1990658 is an even 7-digits composite number following 1990657
and preceding 1990659 . In scientific notation, it is written as 1.990658 × 10^6.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 995328 positive integers (up to 1990658) that are relatively prime to 1990658.
1990658 has 4 divisors, whose sum is 2985990
The reverse of 1990658 is 8560991
Previous prime number is 2
Is Prime? no
Number parity even
Number length 7
Sum of Digits 38
Digital Root 2
Name
one million nine hundred ninety thousand six hundred fifty-eight
Scientific notation
1.990658 × 10^6
Engineering notation
1.990658 × 10^6
Prime Factorization
2 × 995329
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1990658
Product of the distinct prime numbers
The prime factorization of 1990658 is 2 × 995329.
Since it has a total of 2 prime factors.
6 , 5 , 62 , 15 , 410 , 385 , 3090 , 2896 , 89335 , 29771 , 925674 , 728881 , 8048584 , 6394852 , 73595503 , 48238977 , 564086163 , 165138299 , 9097728356 , 5095004929
n×2
3981316
n×3
5971974
n×4
7962632
n×5
9953290
n÷2
995329
n÷3
663552.66666667
n÷3
497664.5
n÷5
398131.6
n2
3962719272964
n3
7888418822479970312
n4
1.570314403632E+25
n5
3.1259589301053E+31
2 √n
1410.9068006073
3 √n
125.7956290507
4 √n
37.562039356341
5 √n
18.188602452918
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
-1990657
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 1990658 can be divided by 4 positive divisors.
The sum of these divisors (counting 1990658) is 1, the average is 0.25.
Base
System
Value
2
Binary
111100110000000000010
3
Ternary
10202010200002
4
Quaternary
13212000002
5
Quinary
1002200113
6
Senary
110400002
8
Octal
7460002
10
Decimal
1990658
12
Duodecimal
800002
16
Hexadecimal
1e6002
20
Vigesimal
c8gci
36
Base36
16o02
md5
ee8219ee89cc6d75d32750dc93b86e8a
sha1
7489c9929f3fedab8ac4707a241e113bdb22adb3
sha256
53290de640ab92c915c110b44abdf206b52a789701e0f71ddf228543305c53f0
sha512
0fa0da854999800d7721a133bac198000795c044d2b695c0792939884e0489862a0ee542b762378f7037834523a01b1f76d5a301d87c6a1067727d5d750354f6
ripemd-160
36d58055e46d01702c688657a56a4c1d56bb4560
Diameter
3981316
Circumference
12507673.09722
Area
12449249756182
Volume
3.3042931494857E+19
Surface area
49796999024730
Circumference
12507673.09722
Perimeter
7962632
Area
3962719272964
Diagonal
2815215.5416465
Surface area
23776315637784
Volume
7888418822479970312
Space diagonal
3447920.7964934
Perimeter
5971974
Area
1715907779226.5
Altitude
1723960.3982467
Surface area
1715907779226.5
Volume
9.2965907370253E+17
Height
938405.18054883