138721607 is an odd 9-digits composite number following 138721606
and preceding 138721608 . In scientific notation, it is written as 1.38721607 × 10^8.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 137919576 positive integers (up to 138721607) that are relatively prime to 138721607.
138721607 has 4 divisors, whose sum is 139523640
The reverse of 138721607 is 706127831
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred thirty-eight million seven hundred twenty-one thousand six hundred seven
Scientific notation
1.38721607 × 10^8
Engineering notation
1.38721607 × 10^6
Prime Factorization
173 × 801859
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
138721607
Product of the distinct prime numbers
The prime factorization of 138721607 is 173 × 801859.
Since it has a total of 2 prime factors.
6 , 7 , 46 , 80 , 228 , 953 , 4935 , 7585 , 4501 , 21509 , 750409 , 860958 , 8322406 , 4162798 , 25555409 , 32304723 , 540685863 , 799421141 , 792018191 , 5834404095
n×2
277443214
n×3
416164821
n×4
554886428
n×5
693608035
n÷2
69360803.5
n÷3
46240535.666667
n÷3
34680401.75
n÷5
27744321.4
n2
19243684248662449
n3
2.669514803575E+24
n4
3.7031938346222E+32
n5
5.1371299977128E+40
2 √n
11778.013711997
3 √n
517.66408730823
4 √n
108.52655763451
5 √n
42.503904023296
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
-138721606
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 138721607 can be divided by 4 positive divisors.
The sum of these divisors (counting 138721607) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000010001001011100101000111
3
Ternary
100200000210021022
4
Quaternary
20101023211013
5
Quinary
241003042412
6
Senary
21433141355
8
Octal
1021134507
10
Decimal
138721607
12
Duodecimal
3a55a85b
16
Hexadecimal
844b947
20
Vigesimal
2370407
36
Base36
2ala9z
md5
b37ff285a740c514c5d5d2cf4e3e2b2d
sha1
bddea2c5162a8b8a6002262ee39b6b11d1a66c1f
sha256
dda625901632c11643e88344cefb2c0ea14dd386c7d67b519d40aca1c8acd8a1
sha512
859f7935174c2614ecf46c9ae9b50081bd099914bd4a7b8a95b8bd0a02ba074bb2bd717cc85bf362c95837f3bcb6d981911374868f95847beb88f56cb11ebc64
ripemd-160
03d132cb0437afd9e089bb515ffdacd8db7ab4da
Diameter
277443214
Circumference
871613562.89074
Area
6.04558170636E+16
Volume
1.1182037460747E+25
Surface area
2.418232682544E+17
Circumference
871613562.89074
Perimeter
554886428
Area
19243684248662449
Diagonal
196181978.01359
Surface area
115462105491974694
Volume
2.669514803575E+24
Space diagonal
240272871.4316
Perimeter
416164821
Area
8.3327597108741E+15
Altitude
120136435.7158
Surface area
8.3327597108741E+15
Volume
3.1460533668096E+23
Height
65393992.671197