20146644 (number)

20146644 is an even 8-digits composite number following 20146643 and preceding 20146645. In scientific notation, it is written as 2.0146644 × 10^7. The sum of its digits is 27. It has a total of 7 prime factors and 72 positive divisors. There are 5633712 positive integers (up to 20146644) that are relatively prime to 20146644.

Interesting facts

Basic properties

Name

Name twenty million one hundred forty-six thousand six hundred forty-four

Notation

Scientific notation 2.0146644 × 10^7
Engineering notation 2.0146644 × 10^6

Prime Factorization of 20146644

Prime Factorization 2 × 2 × 243 × 3 × 49 × 3 × 47

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 3357774
Product of the distinct prime numbers

The prime factorization of 20146644 is 2 × 2 × 243 × 3 × 49 × 3 × 47. Since it has a total of 7 prime factors.

Most popular turbo-numbers

7, 1, 21, 81, 128, 256, 8839, 641, 33774, 47581, 606632, 85746, 2770665, 8403722, 97598191, 45298629, 710495386, 250976347, 825415227, 2086761230

Basic calculations (n = 20146644)

Multiplication

n×y
n×2 40293288
n×3 60439932
n×4 80586576
n×5 100733220

Division

n÷y
n÷2 10073322
n÷3 6715548
n÷3 5036661
n÷5 4029328.8

Exponentiation

ny
n2 405887264462736
n3 8.1772662212646E+21
n4 1.6474447145304E+29
n5 3.3190482173326E+36

Nth Root

y√n
2√n 4488.5013089003
3√n 272.10356854685
4√n 66.996278321264
5√n 28.896187220359

Divisors of 20146644

1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 49, 94, 98, 141, 147, 188, 196, 243, 282, 294, 423, 441, 486, 564, 588, 729, 846, 882, 972, 1458, 1692, 1764, 2187, 2303, 2916, 4374, 4606, 6909, 8748, 9212, 11421, 11907, 13818, 20727, 22842, 23814, 27636, 34263, 35721, 41454, 45684, 47628, 68526, 71442, 82908, 102789, 107163, 137052, 142884, 205578, 214326, 411156, 428652, 559629, 1119258, 1678887, 2238516, 3357774, 5036661, 6715548, 10073322, 20146644

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 -20146643
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 20146644 can be divided by 72 positive divisors. The sum of these divisors (counting 20146644) is 1, the average is 0.013888888888889.

Base conversion 20146644

Base System Value
2 Binary 1001100110110100111010100
3 Ternary 1101220120000000
4 Quaternary 1030312213110
5 Quinary 20124143034
6 Senary 1555451300
8 Octal 114664724
10 Decimal 20146644
12 Duodecimal 68b6b30
16 Hexadecimal 13369d4
20 Vigesimal 65i6c4
36 Base36 bzt90

Cryptographic Hash Functions

md5 2782af10f902f01a754725c69c05cd5d
sha1 2f17260403448f7316b7c72c389ef152b82fec15
sha256 f29b5061420470b99845601fe8f2a4d630d12ea665184b42bd1e68e27d50454c
sha512 a1d200fedb63cfd4dfb603adde3086e59d5bdef140aedba5a10eb8701929a8dee6d8a2f8ea64c0630e205f492a539bce76c5bb6ffc02e7a3e17479b9d2645169
ripemd-160 e01795480f24a5428865aee50c05e8783542b149

20146644 as geometric shapes

Circle

Radius = n
Diameter 40293288
Circumference 126585097.56978
Area 1.2751324482218E+15

Sphere

Radius = n
Volume 3.4252852649564E+22
Surface area 5.1005297928872E+15
Circumference 126585097.56978

Square

Length = n
Perimeter 80586576
Area 405887264462736
Diagonal 28491657.181103

Cube

Length = n
Surface area 2435323586776416
Volume 8.1772662212646E+21
Space diagonal 34895011.010003

Equilateral Triangle

Length = n
Perimeter 60439932
Area 1.7575434104865E+14
Altitude 17447505.505001

Triangular Pyramid

Length = n
Surface area 1.7575434104865E+14
Volume 9.6370006610398E+20
Height 9497219.0603675