138366905 is an odd 9-digits composite number following 138366904
and preceding 138366906 . In scientific notation, it is written as 1.38366905 × 10^8.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 108119088 positive integers (up to 138366905) that are relatively prime to 138366905.
138366905 has 8 divisors, whose sum is 169901952
The reverse of 138366905 is 509663831
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred thirty-eight million three hundred sixty-six thousand nine hundred five
Scientific notation
1.38366905 × 10^8
Engineering notation
1.38366905 × 10^6
Prime Factorization
5 × 43 × 643567
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138366905
Product of the distinct prime numbers
The prime factorization of 138366905 is 5 × 43 × 643567.
Since it has a total of 3 prime factors.
5 , 2 , 43 , 94 , 991 , 176 , 8377 , 3843 , 55790 , 37262 , 249562 , 478125 , 4713566 , 486624 , 46075539 , 27542459 , 730447993 , 994865510 , 1481450815 , 9360650637
n×2
276733810
n×3
415100715
n×4
553467620
n×5
691834525
n÷2
69183452.5
n÷3
46122301.666667
n÷3
34591726.25
n÷5
27673381
n2
19145400399279025
n3
2.649089798234E+24
n4
3.6654635644871E+32
n5
5.0717884880835E+40
2 √n
11762.946272087
3 √n
517.22249974742
4 √n
108.45711720347
5 √n
42.482145822321
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
-138366904
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 138366905 can be divided by 8 positive divisors.
The sum of these divisors (counting 138366905) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000001111110100111110111001
3
Ternary
100122100202201012
4
Quaternary
20033310332321
5
Quinary
240410220110
6
Senary
21421403305
8
Octal
1017647671
10
Decimal
138366905
12
Duodecimal
3a409535
16
Hexadecimal
83f4fb9
20
Vigesimal
234fh55
36
Base36
2adol5
md5
03fb57cfc850933bc686548f25692284
sha1
e886d1666a4e42fdb5514c7e9d9b8057f70ae6a2
sha256
40bc17e2803adaa5b53840b612fbc196c133aea01ad4fc8da0784dac40918adf
sha512
fd0f6950f6db0da1e38f8abfdd0780de863a862f55554822503ebe08399c13838d4b3572538e113d3e8674ecd6b202464a08233bf0c5189fb0b6bb499933a671
ripemd-160
d26f4b97ce68766cce2114c1c9b3779b092209f9
Diameter
276733810
Circumference
869384904.49591
Area
6.014704924441E+16
Volume
1.1096481398442E+25
Surface area
2.4058819697764E+17
Circumference
869384904.49591
Perimeter
553467620
Area
19145400399279025
Diagonal
195680353.63459
Surface area
114872402395674150
Volume
2.649089798234E+24
Space diagonal
239658509.54606
Perimeter
415100715
Area
8.2902015557002E+15
Altitude
119829254.77303
Surface area
8.2902015557002E+15
Volume
3.1219822671723E+23
Height
65226784.544863