139156945 is an odd 9-digits composite number following 139156944
and preceding 139156946 . In scientific notation, it is written as 1.39156945 × 10^8.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 111325552 positive integers (up to 139156945) that are relatively prime to 139156945.
139156945 has 4 divisors, whose sum is 166988340
The reverse of 139156945 is 549651931
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred thirty-nine million one hundred fifty-six thousand nine hundred forty-five
Scientific notation
1.39156945 × 10^8
Engineering notation
1.39156945 × 10^6
Prime Factorization
5 × 27831389
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
139156945
Product of the distinct prime numbers
The prime factorization of 139156945 is 5 × 27831389.
Since it has a total of 2 prime factors.
1 , 4 , 3 , 50 , 398 , 954 , 8754 , 5104 , 38646 , 90452 , 389012 , 151031 , 4921716 , 8997941 , 73442767 , 49078258 , 920836556 , 384265883 , 1945073212 , 4711910481
n×2
278313890
n×3
417470835
n×4
556627780
n×5
695784725
n÷2
69578472.5
n÷3
46385648.333333
n÷3
34789236.25
n÷5
27831389
n2
19364655341733025
n3
2.6947262783335E+24
n4
3.7498987650411E+32
n5
5.2182445620239E+40
2 √n
11796.48019538
3 √n
518.20503528327
4 √n
108.6116024897
5 √n
42.530547862501
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
-139156944
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 139156945 can be divided by 4 positive divisors.
The sum of these divisors (counting 139156945) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000010010110101110111010001
3
Ternary
100200211220102221
4
Quaternary
20102311313101
5
Quinary
241111010240
6
Senary
21450341041
8
Octal
1022656721
10
Decimal
139156945
12
Duodecimal
3a72a781
16
Hexadecimal
84b5dd1
20
Vigesimal
239ec75
36
Base36
2aum6p
md5
ae2834583433cea2bfbe8a2f4d1809b8
sha1
704b52d6eeb30ace24fbb88d586d76a11544190a
sha256
18cb42cb67aac9bd0d53ef5a02c7ecb1517913f3e888e9057afaaaf6214465d4
sha512
513a677fefcbf7fa894b28f481db6a4db07961395f0437dfcf134d6daa13f016f797473ffa2627efcbd485d1af2b57cdfda2a5a8d4ac812bc221fb01dbc223e3
ripemd-160
aa46d3b63890a9e4be3ca2604be8d625189bea50
Diameter
278313890
Circumference
874348872.216
Area
6.0835858960887E+16
Volume
1.1287643039264E+25
Surface area
2.4334343584355E+17
Circumference
874348872.216
Perimeter
556627780
Area
19364655341733025
Diagonal
196797638.91741
Surface area
116187932050398150
Volume
2.6947262783335E+24
Space diagonal
241026898.96607
Perimeter
417470835
Area
8.3851417307354E+15
Altitude
120513449.48303
Surface area
8.3851417307354E+15
Volume
3.175765374752E+23
Height
65599212.972469