138185855 is an odd 9-digits composite number following 138185854
and preceding 138185856 . In scientific notation, it is written as 1.38185855 × 10^8.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 110382688 positive integers (up to 138185855) that are relatively prime to 138185855.
138185855 has 8 divisors, whose sum is 166072032
The reverse of 138185855 is 558581831
Previous prime number is 677
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred thirty-eight million one hundred eighty-five thousand eight hundred fifty-five
Scientific notation
1.38185855 × 10^8
Engineering notation
1.38185855 × 10^6
Prime Factorization
5 × 677 × 40823
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138185855
Product of the distinct prime numbers
The prime factorization of 138185855 is 5 × 677 × 40823.
Since it has a total of 3 prime factors.
3 , 2 , 5 , 62 , 56 , 230 , 8094 , 7758 , 55465 , 30919 , 73413 , 240942 , 2114075 , 9066614 , 4878061 , 41091017 , 619126756 , 237626737 , 2836718063 , 4137573626
n×2
276371710
n×3
414557565
n×4
552743420
n×5
690929275
n÷2
69092927.5
n÷3
46061951.666667
n÷3
34546463.75
n÷5
27637171
n2
19095330522081025
n3
2.6387045747014E+24
n4
3.6463164774752E+32
n5
5.038693600405E+40
2 √n
11755.247976968
3 √n
516.99680992511
4 √n
108.42162135371
5 √n
42.471022611507
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
-138185854
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 138185855 can be divided by 8 positive divisors.
The sum of these divisors (counting 138185855) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000001111001000110001111111
3
Ternary
100122000120100122
4
Quaternary
20033020301333
5
Quinary
240333421410
6
Senary
21413445155
8
Octal
1017106177
10
Decimal
138185855
12
Duodecimal
3a3407bb
16
Hexadecimal
83c8c7f
20
Vigesimal
233d4cf
36
Base36
2a9svz
md5
203de98c06363f8d382ac5bc66efa549
sha1
fad98c2582d9a39720c6fc52a1cdc039891bc7ee
sha256
ac2f9f86c0e1c675721dfdb05016af5fd92c473652405e462733dae07d606189
sha512
f08ded1e202ac5ea59c66897e6ac71cd9ddc083d459f63ab3463636b0982f29d448b42068c9259cd51db5583777543e6af482181257aa7115d0d51bd2e17c24c
ripemd-160
d08f04ad46e684f1ac2e09f1fd8ee34e26349c0b
Diameter
276371710
Circumference
868247333.79605
Area
5.9989750086039E+16
Volume
1.1052979875834E+25
Surface area
2.3995900034415E+17
Circumference
868247333.79605
Perimeter
552743420
Area
19095330522081025
Diagonal
195424310.26912
Surface area
114571983132486150
Volume
2.6387045747014E+24
Space diagonal
239344921.74735
Perimeter
414557565
Area
8.2685206628913E+15
Altitude
119672460.87367
Surface area
8.2685206628913E+15
Volume
3.1097431638655E+23
Height
65141436.756374