20197912 (number)

20197912 is an even 8-digits composite number following 20197911 and preceding 20197913. In scientific notation, it is written as 2.0197912 × 10^7. The sum of its digits is 31. It has a total of 7 prime factors and 64 positive divisors. There are 7983360 positive integers (up to 20197912) that are relatively prime to 20197912.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.0197912 × 10^7
Engineering notation 2.0197912 × 10^6

Prime Factorization of 20197912

Prime Factorization 2 × 2 × 2 × 19 × 7 × 41 × 463

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 5049478
Product of the distinct prime numbers

The prime factorization of 20197912 is 2 × 2 × 2 × 19 × 7 × 41 × 463. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20197912)

Multiplication

n×y
n×2 40395824
n×3 60593736
n×4 80791648
n×5 100989560

Division

n÷y
n÷2 10098956
n÷3 6732637.3333333
n÷3 5049478
n÷5 4039582.4

Exponentiation

ny
n2 407955649159744
n3 8.2398523016314E+21
n4 1.6642781168135E+29
n5 3.3614942946924E+36

Nth Root

y√n
2√n 4494.2087178946
3√n 272.33418411457
4√n 67.038859759804
5√n 28.910878938366

Divisors of 20197912

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20197911
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20197912 can be divided by 64 positive divisors. The sum of these divisors (counting 20197912) is 1, the average is 0.015625.

Base conversion 20197912

Base System Value
2 Binary 1001101000011001000011000
3 Ternary 1102000011022211
4 Quaternary 1031003020120
5 Quinary 20132313122
6 Senary 2000524504
8 Octal 115031030
10 Decimal 20197912
12 Duodecimal 6920734
16 Hexadecimal 1343218
20 Vigesimal 664efc
36 Base36 c0wt4

Cryptographic Hash Functions

md5 f328dcceb0a001804914abfbfbb8c9cd
sha1 24a3ddd13af1bd30440a8f18b93042ecf4406e82
sha256 6d3c96f08d06561f950f115bc4ebf4f7eaf3bd5db341c4a4acd513885a281222
sha512 37d657787ff53b82eb2ca0d230b03ccd2cb6cf35238f76221648fd397074221aea1ea6c06a2a4f126a3be217a9070b5c06a91a889f4f0b18a65c089e6a743b25
ripemd-160 9b7f3ed8734fbe653b875593f6a14b6d3a1dcfd8

20197912 as geometric shapes

Circle

Radius = n
Diameter 40395824
Circumference 126907223.91411
Area 1.2816304703907E+15

Sphere

Radius = n
Volume 3.451501260996E+22
Surface area 5.1265218815628E+15
Circumference 126907223.91411

Square

Length = n
Perimeter 80791648
Area 407955649159744
Diagonal 28564161.082018

Cube

Length = n
Surface area 2447733894958464
Volume 8.2398523016314E+21
Space diagonal 34983809.790805

Equilateral Triangle

Length = n
Perimeter 60593736
Area 1.7664997789486E+14
Altitude 17491904.895403

Triangular Pyramid

Length = n
Surface area 1.7664997789486E+14
Volume 9.7107590640986E+20
Height 9521387.0273394