20145312 (number)

20145312 is an even 8-digits composite number following 20145311 and preceding 20145313. In scientific notation, it is written as 2.0145312 × 10^7. The sum of its digits is 18. It has a total of 8 prime factors and 48 positive divisors. There are 6103680 positive integers (up to 20145312) that are relatively prime to 20145312.

Interesting facts

Basic properties

Name

Name twenty million one hundred forty-five thousand three hundred twelve

Notation

Scientific notation 2.0145312 × 10^7
Engineering notation 2.0145312 × 10^6

Prime Factorization of 20145312

Prime Factorization 2 × 2 × 2 × 2 × 2 × 33 × 3 × 6359

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 1259082
Product of the distinct prime numbers

The prime factorization of 20145312 is 2 × 2 × 2 × 2 × 2 × 33 × 3 × 6359. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20145312)

Multiplication

n×y
n×2 40290624
n×3 60435936
n×4 80581248
n×5 100726560

Division

n÷y
n÷2 10072656
n÷3 6715104
n÷3 5036328
n÷5 4029062.4

Exponentiation

ny
n2 405833595577344
n3 8.1756444029874E+21
n4 1.6470090729924E+29
n5 3.3179511642262E+36

Nth Root

y√n
2√n 4488.3529272997
3√n 272.09757168469
4√n 66.995170925222
5√n 28.895805114642

Divisors of 20145312

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20145311
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20145312 can be divided by 48 positive divisors. The sum of these divisors (counting 20145312) is 1, the average is 0.020833333333333.

Base conversion 20145312

Base System Value
2 Binary 1001100110110010010100000
3 Ternary 1101220111011200
4 Quaternary 1030312102200
5 Quinary 20124122222
6 Senary 1555441200
8 Octal 114662240
10 Decimal 20145312
12 Duodecimal 68b6200
16 Hexadecimal 13364a0
20 Vigesimal 65i35c
36 Base36 bzs80

Cryptographic Hash Functions

md5 168082574b5935a0dfd04f1afd1c2122
sha1 7a61bbd9e776839f75afd7263617c4da9d70a365
sha256 ba187ba8076562940640c2c5d2d768499e3f0d5e457086f98eb1cc9140921854
sha512 b34529c00c3ef487eab5df2661045146064ffece15ea22b467ec418ade162d9303401551de84c519edadbfc96d4d8ae4c3b1047650e8bbfcb7e617c45ac597a9
ripemd-160 6d3f616e5ceebb3fb8ec5b41afb7354e706aa75a

20145312 as geometric shapes

Circle

Radius = n
Diameter 40290624
Circumference 126576728.36695
Area 1.2749638424457E+15

Sphere

Radius = n
Volume 3.424605919305E+22
Surface area 5.0998553697829E+15
Circumference 126576728.36695

Square

Length = n
Perimeter 80581248
Area 405833595577344
Diagonal 28489773.448637

Cube

Length = n
Surface area 2435001573464064
Volume 8.1756444029874E+21
Space diagonal 34892703.918327

Equilateral Triangle

Length = n
Perimeter 60435936
Area 1.7573110173958E+14
Altitude 17446351.959163

Triangular Pyramid

Length = n
Surface area 1.7573110173958E+14
Volume 9.6350893298704E+20
Height 9496591.1495458