20123478 (number)

20123478 is an even 8-digits composite number following 20123477 and preceding 20123479. In scientific notation, it is written as 2.0123478 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 32 positive divisors. There are 6312384 positive integers (up to 20123478) that are relatively prime to 20123478.

Interesting facts

Basic properties

Name

Name twenty million one hundred twenty-three thousand four hundred seventy-eight

Notation

Scientific notation 2.0123478 × 10^7
Engineering notation 2.0123478 × 10^6

Prime Factorization of 20123478

Prime Factorization 2 × 3 × 3 × 3 × 51 × 7307

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 2235942
Product of the distinct prime numbers

The prime factorization of 20123478 is 2 × 3 × 3 × 3 × 51 × 7307. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20123478)

Multiplication

n×y
n×2 40246956
n×3 60370434
n×4 80493912
n×5 100617390

Division

n÷y
n÷2 10061739
n÷3 6707826
n÷3 5030869.5
n÷5 4024695.6

Exponentiation

ny
n2 404954366816484
n3 8.1490902916354E+21
n4 1.6398803920374E+29
n5 3.3000096991796E+36

Nth Root

y√n
2√n 4485.9199725363
3√n 271.99923406647
4√n 66.977010776357
5√n 28.889538796147

Divisors of 20123478

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20123477
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20123478 can be divided by 32 positive divisors. The sum of these divisors (counting 20123478) is 1, the average is 0.03125.

Base conversion 20123478

Base System Value
2 Binary 1001100110000111101010110
3 Ternary 1101212101020000
4 Quaternary 1030300331112
5 Quinary 20122422403
6 Senary 1555152130
8 Octal 114607526
10 Decimal 20123478
12 Duodecimal 68a5646
16 Hexadecimal 1330f56
20 Vigesimal 65f8di
36 Base36 bzbdi

Cryptographic Hash Functions

md5 34393709311adfe41fdae9f018ebea43
sha1 a77dfb19f01f9413621bf717fd0eaf6e24d785e4
sha256 a1e3670be1d8bf4d8e9e52f4075481825fb58eb41a73991d9607a9f04df6b274
sha512 24ed3f0318cf20e39cb2740cb44042ddd8143f9f27b65ce0005b03512a3df579d52de1d3794b842aab353163ec69f42fd34735cbe926a7182f9c255593f83158
ripemd-160 0ac41095ad911a5912c1f7ab633419c8ad245445

20123478 as geometric shapes

Circle

Radius = n
Diameter 40246956
Circumference 126439541.29895
Area 1.2722016638298E+15

Sphere

Radius = n
Volume 3.4134829591522E+22
Surface area 5.0888066553191E+15
Circumference 126439541.29895

Square

Length = n
Perimeter 80493912
Area 404954366816484
Diagonal 28458895.509717

Cube

Length = n
Surface area 2429726200898904
Volume 8.1490902916354E+21
Space diagonal 34854886.320995

Equilateral Triangle

Length = n
Perimeter 60370434
Area 1.7535038451826E+14
Altitude 17427443.160497

Triangular Pyramid

Length = n
Surface area 1.7535038451826E+14
Volume 9.6037950095281E+20
Height 9486298.5032389