16386988 (number)

16386988 is an even 8-digits composite number following 16386987 and preceding 16386989. In scientific notation, it is written as 1.6386988 × 10^7. The sum of its digits is 49. It has a total of 4 prime factors and 12 positive divisors. There are 8134272 positive integers (up to 16386988) that are relatively prime to 16386988.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.6386988 × 10^7
Engineering notation 1.6386988 × 10^6

Prime Factorization of 16386988

Prime Factorization 2 × 2 × 139 × 29473

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 8193494
Product of the distinct prime numbers

The prime factorization of 16386988 is 2 × 2 × 139 × 29473. Since it has a total of 4 prime factors.

Most popular turbo-numbers

10, 5, 66, 7, 50, 26, 1847, 1500, 91958, 22715, 513957, 573966, 4118369, 5503466, 79670457, 37888757, 623431236, 679803909, 1037215456, 8296471770

Basic calculations (n = 16386988)

Multiplication

n×y
n×2 32773976
n×3 49160964
n×4 65547952
n×5 81934940

Division

n÷y
n÷2 8193494
n÷3 5462329.3333333
n÷3 4096747
n÷5 3277397.6

Exponentiation

ny
n2 268533375712144
n3 4.4004532053944E+21
n4 7.2110173871359E+28
n5 1.1816685539079E+36

Nth Root

y√n
2√n 4048.0844852844
3√n 253.99960733194
4√n 63.624558821923
5√n 27.726804939937

Divisors of 16386988

1, 2, 4, 139, 278, 556, 29473, 58946, 117892, 4096747, 8193494, 16386988

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 -16386987
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 16386988 can be divided by 12 positive divisors. The sum of these divisors (counting 16386988) is 1, the average is 0.083333333333333.

Base conversion 16386988

Base System Value
2 Binary 111110100000101110101100
3 Ternary 1010211112201111
4 Quaternary 332200232230
5 Quinary 13143340423
6 Senary 1343121404
8 Octal 76405654
10 Decimal 16386988
12 Duodecimal 55a3264
16 Hexadecimal fa0bac
20 Vigesimal 528798
36 Base36 9r8a4

Cryptographic Hash Functions

md5 f874eefada8be8ad73cee65c8616b468
sha1 c6eea79593b82ee1c2cdc5d10919eb7a3a7d181e
sha256 4443b0197ed7853fc9d329f4ea11ef69839996ffa0f6370bbcdad48a80a79666
sha512 31ab70e729f4912b380b28a04dfd2aced671dbb533bb8841c774e25cf759aa7e0e65e6b695e33dd6dfcd492f26637067469f013dceaf34c8cd453daa4457335f
ripemd-160 9244608ce0bc43eb03d3e3f331e07d544c5ab8cb

16386988 as geometric shapes

Circle

Radius = n
Diameter 32773976
Circumference 102962482.23053
Area 8.4362248038094E+14

Sphere

Radius = n
Volume 1.8432575283377E+22
Surface area 3.3744899215238E+15
Circumference 102962482.23053

Square

Length = n
Perimeter 65547952
Area 268533375712144
Diagonal 23174700.676045

Cube

Length = n
Surface area 1611200254272864
Volume 4.4004532053944E+21
Space diagonal 28383095.799022

Equilateral Triangle

Length = n
Perimeter 49160964
Area 1.1627836256535E+14
Altitude 14191547.899511

Triangular Pyramid

Length = n
Surface area 1.1627836256535E+14
Volume 5.1859838363808E+20
Height 7724900.2253484