16403945 (number)

16403945 is an odd 8-digits composite number following 16403944 and preceding 16403946. In scientific notation, it is written as 1.6403945 × 10^7. The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors. There are 12359424 positive integers (up to 16403945) that are relatively prime to 16403945.

Interesting facts

Basic properties

Name

Name sixteen million four hundred three thousand nine hundred forty-five

Notation

Scientific notation 1.6403945 × 10^7
Engineering notation 1.6403945 × 10^6

Prime Factorization of 16403945

Prime Factorization 5 × 67 × 23 × 2129

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 16403945
Product of the distinct prime numbers

The prime factorization of 16403945 is 5 × 67 × 23 × 2129. Since it has a total of 4 prime factors.

Most popular turbo-numbers

3, 5, 33, 73, 905, 382, 2410, 3142, 50490, 41083, 308255, 645955, 9231978, 8086704, 30720206, 57051074, 579512274, 750303962, 3634041224, 1699518077

Basic calculations (n = 16403945)

Multiplication

n×y
n×2 32807890
n×3 49211835
n×4 65615780
n×5 82019725

Division

n÷y
n÷2 8201972.5
n÷3 5467981.6666667
n÷3 4100986.25
n÷5 3280789

Exponentiation

ny
n2 269089411563025
n3 4.4141279073622E+21
n4 7.2409111415335E+28
n5 1.187795081156E+36

Nth Root

y√n
2√n 4050.1783911329
3√n 254.08718874236
4√n 63.641011864465
5√n 27.732540819465

Divisors of 16403945

1, 5, 23, 67, 115, 335, 1541, 2129, 7705, 10645, 48967, 142643, 244835, 713215, 3280789, 16403945

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -16403944
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 16403945 can be divided by 16 positive divisors. The sum of these divisors (counting 16403945) is 1, the average is 0.0625.

Base conversion 16403945

Base System Value
2 Binary 111110100100110111101001
3 Ternary 1010212101222112
4 Quaternary 332210313221
5 Quinary 13144411240
6 Senary 1343332105
8 Octal 76446751
10 Decimal 16403945
12 Duodecimal 55b1035
16 Hexadecimal fa4de9
20 Vigesimal 52a9h5
36 Base36 9rld5

Cryptographic Hash Functions

md5 6caeadaee3a997098178ea65d785168b
sha1 2d29da8302d008f1a87910d02cc87ab64ae553be
sha256 e861fa9e4bdd4b82b95e05ee4b13a0b33f14f25d4ba1889c0fc5a42087331697
sha512 4e104fd8e1fb18740c0f1c1328d9ec5db22bbb9fcee04c348df7e1061a9e62ad011e580d5b01f7231c438a5f5eb82de1bc10fe2f1bfe169ca7900c2aee87bdd1
ripemd-160 7daedd347a11eee20fe8caf82ce18962d38443ac

16403945 as geometric shapes

Circle

Radius = n
Diameter 32807890
Circumference 103069026.20378
Area 8.453693185252E+14

Sphere

Radius = n
Volume 1.8489855741033E+22
Surface area 3.3814772741008E+15
Circumference 103069026.20378

Square

Length = n
Perimeter 65615780
Area 269089411563025
Diagonal 23198681.495422

Cube

Length = n
Surface area 1614536469378150
Volume 4.4141279073622E+21
Space diagonal 28412466.184565

Equilateral Triangle

Length = n
Perimeter 49211835
Area 1.1651913315149E+14
Altitude 14206233.092283

Triangular Pyramid

Length = n
Surface area 1.1651913315149E+14
Volume 5.202099627201E+20
Height 7732893.8318074