2155369 is an odd 7-digits composite number following 2155368
and preceding 2155370 . In scientific notation, it is written as 2.155369 × 10^6.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 2144340 positive integers (up to 2155369) that are relatively prime to 2155369.
2155369 has 4 divisors, whose sum is 2166400
The reverse of 2155369 is 9635512
Previous prime number is 199
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 31
Digital Root 4
Name
two million one hundred fifty-five thousand three hundred sixty-nine
Scientific notation
2.155369 × 10^6
Engineering notation
2.155369 × 10^6
Prime Factorization
199 × 10831
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2155369
Product of the distinct prime numbers
The prime factorization of 2155369 is 199 × 10831.
Since it has a total of 2 prime factors.
3 , 1 , 85 , 94 , 938 , 794 , 5022 , 1188 , 9613 , 40780 , 316066 , 345153 , 9031809 , 5548513 , 78598195 , 90869780 , 255787753 , 414354730 , 6972899108 , 5016730775
n×2
4310738
n×3
6466107
n×4
8621476
n×5
10776845
n÷2
1077684.5
n÷3
718456.33333333
n÷3
538842.25
n÷5
431073.8
n2
4645615526161
n3
1.0013015691006E+19
n4
2.1581743616908E+25
n5
4.6516621157832E+31
2 √n
1468.1175021094
3 √n
129.17363394028
4 √n
38.316021480699
5 √n
18.480100403933
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
-2155368
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 2155369 can be divided by 4 positive divisors.
The sum of these divisors (counting 2155369) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000001110001101101001
3
Ternary
11001111121111
4
Quaternary
20032031221
5
Quinary
1022432434
6
Senary
114110321
8
Octal
10161551
10
Decimal
2155369
12
Duodecimal
87b3a1
16
Hexadecimal
20e369
20
Vigesimal
d9889
36
Base36
1a73d
md5
d94bbac9dd117dfa6fc0df8dc2f33515
sha1
718acef40fc112fbfeb3d9f5957881694f2ea36c
sha256
063d4b2b6124d0d55e96e3eccf0619f4b3ec206ccc5a86e9646226f845361605
sha512
9a92e64c368a9d8900579a8d8bd15959bb95820c62be3c7985ac6a3d8b470a77cbc6417bc96107146a58a73972caf3b874c09617d07b27a15f780785ec4dec1e
ripemd-160
2b6768b2e1c885e3e6ad9f714db3f985c9783168
Diameter
4310738
Circumference
13542582.83235
Area
14594631608390
Volume
4.1942422046859E+19
Surface area
58378526433560
Circumference
13542582.83235
Perimeter
8621476
Area
4645615526161
Diagonal
3048152.0717185
Surface area
27873693156966
Volume
1.0013015691006E+19
Space diagonal
3733208.6170589
Perimeter
6466107
Area
2011610530935.4
Altitude
1866604.3085295
Surface area
2011610530935.4
Volume
1.180045215873E+18
Height
1016050.6905728