1990278 is an even 7-digits composite number following 1990277
and preceding 1990279 . In scientific notation, it is written as 1.990278 × 10^6.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 663408 positive integers (up to 1990278) that are relatively prime to 1990278.
1990278 has 16 divisors, whose sum is 4422960
The reverse of 1990278 is 8720991
Previous prime number is 3
Is Prime? no
Number parity even
Number length 7
Sum of Digits 36
Digital Root 9
Name
one million nine hundred ninety thousand two hundred seventy-eight
Scientific notation
1.990278 × 10^6
Engineering notation
1.990278 × 10^6
Prime Factorization
2 × 9 × 3 × 36857
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1990278
Product of the distinct prime numbers
The prime factorization of 1990278 is 2 × 9 × 3 × 36857.
Since it has a total of 4 prime factors.
3 , 6 , 79 , 72 , 452 , 902 , 9187 , 4879 , 75743 , 88796 , 12607 , 453766 , 8751365 , 7180937 , 37499809 , 54591944 , 10139184 , 712889041 , 1302160877 , 8080270896
n×2
3980556
n×3
5970834
n×4
7961112
n×5
9951390
n÷2
995139
n÷3
663426
n÷3
497569.5
n÷5
398055.6
n2
3961206517284
n3
7883902184806964952
n4
1.5691157072573E+25
n5
3.1229764716087E+31
2 √n
1410.772129013
3 √n
125.78762409605
4 √n
37.560246658043
5 √n
18.187907989405
1 , 2 , 3 , 6 , 9 , 18 , 27 , 54 , 36857 , 73714 , 110571 , 221142 , 331713 , 663426 , 995139 , 1990278
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1990277
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1990278 can be divided by 16 positive divisors.
The sum of these divisors (counting 1990278) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111100101111010000110
3
Ternary
10202010011000
4
Quaternary
13211322012
5
Quinary
1002142103
6
Senary
110354130
8
Octal
7457206
10
Decimal
1990278
12
Duodecimal
7bb946
16
Hexadecimal
1e5e86
20
Vigesimal
c8fdi
36
Base36
16npi
md5
3466b5b5cbc6aa714b5a598ecb36a517
sha1
f96e44473f1f4c190ab19fa0d7a38f4422a3dcdd
sha256
18c2788314440139835a71245bc8e6f6d1cc7fe18b84b9bc574adeada568a03a
sha512
6a79667542c31c51b08bb4333239224561b6ba6a18d95bf33f2e996f288ec72cd4252eee54a916ee0b435e169ce620784bc760678e955ded6d16cc352122db04
ripemd-160
86a333fdcf290cc570777215e671de386326baa7
Diameter
3980556
Circumference
12505285.486803
Area
12444497294051
Volume
3.3024012247213E+19
Surface area
49777989176206
Circumference
12505285.486803
Perimeter
7961112
Area
3961206517284
Diagonal
2814678.1404928
Surface area
23767239103704
Volume
7883902184806964952
Space diagonal
3447262.6171866
Perimeter
5970834
Area
1715252736802.2
Altitude
1723631.3085933
Surface area
1715252736802.2
Volume
9.2912678284807E+17
Height
938226.04683093