138214985 is an odd 9-digits composite number following 138214984
and preceding 138214986 . In scientific notation, it is written as 1.38214985 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 110571984 positive integers (up to 138214985) that are relatively prime to 138214985.
138214985 has 4 divisors, whose sum is 165857988
The reverse of 138214985 is 589412831
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred thirty-eight million two hundred fourteen thousand nine hundred eighty-five
Scientific notation
1.38214985 × 10^8
Engineering notation
1.38214985 × 10^6
Prime Factorization
5 × 27642997
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
138214985
Product of the distinct prime numbers
The prime factorization of 138214985 is 5 × 27642997.
Since it has a total of 2 prime factors.
4 , 9 , 9 , 45 , 323 , 769 , 1280 , 1465 , 85894 , 54352 , 153973 , 205614 , 4046928 , 9943196 , 57260987 , 39129090 , 87538670 , 883102638 , 826149666 , 9224159322
n×2
276429970
n×3
414644955
n×4
552859940
n×5
691074925
n÷2
69107492.5
n÷3
46071661.666667
n÷3
34553746.25
n÷5
27642997
n2
19103382078550225
n3
2.6403736674361E+24
n4
3.6493920683907E+32
n5
5.0440066999175E+40
2 √n
11756.486932753
3 √n
517.03313554121
4 √n
108.42733480425
5 √n
42.472813064779
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
-138214984
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 138214985 can be divided by 4 positive divisors.
The sum of these divisors (counting 138214985) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000001111001111111001001001
3
Ternary
100122002001022112
4
Quaternary
20033033321021
5
Quinary
240340334420
6
Senary
21414232105
8
Octal
1017177111
10
Decimal
138214985
12
Duodecimal
3a355635
16
Hexadecimal
83cfe49
20
Vigesimal
233gh95
36
Base36
2aafd5
md5
9602d0b31f34753cad817fd173eca1cc
sha1
71b2bf40bf7e32ce8a1c0b40d28cdf6fcc7f3a38
sha256
9dfc73b2fdfe15c2392c560c627211aa68f9dec7ef7223b7e808a6f7e68c4674
sha512
0a61d2a0b214ade90ff94b585f82f19a20b0bfa8ef419469d0cda96cf6a0e2ad0565bdafe5665c4916e0123c69be12258cb62c5b14af3f915ae29ea51a1fc936
ripemd-160
98f68e3cab4327ab0b0406e7075978f55b02394b
Diameter
276429970
Circumference
868430362.98405
Area
6.0015044796692E+16
Volume
1.1059971355132E+25
Surface area
2.4006017918677E+17
Circumference
868430362.98405
Perimeter
552859940
Area
19103382078550225
Diagonal
195465506.31019
Surface area
114620292471301350
Volume
2.6403736674361E+24
Space diagonal
239395376.38737
Perimeter
414644955
Area
8.2720070891124E+15
Altitude
119697688.19369
Surface area
8.2720070891124E+15
Volume
3.1117102085174E+23
Height
65155168.770065