138185811 is an odd 9-digits composite number following 138185810
and preceding 138185812 . In scientific notation, it is written as 1.38185811 × 10^8.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 92123856 positive integers (up to 138185811) that are relatively prime to 138185811.
138185811 has 4 divisors, whose sum is 143303832
The reverse of 138185811 is 118581831
Previous prime number is 27
Is Prime? no Number parity odd Number length 9 Sum of Digits 36 Digital Root 9
Name
one hundred thirty-eight million one hundred eighty-five thousand eight hundred eleven
Scientific notation
1.38185811 × 10^8
Engineering notation
1.38185811 × 10^6
Prime Factorization
27 × 5117993
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
138185811 Product of the distinct prime numbers
The prime factorization of 138185811 is 27 × 5117993.
Since it has a total of 2 prime factors.
1 , 4 , 86 , 66 , 938 , 313 , 9211 , 6383 , 4905 , 97583 , 306250 , 331877 , 5837444 , 9723841 , 25195375 , 15363158 , 788120701 , 11685180 , 2543935748 , 2186039004
n×2
276371622
n×3
414557433
n×4
552743244
n×5
690929055
n÷2
69092905.5
n÷3
46061937
n÷3
34546452.75
n÷5
27637162.2
n2
19095318361727721
n3
2.6387020541185E+24
n4
3.6463118333574E+32
n5
5.0386855785138E+40
2 √n11755.246105463
3 √n516.99675505248
4 √n108.42161272303
5 √n42.471019906852
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-138185810 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138185811 can be divided by 4 positive divisors.
The sum of these divisors (counting 138185811) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000001111001000110001010011
3
Ternary
100122000120022000
4
Quaternary
20033020301103
5
Quinary
240333421221
6
Senary
21413445043
8
Octal
1017106123
10
Decimal
138185811
12
Duodecimal
3a340783
16
Hexadecimal
83c8c53
20
Vigesimal
233d4ab
36
Base36
2a9sur
md5
ca8aee378ff6a0b197dbbd29e9d755d8
sha1
132e534f6893c88922cca198e1403529c2c0d5c6
sha256
9c5809bcb738b79426571f23b37d93e483a1582dc228768c9913736d78cd6a1b
sha512
84cf6e71b653dc59ec7fd66fb45289f07ab1217eef84e3ec6a2508cd86bd9137243184edbd9b456041efb2e2a4175e1d9dfdff91c8bc3135c7aed171be761fef
ripemd-160
3e1d349e518313593feb3b827fceaa883a579c9d
Diameter
276371622
Circumference
868247057.3359
Area
5.9989711883162E+16
Volume
1.1052969317641E+25
Surface area
2.3995884753265E+17
Circumference
868247057.3359
Perimeter
552743244
Area
19095318361727721
Diagonal
195424248.04373
Surface area
114571910170366326
Volume
2.6387020541185E+24
Space diagonal
239344845.53711
Perimeter
414557433
Area
8.2685153973038E+15
Altitude
119672422.76856
Surface area
8.2685153973038E+15
Volume
3.1097401933301E+23
Height
65141416.014575