20349728 (number)

20349728 is an even 8-digits composite number following 20349727 and preceding 20349729. In scientific notation, it is written as 2.0349728 × 10^7. The sum of its digits is 35. It has a total of 7 prime factors and 24 positive divisors. There are 8721216 positive integers (up to 20349728) that are relatively prime to 20349728.

Interesting facts

Basic properties

Name

Name twenty million three hundred forty-nine thousand seven hundred twenty-eight

Notation

Scientific notation 2.0349728 × 10^7
Engineering notation 2.0349728 × 10^6

Prime Factorization of 20349728

Prime Factorization 2 × 2 × 2 × 2 × 2 × 7 × 90847

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 1271858
Product of the distinct prime numbers

The prime factorization of 20349728 is 2 × 2 × 2 × 2 × 2 × 7 × 90847. Since it has a total of 7 prime factors.

Most popular turbo-numbers

9, 10, 3, 57, 920, 544, 9329, 1833, 20795, 37263, 391252, 702710, 2158023, 5401067, 60627001, 66715982, 347581021, 914086904, 36510205, 5628820112

Basic calculations (n = 20349728)

Multiplication

n×y
n×2 40699456
n×3 61049184
n×4 81398912
n×5 101748640

Division

n÷y
n÷2 10174864
n÷3 6783242.6666667
n÷3 5087432
n÷5 4069945.6

Exponentiation

ny
n2 414111429673984
n3 8.4270549555567E+21
n4 1.7148827618663E+29
n5 3.4897397755868E+36

Nth Root

y√n
2√n 4511.0672794805
3√n 273.01480775007
4√n 67.164479298812
5√n 28.954210120004

Divisors of 20349728

1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 90847, 181694, 363388, 635929, 726776, 1271858, 1453552, 2543716, 2907104, 5087432, 10174864, 20349728

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20349727
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20349728 can be divided by 24 positive divisors. The sum of these divisors (counting 20349728) is 1, the average is 0.041666666666667.

Base conversion 20349728

Base System Value
2 Binary 1001101101000001100100000
3 Ternary 1102021212120122
4 Quaternary 1031220030200
5 Quinary 20202142403
6 Senary 2004055412
8 Octal 115501440
10 Decimal 20349728
12 Duodecimal 6994568
16 Hexadecimal 1368320
20 Vigesimal 673e68
36 Base36 c45y8

Cryptographic Hash Functions

md5 d84032def00bbd4045afeffdac325b9e
sha1 6cf4b510f1c27e38d858c4dc565515cea1975dd2
sha256 41d9525e62c7ab7f6db32840b186d53ddd8e82863c673048a74d048fb5af300c
sha512 1e79ea0b30769b91f6c3376959bd92694d14faeac355a3272e43f9c439c77f73c64915dbdae9b2e5e7ebe584baeffbc3a99026e447a7a2050157fb1db52e823b
ripemd-160 5106ee47035079fc4106fc268991d86d683ee6c5

20349728 as geometric shapes

Circle

Radius = n
Diameter 40699456
Circumference 127861111.9747
Area 1.3009694252314E+15

Sphere

Radius = n
Volume 3.5299165253033E+22
Surface area 5.2038777009254E+15
Circumference 127861111.9747

Square

Length = n
Perimeter 81398912
Area 414111429673984
Diagonal 28778861.328204

Cube

Length = n
Surface area 2484668578043904
Volume 8.4270549555567E+21
Space diagonal 35246762.816207

Equilateral Triangle

Length = n
Perimeter 61049184
Area 1.7931550904758E+14
Altitude 17623381.408103

Triangular Pyramid

Length = n
Surface area 1.7931550904758E+14
Volume 9.9313795075097E+20
Height 9592953.7760678