1990451 is an odd 7-digits composite number following 1990450
and preceding 1990452 . In scientific notation, it is written as 1.990451 × 10^6.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 1984872 positive integers (up to 1990451) that are relatively prime to 1990451.
1990451 has 4 divisors, whose sum is 1996032
The reverse of 1990451 is 1540991
Previous prime number is 383
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 29
Digital Root 2
Name
one million nine hundred ninety thousand four hundred fifty-one
Scientific notation
1.990451 × 10^6
Engineering notation
1.990451 × 10^6
Prime Factorization
383 × 5197
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1990451
Product of the distinct prime numbers
The prime factorization of 1990451 is 383 × 5197.
Since it has a total of 2 prime factors.
7 , 2 , 27 , 5 , 723 , 401 , 4916 , 9849 , 89380 , 2829 , 619561 , 660012 , 6148205 , 5511323 , 83380995 , 11384386 , 355423485 , 771843594 , 5163959424 , 7281466011
n×2
3980902
n×3
5971353
n×4
7961804
n×5
9952255
n÷2
995225.5
n÷3
663483.66666667
n÷3
497612.75
n÷5
398090.2
n2
3961895183401
n3
7885958229695703851
n4
1.5696613444256E+25
n5
3.1243339926733E+31
2 √n
1410.8334416224
3 √n
125.79126858332
4 √n
37.56106283936
5 √n
18.188224166209
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
-1990450
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 1990451 can be divided by 4 positive divisors.
The sum of these divisors (counting 1990451) is 1, the average is 0.25.
Base
System
Value
2
Binary
111100101111100110011
3
Ternary
10202010101102
4
Quaternary
13211330303
5
Quinary
1002143301
6
Senary
110355015
8
Octal
7457463
10
Decimal
1990451
12
Duodecimal
7bba6b
16
Hexadecimal
1e5f33
20
Vigesimal
c8g2b
36
Base36
16nub
md5
4d01b329d73da9f865aa4f82870070a6
sha1
267f6490b7a8626200150326932936026c534792
sha256
46a94902f50e7b5c03413e3ec20c6ba74e5511a0dd6f92210f269bf90cf98be5
sha512
0230b5dbc8a4e5624ee9c469a6af8fa42e017615259ccc35748e25f273a15bf8736655937d5d594ebf439023f61207d48acab049fafe97b719f15c693e7d7259
ripemd-160
c60c40ab3c78e0d68a6b9add7a7da1400c095b06
Diameter
3980902
Circumference
12506372.477861
Area
12446660802465
Volume
3.3032624587904E+19
Surface area
49786643209861
Circumference
12506372.477861
Perimeter
7961804
Area
3961895183401
Diagonal
2814922.7994391
Surface area
23771371100406
Volume
7885958229695703851
Space diagonal
3447562.2619763
Perimeter
5971353
Area
1715550937978.2
Altitude
1723781.1309881
Surface area
1715550937978.2
Volume
9.2936909006195E+17
Height
938307.59981303