2155127078 is an even 10-digits composite number following 2155127077
and preceding 2155127079 . In scientific notation, it is written as 2.155127078 × 10^9.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 994674024 positive integers (up to 2155127078) that are relatively prime to 2155127078.
2155127078 has 8 divisors, whose sum is 3481359168
The reverse of 2155127078 is 8707215512
Previous prime number is 13
Is Prime? no
Number parity even
Number length 10
Sum of Digits 38
Digital Root 2
Name
two billion one hundred fifty-five million one hundred twenty-seven thousand seventy-eight
Scientific notation
2.155127078 × 10^9
Engineering notation
2.155127078 × 10^9
Prime Factorization
2 × 13 × 82889503
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2155127078
Product of the distinct prime numbers
The prime factorization of 2155127078 is 2 × 13 × 82889503.
Since it has a total of 3 prime factors.
1 , 4 , 78 , 91 , 821 , 343 , 3602 , 388 , 43857 , 43772 , 616309 , 186052 , 8995538 , 1568154 , 15239955 , 78809126 , 232337579 , 545930828 , 3561424776 , 2282917314
n×2
4310254156
n×3
6465381234
n×4
8620508312
n×5
10775635390
n÷2
1077563539
n÷3
718375692.66667
n÷3
538781769.5
n÷5
431025415.6
n2
4644572722328818084
n3
1.0009644439631E+28
n4
2.1572055773001E+37
n5
4.6490521524521E+46
2 √n
46423.34626026
3 √n
1291.6880087564
4 √n
215.46077661667
5 √n
73.568953223355
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
-2155127077
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 2155127078 can be divided by 8 positive divisors.
The sum of these divisors (counting 2155127078) is 1, the average is 0.125.
Base
System
Value
2
Binary
10000000011101001010000100100110
3
Ternary
12120012020210120102
4
Quaternary
2000131022010212
5
Quinary
13403203031303
6
Senary
553503504102
8
Octal
20035120446
10
Decimal
2155127078
12
Duodecimal
5018b8032
16
Hexadecimal
8074a126
20
Vigesimal
1dd9ahdi
36
Base36
zn3up2
md5
a05efd1759265b498a038ffa2d65666e
sha1
d92287eb12ada3d51f46e1d89158b4eef9781ed3
sha256
cb1f59ba66c6272b4c720fd848589d1d78cb63f856c37f139ad1c611c38c5bd6
sha512
d9f28d67d37d2a9bbd997667b8589a0e56453eff630c9125cf17c658aa09b31c3e3fb863736cb0c037174991bd642876216f391c5788d7103d64e820514f502a
ripemd-160
8262b20faa014ac21d637c1c282eec19180cd2f4
Diameter
4310254156
Circumference
13541062791.594
Area
1.4591355543532E+19
Volume
4.1928300582121E+28
Surface area
5.8365422174127E+19
Circumference
13541062791.594
Perimeter
8620508312
Area
4644572722328818084
Diagonal
3047809942.3451
Surface area
2.7867436333973E+19
Volume
1.0009644439631E+28
Space diagonal
3732789595.8635
Perimeter
6465381234
Area
2.0111589836305E+18
Altitude
1866394797.9317
Surface area
2.0111589836305E+18
Volume
1.1796479100882E+27
Height
1015936647.4484