20197980 (number)

20197980 is an even 8-digits composite number following 20197979 and preceding 20197981. In scientific notation, it is written as 2.0197980 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 72 positive divisors. There are 4848000 positive integers (up to 20197980) that are relatively prime to 20197980.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.0197980 × 10^7
Engineering notation 2.0197980 × 10^6

Prime Factorization of 20197980

Prime Factorization 2 × 2 × 5 × 9 × 11 × 101 × 101

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 99990
Product of the distinct prime numbers

The prime factorization of 20197980 is 2 × 2 × 5 × 9 × 11 × 101 × 101. Since it has a total of 7 prime factors.

Most popular turbo-numbers

3, 6, 76, 93, 231, 963, 1338, 3342, 85764, 1408, 337997, 257657, 9653373, 946600, 53538483, 92879274, 194990931, 294446644, 5910901621, 4318451970

Basic calculations (n = 20197980)

Multiplication

n×y
n×2 40395960
n×3 60593940
n×4 80791920
n×5 100989900

Division

n÷y
n÷2 10098990
n÷3 6732660
n÷3 5049495
n÷5 4039596

Exponentiation

ny
n2 407958396080400
n3 8.239935524864E+21
n4 1.6643005293249E+29
n5 3.3615508805294E+36

Nth Root

y√n
2√n 4494.21628318
3√n 272.33448973533
4√n 67.038916184407
5√n 28.910898405102

Divisors of 20197980

1, 2, 4, 5, 9, 10, 11, 18, 20, 22, 36, 44, 45, 55, 90, 99, 101, 110, 180, 198, 202, 220, 396, 404, 495, 505, 909, 990, 1010, 1111, 1818, 1980, 2020, 2222, 3636, 4444, 4545, 5555, 9090, 9999, 10201, 11110, 18180, 19998, 20402, 22220, 39996, 40804, 49995, 51005, 91809, 99990, 102010, 112211, 183618, 199980, 204020, 224422, 367236, 448844, 459045, 561055, 918090, 1009899, 1122110, 1836180, 2019798, 2244220, 4039596, 5049495, 10098990, 20197980

72 divisors

τ Total Divisors 72
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20197979
Sum of the proper positive divisors of n
A Arithmetic Mean 0.013888888888889
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 72
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20197980 can be divided by 72 positive divisors. The sum of these divisors (counting 20197980) is 1, the average is 0.013888888888889.

Base conversion 20197980

Base System Value
2 Binary 1001101000011001001011100
3 Ternary 1102000011102100
4 Quaternary 1031003021130
5 Quinary 20132313410
6 Senary 2000525100
8 Octal 115031134
10 Decimal 20197980
12 Duodecimal 6920790
16 Hexadecimal 134325c
20 Vigesimal 664ej0
36 Base36 c0wv0

Cryptographic Hash Functions

md5 77561acb1d020c5480252d810f6a9ef2
sha1 9bbf4dc2e5300f54d2a29ab179a2214504e6c8c7
sha256 8626ca9bea68785733fde571dce74ba00775bb963f89242a5f92e070458c69eb
sha512 41d40dafcd4509b4ee9dfb39d8484224d3fff3500c9bb7bb5d3297c18f34d0921185f11f58647814500b339ba12a946c45197654d9333b2f58ae14283cfc026d
ripemd-160 100a9aa78f39774285244709b2f45255724ab7db

20197980 as geometric shapes

Circle

Radius = n
Diameter 40395960
Circumference 126907651.17071
Area 1.2816391000965E+15

Sphere

Radius = n
Volume 3.4515361214622E+22
Surface area 5.1265564003858E+15
Circumference 126907651.17071

Square

Length = n
Perimeter 80791920
Area 407958396080400
Diagonal 28564257.248541

Cube

Length = n
Surface area 2447750376482400
Volume 8.239935524864E+21
Space diagonal 34983927.57026

Equilateral Triangle

Length = n
Perimeter 60593940
Area 1.7665116734639E+14
Altitude 17491963.78513

Triangular Pyramid

Length = n
Surface area 1.7665116734639E+14
Volume 9.7108571436188E+20
Height 9521419.0828468