20138898 (number)

20138898 is an even 8-digits composite number following 20138897 and preceding 20138899. In scientific notation, it is written as 2.0138898 × 10^7. The sum of its digits is 39. It has a total of 6 prime factors and 64 positive divisors. There are 5769792 positive integers (up to 20138898) that are relatively prime to 20138898.

Interesting facts

Basic properties

Name

Name twenty million one hundred thirty-eight thousand eight hundred ninety-eight

Notation

Scientific notation 2.0138898 × 10^7
Engineering notation 2.0138898 × 10^6

Prime Factorization of 20138898

Prime Factorization 2 × 3 × 19 × 107 × 13 × 127

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 20138898
Product of the distinct prime numbers

The prime factorization of 20138898 is 2 × 3 × 19 × 107 × 13 × 127. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20138898)

Multiplication

n×y
n×2 40277796
n×3 60416694
n×4 80555592
n×5 100694490

Division

n÷y
n÷2 10069449
n÷3 6712966
n÷3 5034724.5
n÷5 4027779.6

Exponentiation

ny
n2 405575212654404
n3 8.1678378389754E+21
n4 1.6449125311967E+29
n5 3.3126725684691E+36

Nth Root

y√n
2√n 4487.6383544132
3√n 272.06869120078
4√n 66.98983769508
5√n 28.893964872086

Divisors of 20138898

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20138897
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20138898 can be divided by 64 positive divisors. The sum of these divisors (counting 20138898) is 1, the average is 0.015625.

Base conversion 20138898

Base System Value
2 Binary 1001100110100101110010010
3 Ternary 1101220011101010
4 Quaternary 1030310232102
5 Quinary 20123421043
6 Senary 1555351350
8 Octal 114645622
10 Decimal 20138898
12 Duodecimal 68b2556
16 Hexadecimal 1334b92
20 Vigesimal 65h74i
36 Base36 bzn9u

Cryptographic Hash Functions

md5 49172906cd6eab428f3a74df27636bba
sha1 7e3d6b11efed2d1efcd279147b6678d2eccac8c7
sha256 2335053e007c21c74e6471fbae07f3c34bc9168c0f6bf4e2919d0478ca96f17a
sha512 d422046a22893644db530209478dd2529a2d0b1756ade1503571a93342c6c1af1b7a3d08289860a924d36da397e075df2aac95ec1c432dca3550b3eb7bbcd5a6
ripemd-160 6bece946c88c058b746c636b3268cff8aa420eaa

20138898 as geometric shapes

Circle

Radius = n
Diameter 40277796
Circumference 126536428.01639
Area 1.2741521085532E+15

Sphere

Radius = n
Volume 3.4213359134184E+22
Surface area 5.0966084342128E+15
Circumference 126536428.01639

Square

Length = n
Perimeter 80555592
Area 405575212654404
Diagonal 28480702.682848

Cube

Length = n
Surface area 2433451275926424
Volume 8.1678378389754E+21
Space diagonal 34881594.544447

Equilateral Triangle

Length = n
Perimeter 60416694
Area 1.7561921865199E+14
Altitude 17440797.272224

Triangular Pyramid

Length = n
Surface area 1.7561921865199E+14
Volume 9.6258892059526E+20
Height 9493567.5609495