138968903 is an odd 9-digits composite number following 138968902
and preceding 138968904 . In scientific notation, it is written as 1.38968903 × 10^8.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 138901560 positive integers (up to 138968903) that are relatively prime to 138968903.
138968903 has 4 divisors, whose sum is 139036248
The reverse of 138968903 is 309869831
Previous prime number is 2131
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred thirty-eight million nine hundred sixty-eight thousand nine hundred three
Scientific notation
1.38968903 × 10^8
Engineering notation
1.38968903 × 10^6
Prime Factorization
2131 × 65213
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
138968903
Product of the distinct prime numbers
The prime factorization of 138968903 is 2131 × 65213.
Since it has a total of 2 prime factors.
9 , 3 , 10 , 42 , 697 , 882 , 3869 , 8851 , 15746 , 72029 , 247206 , 651592 , 1939177 , 4602263 , 40463629 , 33850248 , 210449374 , 822381000 , 6194966348 , 7163556544
n×2
277937806
n×3
416906709
n×4
555875612
n×5
694844515
n÷2
69484451.5
n÷3
46322967.666667
n÷3
34742225.75
n÷5
27793780.6
n2
19312356001023409
n3
2.6838169278077E+24
n4
3.7296709431026E+32
n5
5.1830827951395E+40
2 √n
11788.507242225
3 √n
517.97151421297
4 √n
108.57489231966
5 √n
42.519047386408
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
-138968902
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 138968903 can be divided by 4 positive divisors.
The sum of these divisors (counting 138968903) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000010010000111111101000111
3
Ternary
100200111100111102
4
Quaternary
20102013331013
5
Quinary
241034001103
6
Senary
21442330315
8
Octal
1022077507
10
Decimal
138968903
12
Duodecimal
3a65999b
16
Hexadecimal
8487f47
20
Vigesimal
238b253
36
Base36
2aql3b
md5
57ad5cbbb562ab664a45d8c3f781f475
sha1
d8dad5d9805e2cebac35543334790469788d6eb8
sha256
fdae1d8f7f726430cc5bc08caf5968928b6a81f3b96922b977019634079e243b
sha512
3bdf65e51ef0badc515441b97f49cfecd5d1681efd11b38d4f6adb781505c5d14fc83e0a0ca57d844a99ea23055ea3f92453660d9d152e1d77c17387a14e0043
ripemd-160
8927db1d084ebae7f2b2eed150f5cf1e3ebe585b
Diameter
277937806
Circumference
873167369.48447
Area
6.0671555736326E+16
Volume
1.1241946058641E+25
Surface area
2.426862229453E+17
Circumference
873167369.48447
Perimeter
555875612
Area
19312356001023409
Diagonal
196531707.37071
Surface area
115874136006140454
Volume
2.6838169278077E+24
Space diagonal
240701200.66811
Perimeter
416906709
Area
8.3624954519076E+15
Altitude
120350600.33406
Surface area
8.3624954519076E+15
Volume
3.1629085818601E+23
Height
65510569.12357