997639 is an odd 6-digits composite number following 997638
and preceding 997640 . In scientific notation, it is written as 9.97639 × 10^5.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 994840 positive integers (up to 997639) that are relatively prime to 997639.
997639 has 4 divisors, whose sum is 1000440
The reverse of 997639 is 936799
Previous prime number is 419
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 43
Digital Root 7
Name
nine hundred ninety-seven thousand six hundred thirty-nine
Scientific notation
9.97639 × 10^5
Engineering notation
9.97639 × 10^3
Prime Factorization
419 × 2381
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
997639
Product of the distinct prime numbers
The prime factorization of 997639 is 419 × 2381.
Since it has a total of 2 prime factors.
3 , 4 , 52 , 12 , 139 , 388 , 9422 , 117 , 69531 , 16513 , 538086 , 842902 , 2150508 , 2640801 , 75823088 , 98333271 , 987992112 , 601424328 , 165445739 , 8847426630
n×2
1995278
n×3
2992917
n×4
3990556
n×5
4988195
n÷2
498819.5
n÷3
332546.33333333
n÷3
249409.75
n÷5
199527.8
n2
995283574321
n3
992933709802028119
n4
9.9058939331319E+23
n5
9.8825061175557E+29
2 √n
998.8188023861
3 √n
99.921237981731
4 √n
31.604094709169
5 √n
15.841440981165
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
-997638
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 997639 can be divided by 4 positive divisors.
The sum of these divisors (counting 997639) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110011100100000111
3
Ternary
1212200111121
4
Quaternary
3303210013
5
Quinary
223411024
6
Senary
33214411
8
Octal
3634407
10
Decimal
997639
12
Duodecimal
401407
16
Hexadecimal
f3907
20
Vigesimal
64e1j
36
Base36
lds7
md5
eb1ae973c74b86e25826377ba17dc6dd
sha1
f5716df680269bb7405092aa397c4a795547642d
sha256
b6ffb32a5dbea7676386f0b723d96d77c85584b61b72775c1c519dff2506f649
sha512
665f849dd6558727ce307c64cd3746b4f05f5a4fe2cbca591209882a6c4da6ef16c62559530eb6807400a03883ccf610cc626867c0f5615d65d8fa9670690c5e
ripemd-160
4eac674284ef9f101086e7496b6f4ddb6566f7ce
Diameter
1995278
Circumference
6268350.7066693
Area
3126775565325.4
Volume
4.1591909976209E+18
Surface area
12507102261302
Circumference
6268350.7066693
Perimeter
3990556
Area
995283574321
Diagonal
1410874.6041523
Surface area
5971701445926
Volume
992933709802028119
Space diagonal
1727961.4356122
Perimeter
2992917
Area
430970429665.68
Altitude
863980.7178061
Surface area
430970429665.68
Volume
1.1701835991162E+17
Height
470291.53471744