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 4 prime factors and 16 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 61 × 47 × 79 × 613

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 138840209
Product of the distinct prime numbers

The prime factorization of 138840209 is 61 × 47 × 79 × 613. Since it has a total of 4 prime factors.

Most popular turbo-numbers

2, 8, 1, 76, 870, 415, 1262, 2790, 27992, 55745, 993687, 506035, 7701979, 3741625, 56338793, 24750712, 913936789, 453921823, 6503277465, 2742092507

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, 47, 61, 79, 613, 2867, 3713, 4819, 28811, 37393, 48427, 226493, 1757471, 2276069, 2954047, 138840209

16 divisors

τ Total Divisors 16
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 0.0625
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 16
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 16 positive divisors. The sum of these divisors (counting 138840209) is 1, the average is 0.0625.

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