2155198 is an even 7-digits composite number following 2155197
and preceding 2155199 . In scientific notation, it is written as 2.155198 × 10^6.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 1077598 positive integers (up to 2155198) that are relatively prime to 2155198.
2155198 has 4 divisors, whose sum is 3232800
The reverse of 2155198 is 8915512
Previous prime number is 2
Is Prime? no
Number parity even
Number length 7
Sum of Digits 31
Digital Root 4
Name
two million one hundred fifty-five thousand one hundred ninety-eight
Scientific notation
2.155198 × 10^6
Engineering notation
2.155198 × 10^6
Prime Factorization
2 × 1077599
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2155198
Product of the distinct prime numbers
The prime factorization of 2155198 is 2 × 1077599.
Since it has a total of 2 prime factors.
1 , 9 , 83 , 94 , 815 , 101 , 7345 , 1596 , 7183 , 28007 , 561358 , 995788 , 6271146 , 8464548 , 64109460 , 47692168 , 43457967 , 588172113 , 6391890645 , 4913861330
n×2
4310396
n×3
6465594
n×4
8620792
n×5
10775990
n÷2
1077599
n÷3
718399.33333333
n÷3
538799.5
n÷5
431039.6
n2
4644878419204
n3
1.0010632679312E+19
n4
2.1574895529187E+25
n5
4.6498171694713E+31
2 √n
1468.059263109
3 √n
129.17021777727
4 √n
38.315261490807
5 √n
18.479807164357
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
-2155197
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 2155198 can be divided by 4 positive divisors.
The sum of these divisors (counting 2155198) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000001110001010111110
3
Ternary
11001111101011
4
Quaternary
20032022332
5
Quinary
1022431243
6
Senary
114105434
8
Octal
10161276
10
Decimal
2155198
12
Duodecimal
87b27a
16
Hexadecimal
20e2be
20
Vigesimal
d97ji
36
Base36
1a6ym
md5
51ca6732f4d812d7e67237073c03fe61
sha1
a306d58e53c9370e32fcbbb7b2827db34ed7a05f
sha256
34ac4177f0bf857e98f7ba0f4c016988860eba463576724eb1ec24f22278a30e
sha512
21fb16ed784c071e4025d189cdc7f9eafbed3cdbef8cfed865177f00da4c019f081cffbac5edccdc76019641c3a2b4d117314071524b1955cdfca61c0aa878c9
ripemd-160
eb5365fff6d3e0530dfa109a5393b07090bd5704
Diameter
4310396
Circumference
13541508.407663
Area
14592315918589
Volume
4.1932440110815E+19
Surface area
58369263674356
Circumference
13541508.407663
Perimeter
8620792
Area
4644878419204
Diagonal
3047910.2411994
Surface area
27869270515224
Volume
1.0010632679312E+19
Space diagonal
3732912.4363708
Perimeter
6465594
Area
2011291354260.4
Altitude
1866456.2181854
Surface area
2011291354260.4
Volume
1.1797643752515E+18
Height
1015970.0803998