280980 is an even 6-digits composite number following 280979
and preceding 280981 . In scientific notation, it is written as 2.80980 × 10^5.
The sum of its digits is 27. It has a total of 5 prime factors and 24 positive divisors.
There are 63936 positive integers (up to 280980) that are relatively prime to 280980.
280980 has 24 divisors, whose sum is 564480
The reverse of 280980 is 089082
Previous prime number is 35
Is Prime? no
Number parity even
Number length 6
Sum of Digits 27
Digital Root 9
Name
two hundred eighty thousand nine hundred eighty
Scientific notation
2.80980 × 10^5
Engineering notation
2.80980 × 10^3
Prime Factorization
2 × 2 × 9 × 35 × 223
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
140490
Product of the distinct prime numbers
The prime factorization of 280980 is 2 × 2 × 9 × 35 × 223.
Since it has a total of 5 prime factors.
6 , 10 , 90 , 99 , 356 , 873 , 2922 , 2826 , 20406 , 86569 , 437901 , 510952 , 1630336 , 8549974 , 19559787 , 9297595 , 623388008 , 410715539 , 9349628502 , 3390709218
n×2
561960
n×3
842940
n×4
1123920
n×5
1404900
n÷2
140490
n÷3
93660
n÷3
70245
n÷5
56196
n2
78949760400
n3
22183303677192000
n4
6.2330646672174E+21
n5
1.7513665101947E+27
2 √n
530.07546632531
3 √n
65.49756221139
4 √n
23.023367831951
5 √n
12.295185392944
1 , 2 , 4 , 9 , 18 , 35 , 36 , 70 , 140 , 223 , 315 , 446 , 630 , 892 , 1260 , 2007 , 4014 , 7805 , 8028 , 15610 , 31220 , 70245 , 140490 , 280980
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-280979
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 280980 can be divided by 24 positive divisors.
The sum of these divisors (counting 280980) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1000100100110010100
3
Ternary
112021102200
4
Quaternary
1010212110
5
Quinary
32442410
6
Senary
10004500
8
Octal
1044624
10
Decimal
280980
12
Duodecimal
116730
16
Hexadecimal
44994
20
Vigesimal
1f290
36
Base36
60t0
md5
ad817d6a71578a860e249f43a1d807e8
sha1
7bda1624257984bd7d42a73e492ba6e9c6c3040c
sha256
335a85a21bac905475b0aec76a0106a2a2d1ac1fedeb7c9442f78623da3bfe20
sha512
1a211edd6f150c52d9a30e7b6f30ca2b252b0017759658e76989f15b17294ed5c5147d585dc34c774cc480e42b341805ab09fc066dee53833993b3835e4515b5
ripemd-160
f68b587ad8073cfd121c8985a93db83e8ade7c43
Diameter
561960
Circumference
1765449.4076113
Area
248027987275.31
Volume
9.2921205152824E+16
Surface area
992111949101.26
Circumference
1765449.4076113
Perimeter
1123920
Area
78949760400
Diagonal
397365.72675559
Surface area
473698562400
Volume
22183303677192000
Space diagonal
486671.6359107
Perimeter
842940
Area
34186249064.547
Altitude
243335.81795535
Surface area
34186249064.547
Volume
2.6143274098772E+15
Height
132455.24225186