18898428 (number)

18898428 is an even 8-digits composite number following 18898427 and preceding 18898429. In scientific notation, it is written as 1.8898428 × 10^7. The sum of its digits is 48. It has a total of 4 prime factors and 12 positive divisors. There are 6299472 positive integers (up to 18898428) that are relatively prime to 18898428.

Interesting facts

Basic properties

Name

Name eighteen million eight hundred ninety-eight thousand four hundred twenty-eight

Notation

Scientific notation 1.8898428 × 10^7
Engineering notation 1.8898428 × 10^6

Prime Factorization of 18898428

Prime Factorization 2 × 2 × 3 × 1574869

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 9449214
Product of the distinct prime numbers

The prime factorization of 18898428 is 2 × 2 × 3 × 1574869. Since it has a total of 4 prime factors.

Most popular turbo-numbers

3, 7, 43, 11, 353, 851, 4980, 3911, 70600, 86967, 587375, 823178, 5582606, 8203257, 27531376, 38967170, 865141084, 171780303, 9748220130, 4069358227

Basic calculations (n = 18898428)

Multiplication

n×y
n×2 37796856
n×3 56695284
n×4 75593712
n×5 94492140

Division

n÷y
n÷2 9449214
n÷3 6299476
n÷3 4724607
n÷5 3779685.6

Exponentiation

ny
n2 357150580871184
n3 6.7495845377522E+21
n4 1.2755653741662E+29
n5 2.4106180382974E+36

Nth Root

y√n
2√n 4347.2322229207
3√n 266.36381521172
4√n 65.933543988782
5√n 28.528907184076

Divisors of 18898428

1, 2, 3, 4, 6, 12, 1574869, 3149738, 4724607, 6299476, 9449214, 18898428

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -18898427
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 18898428 can be divided by 12 positive divisors. The sum of these divisors (counting 18898428) is 1, the average is 0.083333333333333.

Base conversion 18898428

Base System Value
2 Binary 1001000000101110111111100
3 Ternary 1022120010202210
4 Quaternary 1020011313330
5 Quinary 14314222203
6 Senary 1513020420
8 Octal 110056774
10 Decimal 18898428
12 Duodecimal 63b4710
16 Hexadecimal 1205dfc
20 Vigesimal 5i2618
36 Base36 b924c

Cryptographic Hash Functions

md5 9178b8cfc858c942a99dad48fa75b4ce
sha1 6414bdcca0587e1e5420a5768ec2d3409224a1ab
sha256 e7c885c84b2d09fcb8848955936bd994b37d90802fdd4076fc7f7e96152e34cd
sha512 eef56c0e72c216a8fabf5f679a0d6b73ecf646a62950cf5a5ec18aab57b2c1fe531a00b9840091db571ec1966c3cf2042d398241bb3581d08bb66c0ee80dc975
ripemd-160 3509631576a6ff23d56eb864041e777533bb79ff

18898428 as geometric shapes

Circle

Radius = n
Diameter 37796856
Circumference 118742325.13839
Area 1.1220216410902E+15

Sphere

Radius = n
Volume 2.8272593598114E+22
Surface area 4.488086564361E+15
Circumference 118742325.13839

Square

Length = n
Perimeter 75593712
Area 357150580871184
Diagonal 26726413.185131

Cube

Length = n
Surface area 2142903485227104
Volume 6.7495845377522E+21
Space diagonal 32733037.479182

Equilateral Triangle

Length = n
Perimeter 56695284
Area 1.5465073800541E+14
Altitude 16366518.739591

Triangular Pyramid

Length = n
Surface area 1.5465073800541E+14
Volume 7.9544616613941E+20
Height 8908804.3950438