19986738 (number)

19986738 is an even 8-digits composite number following 19986737 and preceding 19986739. In scientific notation, it is written as 1.9986738 × 10^7. The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors. There are 6597360 positive integers (up to 19986738) that are relatively prime to 19986738.

Interesting facts

Basic properties

Name

Name nineteen million nine hundred eighty-six thousand seven hundred thirty-eight

Notation

Scientific notation 1.9986738 × 10^7
Engineering notation 1.9986738 × 10^6

Prime Factorization of 19986738

Prime Factorization 2 × 3 × 103 × 32341

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 19986738
Product of the distinct prime numbers

The prime factorization of 19986738 is 2 × 3 × 103 × 32341. Since it has a total of 4 prime factors.

Most popular turbo-numbers

2, 8, 43, 61, 117, 432, 7461, 6154, 6054, 16917, 827155, 845646, 9660726, 4616386, 78510750, 34552148, 889655952, 966809237, 4939845808, 5103073882

Basic calculations (n = 19986738)

Multiplication

n×y
n×2 39973476
n×3 59960214
n×4 79946952
n×5 99933690

Division

n÷y
n÷2 9993369
n÷3 6662246
n÷3 4996684.5
n÷5 3997347.6

Exponentiation

ny
n2 399469695880644
n3 7.9840961505061E+21
n4 1.5957603792697E+29
n5 3.1894044611245E+36

Nth Root

y√n
2√n 4470.6529724415
3√n 271.38175071573
4√n 66.862941697487
5√n 28.850170485538

Divisors of 19986738

1, 2, 3, 6, 103, 206, 309, 618, 32341, 64682, 97023, 194046, 3331123, 6662246, 9993369, 19986738

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 -19986737
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 19986738 can be divided by 16 positive divisors. The sum of these divisors (counting 19986738) is 1, the average is 0.0625.

Base conversion 19986738

Base System Value
2 Binary 1001100001111100100110010
3 Ternary 1101121102122120
4 Quaternary 1030033210302
5 Quinary 20104033423
6 Senary 1552215110
8 Octal 114174462
10 Decimal 19986738
12 Duodecimal 683a496
16 Hexadecimal 130f932
20 Vigesimal 64i6gi
36 Base36 bwdv6

Cryptographic Hash Functions

md5 3d5b0b43fd07f8f0e543412780286ac4
sha1 d7f917164ab0ae2a4b7455f3ac281878152f8f79
sha256 f16a7a02e351390bb19b3691a15ddeca3cb9bcfd4404d69006fe00d4914dfc39
sha512 1fcde13a706f736ab4991662f791b01bc724cb0ce83a459d8b11c06f6002ca0c341fd71316039b78b8e3822feff5af289922f503d8db22f632cdcbc4f6cbdd35
ripemd-160 b61ccb0c09299752d877d2e68467700f21b8e0e0

19986738 as geometric shapes

Circle

Radius = n
Diameter 39973476
Circumference 125580378.54005
Area 1.2549710619104E+15

Sphere

Radius = n
Volume 3.3443703749313E+22
Surface area 5.0198842476415E+15
Circumference 125580378.54005

Square

Length = n
Perimeter 79946952
Area 399469695880644
Diagonal 28265515.947198

Cube

Length = n
Surface area 2396818175283864
Volume 7.9840961505061E+21
Space diagonal 34618045.693568

Equilateral Triangle

Length = n
Perimeter 59960214
Area 1.7297545233734E+14
Altitude 17309022.846784

Triangular Pyramid

Length = n
Surface area 1.7297545233734E+14
Volume 9.4093475494471E+20
Height 9421838.6490659