138984907 is an odd 9-digits composite number following 138984906
and preceding 138984908 . In scientific notation, it is written as 1.38984907 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 134038464 positive integers (up to 138984907) that are relatively prime to 138984907.
138984907 has 8 divisors, whose sum is 143942400
The reverse of 138984907 is 709489831
Previous prime number is 1087
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred thirty-eight million nine hundred eighty-four thousand nine hundred seven
Scientific notation
1.38984907 × 10^8
Engineering notation
1.38984907 × 10^6
Prime Factorization
29 × 1087 × 4409
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138984907
Product of the distinct prime numbers
The prime factorization of 138984907 is 29 × 1087 × 4409.
Since it has a total of 3 prime factors.
8 , 7 , 86 , 33 , 547 , 968 , 7768 , 3129 , 72823 , 56609 , 364249 , 130972 , 9588260 , 792627 , 6319279 , 2285060 , 710908628 , 205663406 , 9941510023 , 7433042078
n×2
277969814
n×3
416954721
n×4
555939628
n×5
694924535
n÷2
69492453.5
n÷3
46328302.333333
n÷3
34746226.75
n÷5
27796981.4
n2
19316804373798649
n3
2.6847442594296E+24
n4
3.7313893121561E+32
n5
5.186067965308E+40
2 √n
11789.186019399
3 √n
517.99139707342
4 √n
108.57801812245
5 √n
42.520026660872
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
-138984906
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 138984907 can be divided by 8 positive divisors.
The sum of these divisors (counting 138984907) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010010001011110111001011
3
Ternary
100200112011110011
4
Quaternary
20102023313023
5
Quinary
241040004112
6
Senary
21442532351
8
Octal
1022136713
10
Decimal
138984907
12
Duodecimal
3a6670b7
16
Hexadecimal
848bdcb
20
Vigesimal
238d257
36
Base36
2aqxfv
md5
52862c7564d52d29a49b3a84f6bd2e53
sha1
9ff871929b9a6f818a18051b6844ebb9dd284363
sha256
e62d90d78652e2c63528392c0457897cd9333d26b19c616ce9b5093a1c1a42bd
sha512
cf258e649049677d9b49aaff92e5aa1826497691ec0883bef6043caea940fcf984f07947e375e84f687d5df30f727e8c61d04358b8837938031a1034f7c70849
ripemd-160
7c553c0e724e2a19634744462651fc7f269d8781
Diameter
277969814
Circumference
873267925.58212
Area
6.0685530711557E+16
Volume
1.1245830456255E+25
Surface area
2.4274212284623E+17
Circumference
873267925.58212
Perimeter
555939628
Area
19316804373798649
Diagonal
196554340.44456
Surface area
115900826242791894
Volume
2.6847442594296E+24
Space diagonal
240728920.40924
Perimeter
416954721
Area
8.364421653822E+15
Altitude
120364460.20462
Surface area
8.364421653822E+15
Volume
3.1640014526572E+23
Height
65518113.481521