19986993 (number)

19986993 is an odd 8-digits composite number following 19986992 and preceding 19986994. In scientific notation, it is written as 1.9986993 × 10^7. The sum of its digits is 54. It has a total of 8 prime factors and 56 positive divisors. There are 11337408 positive integers (up to 19986993) that are relatively prime to 19986993.

Interesting facts

Basic properties

Name

Name nineteen million nine hundred eighty-six thousand nine hundred ninety-three

Notation

Scientific notation 1.9986993 × 10^7
Engineering notation 1.9986993 × 10^6

Prime Factorization of 19986993

Prime Factorization 3 × 57 × 3 × 3 × 3 × 9 × 13 × 37

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 740259
Product of the distinct prime numbers

The prime factorization of 19986993 is 3 × 57 × 3 × 3 × 3 × 9 × 13 × 37. Since it has a total of 8 prime factors.

Most popular turbo-numbers

6, 10, 42, 28, 137, 232, 1197, 6114, 98322, 465, 551764, 450401, 1750111, 7403577, 32744196, 29140063, 584864949, 540912562, 2103116468, 3958293888

Basic calculations (n = 19986993)

Multiplication

n×y
n×2 39973986
n×3 59960979
n×4 79947972
n×5 99934965

Division

n÷y
n÷2 9993496.5
n÷3 6662331
n÷3 4996748.25
n÷5 3997398.6

Exponentiation

ny
n2 399479889182049
n3 7.9844017487224E+21
n4 1.595841818609E+29
n5 3.1896079257646E+36

Nth Root

y√n
2√n 4470.6814916744
3√n 271.38290484857
4√n 66.86315496351
5√n 28.850244101912

Divisors of 19986993

1, 3, 9, 13, 27, 37, 39, 57, 81, 111, 117, 171, 243, 333, 351, 481, 513, 729, 741, 999, 1053, 1443, 1539, 2109, 2223, 2997, 3159, 4329, 4617, 6327, 6669, 8991, 9477, 12987, 13851, 18981, 20007, 26973, 27417, 38961, 41553, 56943, 60021, 82251, 116883, 170829, 180063, 246753, 350649, 512487, 540189, 740259, 1537461, 2220777, 6662331, 19986993

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -19986992
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
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 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 19986993 can be divided by 56 positive divisors. The sum of these divisors (counting 19986993) is 1, the average is 0.017857142857143.

Base conversion 19986993

Base System Value
2 Binary 1001100001111101000110001
3 Ternary 1101121110000000
4 Quaternary 1030033220301
5 Quinary 20104040433
6 Senary 1552220213
8 Octal 114175061
10 Decimal 19986993
12 Duodecimal 683a669
16 Hexadecimal 130fa31
20 Vigesimal 64i79d
36 Base36 bwe29

Cryptographic Hash Functions

md5 92e31269e5672e8fb6b7ed2684055c2b
sha1 c7bbe15a2d18e137a32266323e30ab3845d29562
sha256 964667bb6962f58c6bda4756477129f2b686e7bfa72406b67eae58d4cc0534e8
sha512 4905c7712ec710e6db8ba4223a9d72f2998aefee21199f12bb536336ab6dbf0e5c8aba9b9e5874c99844dc8751b7a6e744780d421054e156c64c6031588c571c
ripemd-160 f287384b667c3bea12d9b3d6795cbecc47716ab8

19986993 as geometric shapes

Circle

Radius = n
Diameter 39973986
Circumference 125581980.7523
Area 1.2550030851112E+15

Sphere

Radius = n
Volume 3.3444983836128E+22
Surface area 5.0200123404448E+15
Circumference 125581980.7523

Square

Length = n
Perimeter 79947972
Area 399479889182049
Diagonal 28265876.571656

Cube

Length = n
Surface area 2396879335092294
Volume 7.9844017487224E+21
Space diagonal 34618487.366523

Equilateral Triangle

Length = n
Perimeter 59960979
Area 1.7297986616632E+14
Altitude 17309243.683262

Triangular Pyramid

Length = n
Surface area 1.7297986616632E+14
Volume 9.4097077003989E+20
Height 9421958.8572187