20145378 (number)

20145378 is an even 8-digits composite number following 20145377 and preceding 20145379. In scientific notation, it is written as 2.0145378 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 48 positive divisors. There are 5829120 positive integers (up to 20145378) that are relatively prime to 20145378.

Interesting facts

Basic properties

Name

Name twenty million one hundred forty-five thousand three hundred seventy-eight

Notation

Scientific notation 2.0145378 × 10^7
Engineering notation 2.0145378 × 10^6

Prime Factorization of 20145378

Prime Factorization 2 × 3 × 11 × 23 × 23 × 577

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 875886
Product of the distinct prime numbers

The prime factorization of 20145378 is 2 × 3 × 11 × 23 × 23 × 577. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20145378)

Multiplication

n×y
n×2 40290756
n×3 60436134
n×4 80581512
n×5 100726890

Division

n÷y
n÷2 10072689
n÷3 6715126
n÷3 5036344.5
n÷5 4029075.6

Exponentiation

ny
n2 405836254762884
n3 8.1757247583026E+21
n4 1.6470306567996E+29
n5 3.3180055158817E+36

Nth Root

y√n
2√n 4488.3602796567
3√n 272.09786883273
4√n 66.99522579749
5√n 28.895824048284

Divisors of 20145378

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 -20145377
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 20145378 can be divided by 48 positive divisors. The sum of these divisors (counting 20145378) is 1, the average is 0.020833333333333.

Base conversion 20145378

Base System Value
2 Binary 1001100110110010011100010
3 Ternary 1101220111021010
4 Quaternary 1030312103202
5 Quinary 20124123003
6 Senary 1555441350
8 Octal 114662342
10 Decimal 20145378
12 Duodecimal 68b6256
16 Hexadecimal 13364e2
20 Vigesimal 65i38i
36 Base36 bzs9u

Cryptographic Hash Functions

md5 87c13b0874a2ab3096e22748a00fafae
sha1 4378981cf56d6d08b98fffeac8290905b3dc6b45
sha256 6dd25641222580ec063fd6ae179c16c064474e2025491c121eaeeb100020a476
sha512 d5e576c1dee7f1ed31e3b72cbb31b7c87668d851453df281bb4c28940fcd2047b551c816a654a06bcfadf608c14c60eb881a64c33fce2bb334256f82d45114e3
ripemd-160 30965b2209733cb967899298259d01c4ff25baa7

20145378 as geometric shapes

Circle

Radius = n
Diameter 40290756
Circumference 126577143.05718
Area 1.2749721965235E+15

Sphere

Radius = n
Volume 3.4246395784608E+22
Surface area 5.0998887860939E+15
Circumference 126577143.05718

Square

Length = n
Perimeter 80581512
Area 405836254762884
Diagonal 28489866.786733

Cube

Length = n
Surface area 2435017528577304
Volume 8.1757247583026E+21
Space diagonal 34892818.23368

Equilateral Triangle

Length = n
Perimeter 60436134
Area 1.757322532007E+14
Altitude 17446409.11684

Triangular Pyramid

Length = n
Surface area 1.757322532007E+14
Volume 9.6351840295175E+20
Height 9496622.2622442