1990207 is an odd 7-digits composite number following 1990206
and preceding 1990208 . In scientific notation, it is written as 1.990207 × 10^6.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 1873120 positive integers (up to 1990207) that are relatively prime to 1990207.
1990207 has 4 divisors, whose sum is 2107296
The reverse of 1990207 is 7020991
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 28
Digital Root 1
Name
one million nine hundred ninety thousand two hundred seven
Scientific notation
1.990207 × 10^6
Engineering notation
1.990207 × 10^6
Prime Factorization
17 × 117071
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1990207
Product of the distinct prime numbers
The prime factorization of 1990207 is 17 × 117071.
Since it has a total of 2 prime factors.
5 , 4 , 65 , 62 , 488 , 351 , 3532 , 3585 , 6773 , 21042 , 647488 , 917882 , 9850901 , 9752875 , 31717156 , 47900902 , 175502636 , 66003282 , 4156622070 , 6490796344
n×2
3980414
n×3
5970621
n×4
7960828
n×5
9951035
n÷2
995103.5
n÷3
663402.33333333
n÷3
497551.75
n÷5
398041.4
n2
3960923902849
n3
7883058477917399743
n4
1.5688918164161E+25
n5
3.1224194752739E+31
2 √n
1410.7469652634
3 √n
125.7861283205
4 √n
37.559911678057
5 √n
18.187778222619
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
-1990206
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 1990207 can be divided by 4 positive divisors.
The sum of these divisors (counting 1990207) is 1, the average is 0.25.
Base
System
Value
2
Binary
111100101111000111111
3
Ternary
10202010001101
4
Quaternary
13211320333
5
Quinary
1002141312
6
Senary
110353531
8
Octal
7457077
10
Decimal
1990207
12
Duodecimal
7bb8a7
16
Hexadecimal
1e5e3f
20
Vigesimal
c8fa7
36
Base36
16nnj
md5
890e8e0057759e5fbd3744fa9d186a3f
sha1
c4013565ea2a3feca16592cc46e9f390adbcdb7e
sha256
64527cc501e43fdc26484230f394f82d9faadac532e1bbcea45767a2cb63185e
sha512
6f2a74f02f534cd6ed1654d26fc6dd21ded4b65f71beadb810d987ff8a09dc0dd4673d5b04986aec917790e87cd41b801f982d39dc9eb679adb2c76883d1c23c
ripemd-160
d9cddc80841555de94124a6ffd1571ac5412db34
Diameter
3980414
Circumference
12504839.380646
Area
12443609434619
Volume
3.3020478136059E+19
Surface area
49774437738475
Circumference
12504839.380646
Perimeter
7960828
Area
3960923902849
Diagonal
2814577.7313299
Surface area
23765543417094
Volume
7883058477917399743
Space diagonal
3447139.6415792
Perimeter
5970621
Area
1715130361162.1
Altitude
1723569.8207896
Surface area
1715130361162.1
Volume
9.2902735103758E+17
Height
938192.57710996