201908 is an even 6-digits composite number following 201907
and preceding 201909 . In scientific notation, it is written as 2.01908 × 10^5.
The sum of its digits is 20. It has a total of 4 prime factors and 12 positive divisors.
There are 86520 positive integers (up to 201908) that are relatively prime to 201908.
201908 has 12 divisors, whose sum is 403872
The reverse of 201908 is 809102
Previous prime number is 7
Is Prime? no
Number parity even
Number length 6
Sum of Digits 20
Digital Root 2
Name
two hundred one thousand nine hundred eight
Scientific notation
2.01908 × 10^5
Engineering notation
2.01908 × 10^3
Prime Factorization
2 × 2 × 7 × 7211
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
100954
Product of the distinct prime numbers
The prime factorization of 201908 is 2 × 2 × 7 × 7211.
Since it has a total of 4 prime factors.
5 , 5 , 28 , 26 , 503 , 689 , 6737 , 1567 , 9154 , 80026 , 54644 , 88391 , 6862406 , 313703 , 76163261 , 71603109 , 135509640 , 170035389 , 1382313768 , 8574772654
n×2
403816
n×3
605724
n×4
807632
n×5
1009540
n÷2
100954
n÷3
67302.666666667
n÷3
50477
n÷5
40381.6
n2
40766840464
n3
8231151224405312
n4
1.6619352814172E+21
n5
3.3555802880039E+26
2 √n
449.34174077199
3 √n
58.665734030169
4 √n
21.1976824387
5 √n
11.508817554241
1 , 2 , 4 , 7 , 14 , 28 , 7211 , 14422 , 28844 , 50477 , 100954 , 201908
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-201907
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 201908 can be divided by 12 positive divisors.
The sum of these divisors (counting 201908) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110001010010110100
3
Ternary
101020222002
4
Quaternary
301102310
5
Quinary
22430113
6
Senary
4154432
8
Octal
612264
10
Decimal
201908
12
Duodecimal
98a18
16
Hexadecimal
314b4
20
Vigesimal
154f8
36
Base36
4bsk
md5
9b65c594555fd93478208d5e86bd228b
sha1
375e65040b19b04b60a3cf824105a89aedf089df
sha256
25e50d388f19d493fb84334b84cc184936ea5dc85186de2bc3beabe395eb93ef
sha512
2ebc5d42a610aaab7c856c7b62bbf99ad9e01b50ed1b65ca884c4c82be614f4178d7a54991ef7eb627ca83eec7e843c4364aa8e616cac904a302f6ff196c1049
ripemd-160
6681b5fbc43291404432c6b852a2d63124f8a9d7
Diameter
403816
Circumference
1268625.379002
Area
128072806511.77
Volume
3.4478565622904E+16
Surface area
512291226047.08
Circumference
1268625.379002
Perimeter
807632
Area
40766840464
Diagonal
285541.03195163
Surface area
244601042784
Volume
8231151224405312
Space diagonal
349714.91445462
Perimeter
605724
Area
17652559736.926
Altitude
174857.45722731
Surface area
17652559736.926
Volume
9.7005047462482E+14
Height
95180.343983876