1997488 is an even 7-digits composite number following 1997487
and preceding 1997489 . In scientific notation, it is written as 1.997488 × 10^6.
The sum of its digits is 46. It has a total of 6 prime factors and 20 positive divisors.
There are 990080 positive integers (up to 1997488) that are relatively prime to 1997488.
1997488 has 20 divisors, whose sum is 3903768
The reverse of 1997488 is 8847991
Previous prime number is 131
Is Prime? no
Number parity even
Number length 7
Sum of Digits 46
Digital Root 1
Name
one million nine hundred ninety-seven thousand four hundred eighty-eight
Scientific notation
1.997488 × 10^6
Engineering notation
1.997488 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 131 × 953
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
249686
Product of the distinct prime numbers
The prime factorization of 1997488 is 2 × 2 × 2 × 2 × 131 × 953.
Since it has a total of 6 prime factors.
6 , 9 , 13 , 76 , 100 , 592 , 6256 , 3224 , 84243 , 29642 , 853427 , 72387 , 9190259 , 8041962 , 66225212 , 50510659 , 42947041 , 815746807 , 1332762172 , 5680812435
n×2
3994976
n×3
5992464
n×4
7989952
n×5
9987440
n÷2
998744
n÷3
665829.33333333
n÷3
499372
n÷5
399497.6
n2
3989958310144
n3
7969893845012918272
n4
1.5919767316687E+25
n5
3.1799544177875E+31
2 √n
1413.3251572091
3 √n
125.93933419532
4 √n
37.594217071367
5 √n
18.201066473645
1 , 2 , 4 , 8 , 16 , 131 , 262 , 524 , 953 , 1048 , 1906 , 2096 , 3812 , 7624 , 15248 , 124843 , 249686 , 499372 , 998744 , 1997488
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1997487
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1997488 can be divided by 20 positive divisors.
The sum of these divisors (counting 1997488) is 1, the average is 0.05.
Base
System
Value
2
Binary
111100111101010110000
3
Ternary
10202111001001
4
Quaternary
13213222300
5
Quinary
1002404423
6
Senary
110451344
8
Octal
7475260
10
Decimal
1997488
12
Duodecimal
803b54
16
Hexadecimal
1e7ab0
20
Vigesimal
c9de8
36
Base36
16t9s
md5
ef21459e0dc6b312d4eb2e44b9ee523a
sha1
95d1f3f9445cf56a954ccbc5245a90c0863dce44
sha256
5fcd682af11e19f05ed92bf7a37ae7656518d3b860f242d65319f797c985a999
sha512
6b027bb803f8cd1dc039a5d0db1b6d284e3bd461ca9cb6b380c453b304b4de89eaefd66f5fff040e36b4b8367b24f7d884d88171c171f52d53172334feb33037
ripemd-160
3c9468706b540540dce9518a4d611535ebc558de
Diameter
3994976
Circumference
12550587.252868
Area
12534823715278
Volume
3.3384213271177E+19
Surface area
50139294861112
Circumference
12550587.252868
Perimeter
7989952
Area
3989958310144
Diagonal
2824874.6202775
Surface area
23939749860864
Volume
7969893845012918272
Space diagonal
3459750.7035091
Perimeter
5992464
Area
1727702628312.8
Altitude
1729875.3517546
Surface area
1727702628312.8
Volume
9.3926099719093E+17
Height
941624.87342584