289989 is an odd 6-digits composite number following 289988
and preceding 289990 . In scientific notation, it is written as 2.89989 × 10^5.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 165672 positive integers (up to 289989) that are relatively prime to 289989.
289989 has 12 divisors, whose sum is 478816
The reverse of 289989 is 989982
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 45
Digital Root 9
Name
two hundred eighty-nine thousand nine hundred eighty-nine
Scientific notation
2.89989 × 10^5
Engineering notation
2.89989 × 10^3
Prime Factorization
3 × 7 × 3 × 4603
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
96663
Product of the distinct prime numbers
The prime factorization of 289989 is 3 × 7 × 3 × 4603.
Since it has a total of 4 prime factors.
2 , 1 , 40 , 87 , 41 , 358 , 5022 , 7305 , 67624 , 78097 , 240033 , 444998 , 6001809 , 7991388 , 92067516 , 80281620 , 142245811 , 543585416 , 7079043340 , 3943926288
n×2
579978
n×3
869967
n×4
1159956
n×5
1449945
n÷2
144994.5
n÷3
96663
n÷3
72497.25
n÷5
57997.8
n2
84093620121
n3
24386224805268669
n4
7.0717369450551E+21
n5
2.0507259249596E+27
2 √n
538.506267373
3 √n
66.190222571227
4 √n
23.205737811434
5 √n
12.373036807378
1 , 3 , 7 , 9 , 21 , 63 , 4603 , 13809 , 32221 , 41427 , 96663 , 289989
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
-289988
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 289989 can be divided by 12 positive divisors.
The sum of these divisors (counting 289989) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1000110110011000101
3
Ternary
112201210100
4
Quaternary
1012303011
5
Quinary
33234424
6
Senary
10114313
8
Octal
1066305
10
Decimal
289989
12
Duodecimal
11b999
16
Hexadecimal
46cc5
20
Vigesimal
1g4j9
36
Base36
67r9
md5
7aa3ab82d2a1ae117fdd5bf7543737ee
sha1
6918b6f64f39ae48d6dc9b45a7177ebc50c8f203
sha256
3136cbdd1f713682efa40943eee61ca9292c3fc24570d5b17cb7414f1e214dc2
sha512
0a80d47af456440dc1c494addf753478f97c50fad9f94a1cedcb27a1de55143d212b478abdb080242eef6d007371e2098c16fba566dfe763c1e6a91763f51502
ripemd-160
9974e5fbc74760fe42671ba4650518b467587214
Diameter
579978
Circumference
1822054.6240437
Area
264187899185.9
Volume
1.0214877959603E+17
Surface area
1056751596743.6
Circumference
1822054.6240437
Perimeter
1159956
Area
84093620121
Diagonal
410106.37673901
Surface area
504561720726
Volume
24386224805268669
Space diagonal
502275.68163609
Perimeter
869967
Area
36413605660.492
Altitude
251137.84081805
Surface area
36413605660.492
Volume
2.8739441545575E+15
Height
136702.12557967