138758418 is an even 9-digits composite number following 138758417
and preceding 138758419 . In scientific notation, it is written as 1.38758418 × 10^8.
The sum of its digits is 45. It has a total of 5 prime factors and 32 positive divisors.
There are 44413920 positive integers (up to 138758418) that are relatively prime to 138758418.
138758418 has 32 divisors, whose sum is 240576000
The reverse of 138758418 is 814857831
Previous prime number is 1789
Is Prime? no Number parity even Number length 9 Sum of Digits 45 Digital Root 9
Name
one hundred thirty-eight million seven hundred fifty-eight thousand four hundred eighteen
Scientific notation
1.38758418 × 10^8
Engineering notation
1.38758418 × 10^6
Prime Factorization
2 × 9 × 31 × 1789 × 139
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
138758418 Product of the distinct prime numbers
The prime factorization of 138758418 is 2 × 9 × 31 × 1789 × 139.
Since it has a total of 5 prime factors.
3 , 10 , 66 , 60 , 159 , 445 , 4099 , 4280 , 75674 , 26065 , 642817 , 258711 , 9954861 , 6429363 , 37714668 , 59241516 , 169893611 , 73597234 , 2159263654 , 8392299355
n×2
277516836
n×3
416275254
n×4
555033672
n×5
693792090
n÷2
69379209
n÷3
46252806
n÷3
34689604.5
n÷5
27751683.6
n2
19253898565862724
n3
2.6716405053316E+24
n4
3.7071260998453E+32
n5
5.1439495294104E+40
2 √n11779.57630817
3 √n517.70987216671
4 √n108.53375653763
5 √n42.506159540945
1 , 2 , 9 , 18 , 31 , 62 , 139 , 278 , 279 , 558 , 1251 , 1789 , 2502 , 3578 , 4309 , 8618 , 16101 , 32202 , 38781 , 55459 , 77562 , 110918 , 248671 , 497342 , 499131 , 998262 , 2238039 , 4476078 , 7708801 , 15417602 , 69379209 , 138758418
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-138758417 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138758418 can be divided by 32 positive divisors.
The sum of these divisors (counting 138758418) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1000010001010100100100010010
3
Ternary
100200002122202200
4
Quaternary
20101110210102
5
Quinary
241010232133
6
Senary
21434024030
8
Octal
1021244422
10
Decimal
138758418
12
Duodecimal
3a578016
16
Hexadecimal
8454912
20
Vigesimal
2374g0i
36
Base36
2am2oi
md5
2c9a39c34f48c76728754f200eab8178
sha1
607f38a5fb2e088f9af3128445e338bf460806d4
sha256
9bc2fa131f0382a61102e8fac58a6337d1f852c4c4febf89f7e6bdba1db6d0ed
sha512
59acf4fe961dee4a50e5b5f976e4558393c003766bb7a12459c4d0110248d4ff02c44bcfccc57e797973bbeb4be5423828ab35035e059775b5e1d7c9cc02fae9
ripemd-160
f380bf6cc69cac94772842311b32528c4b11902a
Diameter
277516836
Circumference
871844853.22508
Area
6.0487906287477E+16
Volume
1.1190941579443E+25
Surface area
2.4195162514991E+17
Circumference
871844853.22508
Perimeter
555033672
Area
19253898565862724
Diagonal
196234036.62903
Surface area
115523391395176344
Volume
2.6716405053316E+24
Space diagonal
240336629.95388
Perimeter
416275254
Area
8.3371826399629E+15
Altitude
120168314.97694
Surface area
8.3371826399629E+15
Volume
3.1485585303544E+23
Height
65411345.543012