138331491 is an odd 9-digits composite number following 138331490
and preceding 138331492 . In scientific notation, it is written as 1.38331491 × 10^8.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 92172672 positive integers (up to 138331491) that are relatively prime to 138331491.
138331491 has 8 divisors, whose sum is 184538640
The reverse of 138331491 is 194133831
Previous prime number is 2089
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 33
Digital Root 6
Name
one hundred thirty-eight million three hundred thirty-one thousand four hundred ninety-one
Scientific notation
1.38331491 × 10^8
Engineering notation
1.38331491 × 10^6
Prime Factorization
3 × 2089 × 22073
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138331491
Product of the distinct prime numbers
The prime factorization of 138331491 is 3 × 2089 × 22073.
Since it has a total of 3 prime factors.
9 , 5 , 97 , 38 , 324 , 691 , 1699 , 1969 , 38935 , 37894 , 302017 , 553849 , 7619510 , 8510512 , 61831921 , 92803743 , 465733945 , 117149784 , 8505813294 , 6930655913
n×2
276662982
n×3
414994473
n×4
553325964
n×5
691657455
n÷2
69165745.5
n÷3
46110497
n÷3
34582872.75
n÷5
27666298.2
n2
19135601402283081
n3
2.6470562731595E+24
n4
3.6617124102706E+32
n5
5.0653013732593E+40
2 √n
11761.440855609
3 √n
517.17836954032
4 √n
108.45017683531
5 √n
42.479971000592
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
-138331490
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 138331491 can be divided by 8 positive divisors.
The sum of these divisors (counting 138331491) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000001111101100010101100011
3
Ternary
100122021222010120
4
Quaternary
20033230111203
5
Quinary
240403101431
6
Senary
21420531323
8
Octal
1017542543
10
Decimal
138331491
12
Duodecimal
3a3b0b43
16
Hexadecimal
83ec563
20
Vigesimal
234b8eb
36
Base36
2acx9f
md5
63dd3df87f5c4695ef50be016965b7d7
sha1
858708fa8170a41c0fae143bbad18f7c16cf3f27
sha256
637b2fc7901bca56b8b4f8218af8769024fe8f0a5e1ce7a9453ba134ae7be27d
sha512
193133f62b2ad7be34b784861d3cfb556f8fc63558c9c1fb528a03d2b2c5a4e5d69b2f6bf2f22c268caba4f62715bb1bad4964330891ebd77744fed35a30e32d
ripemd-160
a842887f1bd3fea8c2fecd8a99772746cb0995a3
Diameter
276662982
Circumference
869162391.77145
Area
6.0116264787435E+16
Volume
1.1087963388529E+25
Surface area
2.4046505914974E+17
Circumference
869162391.77145
Perimeter
553325964
Area
19135601402283081
Diagonal
195630270.67549
Surface area
114813608413698486
Volume
2.6470562731595E+24
Space diagonal
239597170.69876
Perimeter
414994473
Area
8.2859584655351E+15
Altitude
119798585.34938
Surface area
8.2859584655351E+15
Volume
3.1195857348891E+23
Height
65210090.225164