1998550 is an even 7-digits composite number following 1998549
and preceding 1998551 . In scientific notation, it is written as 1.998550 × 10^6.
The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors.
There are 799400 positive integers (up to 1998550) that are relatively prime to 1998550.
1998550 has 12 divisors, whose sum is 3717396
The reverse of 1998550 is 0558991
Previous prime number is 5
Is Prime? no
Number parity even
Number length 7
Sum of Digits 37
Digital Root 1
Name
one million nine hundred ninety-eight thousand five hundred fifty
Scientific notation
1.998550 × 10^6
Engineering notation
1.998550 × 10^6
Prime Factorization
2 × 5 × 5 × 39971
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
399710
Product of the distinct prime numbers
The prime factorization of 1998550 is 2 × 5 × 5 × 39971.
Since it has a total of 4 prime factors.
1 , 2 , 85 , 38 , 343 , 902 , 4390 , 8828 , 3597 , 58086 , 77636 , 543525 , 3723551 , 2047871 , 68086889 , 79942185 , 648869900 , 847973120 , 8202554012 , 535713720
n×2
3997100
n×3
5995650
n×4
7994200
n×5
9992750
n÷2
999275
n÷3
666183.33333333
n÷3
499637.5
n÷5
399710
n2
3994202102500
n3
7982612611951375000
n4
1.5953650435615E+25
n5
3.1884168078099E+31
2 √n
1413.7008170048
3 √n
125.96164953619
4 √n
37.599212983848
5 √n
18.203001446286
1 , 2 , 5 , 10 , 25 , 50 , 39971 , 79942 , 199855 , 399710 , 999275 , 1998550
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1998549
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1998550 can be divided by 12 positive divisors.
The sum of these divisors (counting 1998550) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111100111111011010110
3
Ternary
10202112111101
4
Quaternary
13213323112
5
Quinary
1002423200
6
Senary
110500314
8
Octal
7477326
10
Decimal
1998550
12
Duodecimal
80469a
16
Hexadecimal
1e7ed6
20
Vigesimal
c9g7a
36
Base36
16u3a
md5
2481d1c09c41125f52108f0f22b94c95
sha1
61f4bd3edf95b18ca93ed8d3cbf07e38b0fb7bc9
sha256
d0a6e65aaa7152cd6309dc445676885bbff6db45306964d62eb34a952e60adad
sha512
59443738abb2a25ecb852d616130c49567915c8fe3b6138574113a56d5466839d4d9b6828376a7d5443706c1330de51ec2f4d026393e699e121f3aa32d41520a
ripemd-160
e8a339989ef85239673ecacd6ca5deb5343b80c1
Diameter
3997100
Circumference
12557259.995664
Area
12548155982167
Volume
3.3437489517546E+19
Surface area
50192623928668
Circumference
12557259.995664
Perimeter
7994200
Area
3994202102500
Diagonal
2826376.5150807
Surface area
23965212615000
Volume
7982612611951375000
Space diagonal
3461590.1414668
Perimeter
5995650
Area
1729540244307.1
Altitude
1730795.0707334
Surface area
1729540244307.1
Volume
9.4075991824935E+17
Height
942125.50502692