2155752871 is an odd 10-digits composite number following 2155752870
and preceding 2155752872 . In scientific notation, it is written as 2.155752871 × 10^9.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 2109745440 positive integers (up to 2155752871) that are relatively prime to 2155752871.
2155752871 has 8 divisors, whose sum is 2202116000
The reverse of 2155752871 is 1782575512
Previous prime number is 199
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 43
Digital Root 7
Name
two billion one hundred fifty-five million seven hundred fifty-two thousand eight hundred seventy-one
Scientific notation
2.155752871 × 10^9
Engineering notation
2.155752871 × 10^9
Prime Factorization
61 × 199 × 177589
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2155752871
Product of the distinct prime numbers
The prime factorization of 2155752871 is 61 × 199 × 177589.
Since it has a total of 3 prime factors.
2 , 10 , 100 , 76 , 558 , 981 , 7006 , 3497 , 32348 , 71089 , 46032 , 197026 , 9682464 , 8902883 , 81201099 , 58798119 , 503629854 , 113015682 , 3061160640 , 210889816
n×2
4311505742
n×3
6467258613
n×4
8623011484
n×5
10778764355
n÷2
1077876435.5
n÷3
718584290.33333
n÷3
538938217.75
n÷5
431150574.2
n2
4647270440824742641
n3
1.0018366595121E+28
n4
2.1597122550163E+37
n5
4.6558058942854E+46
2 √n
46430.085838818
3 √n
1291.8130208876
4 √n
215.47641596894
5 √n
73.573225230323
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
-2155752870
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 2155752871 can be divided by 8 positive divisors.
The sum of these divisors (counting 2155752871) is 1, the average is 0.125.
Base
System
Value
2
Binary
10000000011111100010110110100111
3
Ternary
12120020102120222221
4
Quaternary
2000133202312213
5
Quinary
13403333042441
6
Senary
553525133211
8
Octal
20037426647
10
Decimal
2155752871
12
Duodecimal
501b5a207
16
Hexadecimal
807e2da7
20
Vigesimal
1ddd923b
36
Base36
znh9k7
md5
4d2a84429d3b9052fc97dbb3789e8dbe
sha1
d3e75366fc45b395ba3a3c9fa89023d1242e5538
sha256
f158989eb26b5560d26b9e39a97579ec4db7927c771dbc07d7fccfc534e16f8a
sha512
ae2842c8058daf8fbe4460770176b9373cef1033eefc4065e3b93770972a621921d6ed042bf650ffad63829f7414db9eecf48c8977b81af429882dae34013fb6
ripemd-160
1fa6ab287392f66f4f399ca2d0115b5cff10a012
Diameter
4311505742
Circumference
13544994764.977
Area
1.459983067614E+19
Volume
4.1964835861604E+28
Surface area
5.839932270456E+19
Circumference
13544994764.977
Perimeter
8623011484
Area
4647270440824742641
Diagonal
3048694947.2929
Surface area
2.7883622644948E+19
Volume
1.0018366595121E+28
Space diagonal
3733873501.1345
Perimeter
6467258613
Area
2.0123271300054E+18
Altitude
1866936750.5672
Surface area
2.0123271300054E+18
Volume
1.1806758259705E+27
Height
1016231649.0976