202890 is an even 6-digits composite number following 202889
and preceding 202891 . In scientific notation, it is written as 2.02890 × 10^5.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 54096 positive integers (up to 202890) that are relatively prime to 202890.
202890 has 8 divisors, whose sum is 324672
The reverse of 202890 is 098202
Previous prime number is 15
Is Prime? no
Number parity even
Number length 6
Sum of Digits 21
Digital Root 3
Name
two hundred two thousand eight hundred ninety
Scientific notation
2.02890 × 10^5
Engineering notation
2.02890 × 10^3
Prime Factorization
2 × 15 × 6763
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
202890
Product of the distinct prime numbers
The prime factorization of 202890 is 2 × 15 × 6763.
Since it has a total of 3 prime factors.
2 , 2 , 100 , 78 , 180 , 511 , 9116 , 5978 , 14953 , 60527 , 579226 , 104199 , 7843076 , 9664260 , 58924149 , 77099243 , 273478206 , 88308440 , 9278444477 , 652178984
n×2
405780
n×3
608670
n×4
811560
n×5
1014450
n÷2
101445
n÷3
67630
n÷3
50722.5
n÷5
40578
n2
41164352100
n3
8351835397569000
n4
1.6945038838128E+21
n5
3.4379789298677E+26
2 √n
450.43312489203
3 √n
58.760689167177
4 √n
21.223409831882
5 √n
11.519990698522
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
-202889
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 202890 can be divided by 8 positive divisors.
The sum of these divisors (counting 202890) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001100010001010
3
Ternary
101022022110
4
Quaternary
301202022
5
Quinary
22443030
6
Senary
4203150
8
Octal
614212
10
Decimal
202890
12
Duodecimal
994b6
16
Hexadecimal
3188a
20
Vigesimal
1574a
36
Base36
4cju
md5
4ebdcb81585378de4b0e004fb11eeacf
sha1
09e06f205a26ef868a902d5f711262e44a88873c
sha256
733688a8a5212ff8e30cba9c224f988e72f0ed4c45ae358d144673f5681b825e
sha512
1b0e77985695b64f762e044d7a2bc9b19a2c56d08d1b9300437b7b1d3ea5e979fa9a587ea00d0bcdf9bdba00728e9bf538927d26d25783c37e0e854772e194ff
ripemd-160
72cfc6fc834b5544f9a96432d20f1d8fcc73abc4
Diameter
405780
Circumference
1274795.4669737
Area
129321626147.14
Volume
3.4984086305325E+16
Surface area
517286504588.57
Circumference
1274795.4669737
Perimeter
811560
Area
41164352100
Diagonal
286929.78966988
Surface area
246986112600
Volume
8351835397569000
Space diagonal
351415.78834765
Perimeter
608670
Area
17824687324.464
Altitude
175707.89417382
Surface area
17824687324.464
Volume
9.8427324082915E+14
Height
95643.263223292