1280497028 is an even 10-digits composite number following 1280497027
and preceding 1280497029 . In scientific notation, it is written as 1.280497028 × 10^9.
The sum of its digits is 41. It has a total of 5 prime factors and 24 positive divisors.
There are 636654368 positive integers (up to 1280497028) that are relatively prime to 1280497028.
1280497028 has 24 divisors, whose sum is 2253484800
The reverse of 1280497028 is 8207940821
Previous prime number is 1439
Is Prime? no Number parity even Number length 10 Sum of Digits 41 Digital Root 5
Name
one billion two hundred eighty million four hundred ninety-seven thousand twenty-eight
Scientific notation
1.280497028 × 10^9
Engineering notation
1.280497028 × 10^9
Prime Factorization
2 × 2 × 269 × 1439 × 827
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
640248514 Product of the distinct prime numbers
The prime factorization of 1280497028 is 2 × 2 × 269 × 1439 × 827.
Since it has a total of 5 prime factors.
4 , 5 , 100 , 40 , 997 , 323 , 647 , 5618 , 66397 , 21555 , 540491 , 18290 , 1060352 , 7843965 , 22188469 , 52030214 , 587583426 , 850817456 , 5953619443 , 8796548363
n×2
2560994056
n×3
3841491084
n×4
5121988112
n×5
6402485140
n÷2
640248514
n÷3
426832342.66667
n÷3
320124257
n÷5
256099405.6
n2
1639672638716832784
n3
2.0995959407698E+27
n4
2.6885263621566E+36
n5
3.4426500164412E+45
2 √n35784.033143289
3 √n1085.9075640308
4 √n189.16668084863
5 √n66.294227598795
1 , 2 , 4 , 269 , 538 , 827 , 1076 , 1439 , 1654 , 2878 , 3308 , 5756 , 222463 , 387091 , 444926 , 774182 , 889852 , 1190053 , 1548364 , 2380106 , 4760212 , 320124257 , 640248514 , 1280497028
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
-1280497027 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 1280497028 can be divided by 24 positive divisors.
The sum of these divisors (counting 1280497028) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001100010100101101010110000100
3
Ternary
10022020110222200212
4
Quaternary
1030110231112010
5
Quinary
10110301401103
6
Senary
331021254552
8
Octal
11424552604
10
Decimal
1280497028
12
Duodecimal
2b8a04458
16
Hexadecimal
4c52d584
20
Vigesimal
100322b8
36
Base36
l6dhtw
md5
535d4ff9b55d5fda553733b76845b029
sha1
169572f94e9a7fec3055a297b5af31436aa81bcd
sha256
5e4097d574e80e59b3698f39f0ad267c0d48e6ef3808cb339190d9cf160fd8dc
sha512
7a5329881be5876de53f5a9be476c9bee682ada7fa937ae860f5ad00d210e0d20eb31d8a69e4f60ece93a9498628fac0da73933a653b9a791016d60187ebd258
ripemd-160
d40f642f8a9058f3d5febec4e02a9e7ae95f9989
Diameter
2560994056
Circumference
8045600112.2167
Area
5.151183516085E+18
Volume
8.7947669107059E+27
Surface area
2.060473406434E+19
Circumference
8045600112.2167
Perimeter
5121988112
Area
1639672638716832784
Diagonal
1810896263.576
Surface area
9.838035832301E+18
Volume
2.0995959407698E+27
Space diagonal
2217885911.4369
Perimeter
3841491084
Area
7.0999907950952E+17
Altitude
1108942955.7185
Surface area
7.0999907950952E+17
Volume
2.4743975457835E+26
Height
603632087.85868