409989 is an odd 6-digits composite number following 409988
and preceding 409990 . In scientific notation, it is written as 4.09989 × 10^5.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 257216 positive integers (up to 409989) that are relatively prime to 409989.
409989 has 8 divisors, whose sum is 578880
The reverse of 409989 is 989904
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 39
Digital Root 3
Name
four hundred nine thousand nine hundred eighty-nine
Scientific notation
4.09989 × 10^5
Engineering notation
4.09989 × 10^3
Prime Factorization
3 × 17 × 8039
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
409989
Product of the distinct prime numbers
The prime factorization of 409989 is 3 × 17 × 8039.
Since it has a total of 3 prime factors.
5 , 4 , 72 , 33 , 976 , 324 , 1861 , 4790 , 98233 , 3030 , 375723 , 871948 , 275005 , 9109196 , 55763496 , 65704717 , 989697135 , 898039859 , 8213702513 , 7556885022
n×2
819978
n×3
1229967
n×4
1639956
n×5
2049945
n÷2
204994.5
n÷3
136663
n÷3
102497.25
n÷5
81997.8
n2
168090980121
n3
68915452848828669
n4
2.8254577598038E+22
n5
1.1584066014842E+28
2 √n
640.30383412877
3 √n
74.288924030091
4 √n
25.304225618042
5 √n
13.260333321509
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-409988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 409989 can be divided by 8 positive divisors.
The sum of these divisors (counting 409989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100100000110000101
3
Ternary
202211101210
4
Quaternary
1210012011
5
Quinary
101104424
6
Senary
12442033
8
Octal
1440605
10
Decimal
409989
12
Duodecimal
179319
16
Hexadecimal
64185
20
Vigesimal
2b4j9
36
Base36
8scl
md5
fef2babc3ce74fe24a8892de40ff2958
sha1
300571815a4db2115bea388141607d90807863a0
sha256
bd00a218fcb1135d61cb09a9bbfe7ea4a41f41c4922ce3994500739cc3af38d0
sha512
7209daf78e345c72c93ea3d8fc9282c2fa627ef6143d2d3b0ae66dc5b0802d0d305728d967d089c6c38054f5751085179174c4e45cf5a38a87566d97bb7e9679
ripemd-160
78917e748784f0d506b0df3bb5b9996938c03f6e
Diameter
819978
Circumference
2576036.8609053
Area
528073388282.84
Volume
2.8867237385159E+17
Surface area
2112293553131.4
Circumference
2576036.8609053
Perimeter
1639956
Area
168090980121
Diagonal
579812.00422378
Surface area
1008545880726
Volume
68915452848828669
Space diagonal
710121.77854436
Perimeter
1229967
Area
72785529465.906
Altitude
355060.88927218
Surface area
72785529465.906
Volume
8.1217640063248E+15
Height
193270.66807459