20149428 (number)

20149428 is an even 8-digits composite number following 20149427 and preceding 20149429. In scientific notation, it is written as 2.0149428 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 48 positive divisors. There are 6161664 positive integers (up to 20149428) that are relatively prime to 20149428.

Interesting facts

Basic properties

Name

Name twenty million one hundred forty-nine thousand four hundred twenty-eight

Notation

Scientific notation 2.0149428 × 10^7
Engineering notation 2.0149428 × 10^6

Prime Factorization of 20149428

Prime Factorization 2 × 2 × 3 × 13 × 227 × 569

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 10074714
Product of the distinct prime numbers

The prime factorization of 20149428 is 2 × 2 × 3 × 13 × 227 × 569. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20149428)

Multiplication

n×y
n×2 40298856
n×3 60448284
n×4 80597712
n×5 100747140

Division

n÷y
n÷2 10074714
n÷3 6716476
n÷3 5037357
n÷5 4029885.6

Exponentiation

ny
n2 405999448727184
n3 8.1806566601681E+21
n4 1.6483555236678E+29
n5 3.3213420942546E+36

Nth Root

y√n
2√n 4488.8114239741
3√n 272.11610167551
4√n 66.998592701445
5√n 28.896985790472

Divisors of 20149428

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 -20149427
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 20149428 can be divided by 48 positive divisors. The sum of these divisors (counting 20149428) is 1, the average is 0.020833333333333.

Base conversion 20149428

Base System Value
2 Binary 1001100110111010010110100
3 Ternary 1101220200211010
4 Quaternary 1030313102310
5 Quinary 20124240203
6 Senary 1555512220
8 Octal 114672264
10 Decimal 20149428
12 Duodecimal 68b8670
16 Hexadecimal 13374b4
20 Vigesimal 65idb8
36 Base36 bzvec

Cryptographic Hash Functions

md5 e5af45142317850574588b6668777928
sha1 65edd392e46174ab852396dc389206ed68dcb9dd
sha256 a15170739784aece6bb49088be44e7979254231adec16063d61ccee032a0cee2
sha512 827df14f5778a03648855cd10faa4a70c81a05130973faf080e21da0f99965753d90c8ed2888cc94644bcccb0dee2f856314bdde25bfd3ce1690c88bc555b002
ripemd-160 f2851a16bc499025127566c6ad1c0ad4fc7d23a8

20149428 as geometric shapes

Circle

Radius = n
Diameter 40298856
Circumference 126602589.95767
Area 1.2754848854828E+15

Sphere

Radius = n
Volume 3.4267054486833E+22
Surface area 5.1019395419313E+15
Circumference 126602589.95767

Square

Length = n
Perimeter 80597712
Area 405999448727184
Diagonal 28495594.35166

Cube

Length = n
Surface area 2435996692363104
Volume 8.1806566601681E+21
Space diagonal 34899833.039451

Equilateral Triangle

Length = n
Perimeter 60448284
Area 1.7580291826011E+14
Altitude 17449916.519725

Triangular Pyramid

Length = n
Surface area 1.7580291826011E+14
Volume 9.6409963316062E+20
Height 9498531.4505534