20103987 (number)

20103987 is an odd 8-digits composite number following 20103986 and preceding 20103988. In scientific notation, it is written as 2.0103987 × 10^7. The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors. There are 12936672 positive integers (up to 20103987) that are relatively prime to 20103987.

Interesting facts

Basic properties

Name

Name twenty million one hundred three thousand nine hundred eighty-seven

Notation

Scientific notation 2.0103987 × 10^7
Engineering notation 2.0103987 × 10^6

Prime Factorization of 20103987

Prime Factorization 111 × 139 × 1303

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 20103987
Product of the distinct prime numbers

The prime factorization of 20103987 is 111 × 139 × 1303. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20103987)

Multiplication

n×y
n×2 40207974
n×3 60311961
n×4 80415948
n×5 100519935

Division

n÷y
n÷2 10051993.5
n÷3 6701329
n÷3 5025996.75
n÷5 4020797.4

Exponentiation

ny
n2 404170293296169
n3 8.1254343222124E+21
n4 1.6335362598311E+29
n5 3.2840591731673E+36

Nth Root

y√n
2√n 4483.7469821568
3√n 271.91138891979
4√n 66.960786899175
5√n 28.883940317764

Divisors of 20103987

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20103986
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20103987 can be divided by 8 positive divisors. The sum of these divisors (counting 20103987) is 1, the average is 0.125.

Base conversion 20103987

Base System Value
2 Binary 1001100101100001100110011
3 Ternary 1101211101111010
4 Quaternary 1030230030303
5 Quinary 20121311422
6 Senary 1554522003
8 Octal 114541463
10 Decimal 20103987
12 Duodecimal 6896303
16 Hexadecimal 132c333
20 Vigesimal 65cjj7
36 Base36 bywc3

Cryptographic Hash Functions

md5 a7d69b379806c4553c022b6bd4d51bc3
sha1 2f3b7409aed00a200b6bd259b55d53ad7664ecb5
sha256 2f94f5fd9f830da43e0c8061e71977c965a9b01137d557785b56c105296559d0
sha512 92c3d03f14247f5ba8252da08428425b10e1c2a0f96f4c5e70ee89b6d541351f0e3316470b4154949c4463c7ea37a9a8940542b12b5deb3a9e9cd8b0158fb7e8
ripemd-160 0e8529b8368252fedaf9f83b3f0eccc78750de43

20103987 as geometric shapes

Circle

Radius = n
Diameter 40207974
Circumference 126317075.73413
Area 1.2697384242185E+15

Sphere

Radius = n
Volume 3.4035739698518E+22
Surface area 5.0789536968739E+15
Circumference 126317075.73413

Square

Length = n
Perimeter 80415948
Area 404170293296169
Diagonal 28431331.073172

Cube

Length = n
Surface area 2425021759777014
Volume 8.1254343222124E+21
Space diagonal 34821126.918704

Equilateral Triangle

Length = n
Perimeter 60311961
Area 1.7501087072474E+14
Altitude 17410563.459352

Triangular Pyramid

Length = n
Surface area 1.7501087072474E+14
Volume 9.5759161822038E+20
Height 9477110.3577241