139291279 is an odd 9-digits composite number following 139291278
and preceding 139291280 . In scientific notation, it is written as 1.39291279 × 10^8.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 137111520 positive integers (up to 139291279) that are relatively prime to 139291279.
139291279 has 8 divisors, whose sum is 141477408
The reverse of 139291279 is 972192931
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred thirty-nine million two hundred ninety-one thousand two hundred seventy-nine
Scientific notation
1.39291279 × 10^8
Engineering notation
1.39291279 × 10^6
Prime Factorization
2237 × 71 × 877
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
139291279
Product of the distinct prime numbers
The prime factorization of 139291279 is 2237 × 71 × 877.
Since it has a total of 3 prime factors.
1 , 9 , 73 , 43 , 317 , 77 , 6818 , 394 , 68801 , 67602 , 177677 , 119023 , 8992740 , 9035070 , 88698367 , 54379751 , 73006459 , 475247616 , 9205207039 , 672040440
n×2
278582558
n×3
417873837
n×4
557165116
n×5
696456395
n÷2
69645639.5
n÷3
46430426.333333
n÷3
34822819.75
n÷5
27858255.8
n2
19402060405455841
n3
2.7025378091112E+24
n4
3.7643994797696E+32
n5
5.2434801820404E+40
2 √n
11802.172638968
3 √n
518.37172996327
4 √n
108.63780483316
5 √n
42.538755995813
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
-139291278
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 139291279 can be divided by 8 positive divisors.
The sum of these divisors (counting 139291279) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010011010110101010001111
3
Ternary
100201002201201021
4
Quaternary
20103112222033
5
Quinary
241124310104
6
Senary
21453255011
8
Octal
1023265217
10
Decimal
139291279
12
Duodecimal
3a794467
16
Hexadecimal
84d6a8f
20
Vigesimal
23ab83j
36
Base36
2axhu7
md5
305b170aaa0f2bda4d59f4f37cb1f888
sha1
13a939aacc9626c9dbbf80145f3e0af03967d585
sha256
589280fa207b9d0565d2c97269beeaa806a63ef48257b92e4ff3f715b140aa2f
sha512
5d166e86bf5cf2165da20b456767c5e9a4cf76f62fac076c261e779214fd6b0398f87d412df1e22f43f5de4d156e118c9ba257dfc37a729b31d8bd890f0382b4
ripemd-160
c965b1a8dac22bce14322bbd5123c4f63e870358
Diameter
278582558
Circumference
875192917.63105
Area
6.0953370434285E+16
Volume
1.132036390287E+25
Surface area
2.4381348173714E+17
Circumference
875192917.63105
Perimeter
557165116
Area
19402060405455841
Diagonal
196987615.88209
Surface area
116412362432735046
Volume
2.7025378091112E+24
Space diagonal
241259572.27925
Perimeter
417873837
Area
8.4013385984425E+15
Altitude
120629786.13963
Surface area
8.4013385984425E+15
Volume
3.1849713520593E+23
Height
65662538.627365