138840209 (number)

138840209 is an odd 9-digits composite number following 138840208 and preceding 138840210. In scientific notation, it is written as 1.38840209 × 10^8. The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors. There are 131751360 positive integers (up to 138840209) that are relatively prime to 138840209.

Interesting facts

Basic properties

Name

Name one hundred thirty-eight million eight hundred forty thousand two hundred nine

Notation

Scientific notation 1.38840209 × 10^8
Engineering notation 1.38840209 × 10^6

Prime Factorization of 138840209

Prime Factorization 3713 × 61 × 613

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 138840209
Product of the distinct prime numbers

The prime factorization of 138840209 is 3713 × 61 × 613. Since it has a total of 3 prime factors.

Most popular turbo-numbers

6, 7, 90, 91, 90, 638, 6097, 990, 43259, 46696, 761419, 317218, 2544800, 9058272, 43285759, 37700538, 783989334, 327688046, 4589430051, 9069691828

Basic calculations (n = 138840209)

Multiplication

n×y
n×2 277680418
n×3 416520627
n×4 555360836
n×5 694201045

Division

n÷y
n÷2 69420104.5
n÷3 46280069.666667
n÷3 34710052.25
n÷5 27768041.8

Exponentiation

ny
n2 19276603635163681
n3 2.6763676775163E+24
n4 3.7158744770721E+32
n5 5.1591278901445E+40

Nth Root

y√n
2√n 11783.047526001
3√n 517.81157336223
4√n 108.54974678
5√n 42.51116940185

Divisors of 138840209

1, 61, 613, 3713, 37393, 226493, 2276069, 138840209

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -138840208
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 138840209 can be divided by 8 positive divisors. The sum of these divisors (counting 138840209) is 1, the average is 0.125.

Base conversion 138840209

Base System Value
2 Binary 1000010001101000100010010001
3 Ternary 100200020210221222
4 Quaternary 20101220202101
5 Quinary 241020341314
6 Senary 21435454425
8 Octal 1021504221
10 Decimal 138840209
12 Duodecimal 3a5b7415
16 Hexadecimal 8468891
20 Vigesimal 237f0a9
36 Base36 2antsh

Cryptographic Hash Functions

md5 61625fed8cd22b90ab8a4a62af494318
sha1 f1adefe317f8b3c58f4aeeae46c4cdc85f24563d
sha256 d0c52ee9ff81c1e3431231f520c7ac4da8ca0507758c40df5fec4a27bbbc0036
sha512 fd78b8a0a3e05050fd5dbda0d03d8f7605c8d1c91899828fe6883181e64adb793cc5de61ac2fd09938a9f66f4c14e110336156295efc60c6d96dc4680b8092c1
ripemd-160 6563d1d9d917a97eef3117cf0c7250b8eb56e4ef

138840209 as geometric shapes

Circle

Radius = n
Diameter 277680418
Circumference 872358761.23454
Area 6.0559236366393E+16

Sphere

Radius = n
Volume 1.1210742711987E+25
Surface area 2.4223694546557E+17
Circumference 872358761.23454

Square

Length = n
Perimeter 555360836
Area 19276603635163681
Diagonal 196349706.57052

Cube

Length = n
Surface area 115659621810982086
Volume 2.6763676775163E+24
Space diagonal 240478296.12148

Equilateral Triangle

Length = n
Perimeter 416520627
Area 8.3470142233676E+15
Altitude 120239148.06074

Triangular Pyramid

Length = n
Surface area 8.3470142233676E+15
Volume 3.1541295562004E+23
Height 65449902.190172