1998977 is an odd 7-digits prime number following 1998976
and preceding 1998978 . In scientific notation, it is written as 1.998977 × 10^6.
The sum of its digits is 50. It has a total of 1 prime factors and 2 positive divisors.
There are 1998976 positive integers (up to 1998977) that are relatively prime to 1998977.
1998977 has 2 divisors, whose sum is 1998978
The reverse of 1998977 is 7798991
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 7
Sum of Digits 50
Digital Root 5
Name
one million nine hundred ninety-eight thousand nine hundred seventy-seven
Scientific notation
1.998977 × 10^6
Engineering notation
1.998977 × 10^6
Prime Factorization
1998977
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
1998977
Product of the distinct prime numbers
The prime factorization of 1998977 is 1998977.
Since it has a total of 1 prime factors.
9 , 9 , 15 , 35 , 765 , 402 , 7213 , 7574 , 63047 , 68645 , 945416 , 378604 , 5844709 , 1824588 , 60488456 , 42436567 , 532268702 , 593459746 , 4341249709 , 3310022521
n×2
3997954
n×3
5996931
n×4
7995908
n×5
9994885
n÷2
999488.5
n÷3
666325.66666667
n÷3
499744.25
n÷5
399795.4
n2
3995909046529
n3
7987730278103400833
n4
1.5967289108132E+25
n5
3.1918243679507E+31
2 √n
1413.8518309922
3 √n
125.97061967192
4 √n
37.601221136982
5 √n
18.203779211909
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
1998978
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
999489
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1413.852184636
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999989994887
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1998977 can be divided by 2 positive divisors.
The sum of these divisors (counting 1998977) is 1998978, the average is 999489.
Base
System
Value
2
Binary
111101000000010000001
3
Ternary
10202120002012
4
Quaternary
13220002001
5
Quinary
1002431402
6
Senary
110502305
8
Octal
7500201
10
Decimal
1998977
12
Duodecimal
804995
16
Hexadecimal
1e8081
20
Vigesimal
c9h8h
36
Base36
16uf5
md5
869314acc015e4ecf8bd61aa76665ab9
sha1
5431504549f591146e8da36187ec25bf814511b1
sha256
9c09b27888d174444dcd0b3b38805ca514a03342bd0350ed3815e128fc762b6c
sha512
936e36b7c2aff6066d2fa6bfeee52553fdecf335062a970f41cab75fd61dae62c7e550432d73562183ba414248c5e40cc5c1c94ea79aa8a6d31d75d93ac58636
ripemd-160
b19e32026a4cd53385a6c7e7cc5cf71e54d7f988
Diameter
3997954
Circumference
12559942.91579
Area
12553518504989
Volume
3.3458926347395E+19
Surface area
50214074019954
Circumference
12559942.91579
Perimeter
7995908
Area
3995909046529
Diagonal
2826980.3842719
Surface area
23975454279174
Volume
7987730278103400833
Space diagonal
3462329.7271616
Perimeter
5996931
Area
1730279372753.1
Altitude
1731164.8635808
Surface area
1730279372753.1
Volume
9.4136304098934E+17
Height
942326.79475729