139291381 is an odd 9-digits composite number following 139291380
and preceding 139291382 . In scientific notation, it is written as 1.39291381 × 10^8.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 132540672 positive integers (up to 139291381) that are relatively prime to 139291381.
139291381 has 8 divisors, whose sum is 146105280
The reverse of 139291381 is 183192931
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred thirty-nine million two hundred ninety-one thousand three hundred eighty-one
Scientific notation
1.39291381 × 10^8
Engineering notation
1.39291381 × 10^6
Prime Factorization
23 × 193 × 31379
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
139291381
Product of the distinct prime numbers
The prime factorization of 139291381 is 23 × 193 × 31379.
Since it has a total of 3 prime factors.
5 , 1 , 73 , 53 , 45 , 13 , 2361 , 7854 , 88214 , 86550 , 899365 , 525210 , 340010 , 1436113 , 7139037 , 1239530 , 151868070 , 676843686 , 8594423218 , 5817883168
n×2
278582762
n×3
417874143
n×4
557165524
n×5
696456905
n÷2
69645690.5
n÷3
46430460.333333
n÷3
34822845.25
n÷5
27858276.2
n2
19402088820887161
n3
2.702543746146E+24
n4
3.7644105061359E+32
n5
5.2434993805058E+40
2 √n
11802.176960205
3 √n
518.37185649405
4 √n
108.63782472144
5 √n
42.538762225854
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
-139291380
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 139291381 can be divided by 8 positive divisors.
The sum of these divisors (counting 139291381) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010011010110101011110101
3
Ternary
100201002201212001
4
Quaternary
20103112223311
5
Quinary
241124311011
6
Senary
21453255301
8
Octal
1023265365
10
Decimal
139291381
12
Duodecimal
3a794531
16
Hexadecimal
84d6af5
20
Vigesimal
23ab891
36
Base36
2axhx1
md5
54bf57d80b77315b04decb8e2dfd4fd6
sha1
41de6858a41244314a9d0d09383c4b74714195ee
sha256
dd8f117af2146649b5df7c60175ed2a9863db4faa58ba138060e95add374868d
sha512
938441eb1d9b9e902b81d6addc4620d290082f0bafdc29d9f7f1cfa70cf07f41307e50c3d413c214317313bf2e329f8e0f4f312924d1ce628270dbca9b689ac2
ripemd-160
173ba49e25e6c274d4ff3930148ea514a5320a40
Diameter
278582762
Circumference
875193558.51595
Area
6.0953459703996E+16
Volume
1.1320388771863E+25
Surface area
2.4381383881598E+17
Circumference
875193558.51595
Perimeter
557165524
Area
19402088820887161
Diagonal
196987760.13188
Surface area
116412532925322966
Volume
2.702543746146E+24
Space diagonal
241259748.94843
Perimeter
417874143
Area
8.4013509026852E+15
Altitude
120629874.47422
Surface area
8.4013509026852E+15
Volume
3.1849783489219E+23
Height
65662586.710626