138996904 is an even 9-digits composite number following 138996903
and preceding 138996905 . In scientific notation, it is written as 1.38996904 × 10^8.
The sum of its digits is 49. It has a total of 5 prime factors and 16 positive divisors.
There are 69377712 positive integers (up to 138996904) that are relatively prime to 138996904.
138996904 has 16 divisors, whose sum is 261072000
The reverse of 138996904 is 409699831
Previous prime number is 587
Is Prime? no
Number parity even
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred thirty-eight million nine hundred ninety-six thousand nine hundred four
Scientific notation
1.38996904 × 10^8
Engineering notation
1.38996904 × 10^6
Prime Factorization
2 × 2 × 2 × 587 × 29599
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
34749226
Product of the distinct prime numbers
The prime factorization of 138996904 is 2 × 2 × 2 × 587 × 29599.
Since it has a total of 5 prime factors.
5 , 3 , 88 , 77 , 193 , 1 , 675 , 4830 , 66301 , 23446 , 385098 , 962811 , 375151 , 3550262 , 28971049 , 25055049 , 774090681 , 5241358 , 1296446068 , 2619533137
n×2
277993808
n×3
416990712
n×4
555987616
n×5
694984520
n÷2
69498452
n÷3
46332301.333333
n÷3
34749226
n÷5
27799380.8
n2
19320139321585216
n3
2.685439550549E+24
n4
3.7326778340546E+32
n5
5.1883066256302E+40
2 √n
11789.694822174
3 √n
518.00630076364
4 √n
108.58036112564
5 √n
42.520760690428
1 , 2 , 4 , 8 , 587 , 1174 , 2348 , 4696 , 29599 , 59198 , 118396 , 236792 , 17374613 , 34749226 , 69498452 , 138996904
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138996903
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138996904 can be divided by 16 positive divisors.
The sum of these divisors (counting 138996904) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000010010001110110010101000
3
Ternary
100200112202220111
4
Quaternary
20102032302220
5
Quinary
241040400104
6
Senary
21443104104
8
Octal
1022166250
10
Decimal
138996904
12
Duodecimal
3a672034
16
Hexadecimal
848eca8
20
Vigesimal
238ec54
36
Base36
2ar6p4
md5
cfb1701540c2292a71a59f2ca6781cbe
sha1
0030ad021e6a51b0da0c8928edd67fbd166a2a15
sha256
0298dcc63bbfc889a0613dbbda752a35e16cda98cb73ce7c21ef0dc3528b19b9
sha512
716f910f1e0e5d15a26b97a3eb7e288839e5a50e14ceadfa5e133e91b4ea0d563c22ce169cc1adff65f74962a6eb759094f237fe96d14b569d15a28e36812f2e
ripemd-160
6cae0b3daed74da0d07d842d5973b7256a1f42da
Diameter
277993808
Circumference
873343304.95625
Area
6.0696007759023E+16
Volume
1.1248742884886E+25
Surface area
2.4278403103609E+17
Circumference
873343304.95625
Perimeter
555987616
Area
19320139321585216
Diagonal
196571306.76467
Surface area
115920835929511296
Volume
2.685439550549E+24
Space diagonal
240749699.82277
Perimeter
416990712
Area
8.3658657285737E+15
Altitude
120374849.91139
Surface area
8.3658657285737E+15
Volume
3.1648208610996E+23
Height
65523768.921557