Area 1.1633513568516E+14
Altitude 14195012.001126

Triangular Pyramid

Length = n
Surface area 1.1633513568516E+14
Volume 5.189782398863E+20
Height 7726785.8434316