1290248870 is an even 10-digits composite number following 1290248869
and preceding 1290248871 . In scientific notation, it is written as 1.290248870 × 10^9.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 516099544 positive integers (up to 1290248870) that are relatively prime to 1290248870.
1290248870 has 8 divisors, whose sum is 2322447984
The reverse of 1290248870 is 0788420921
Previous prime number is 5
Is Prime? no
Number parity even
Number length 10
Sum of Digits 41
Digital Root 5
Name
one billion two hundred ninety million two hundred forty-eight thousand eight hundred seventy
Scientific notation
1.290248870 × 10^9
Engineering notation
1.290248870 × 10^9
Prime Factorization
2 × 5 × 129024887
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1290248870
Product of the distinct prime numbers
The prime factorization of 1290248870 is 2 × 5 × 129024887.
Since it has a total of 3 prime factors.
6 , 7 , 15 , 98 , 473 , 486 , 1267 , 9496 , 9464 , 17070 , 667717 , 682769 , 8302720 , 800343 , 86774628 , 37030545 , 369774397 , 538040430 , 1251920529 , 966600367
n×2
2580497740
n×3
3870746610
n×4
5160995480
n×5
6451244350
n÷2
645124435
n÷3
430082956.66667
n÷3
322562217.5
n÷5
258049774
n2
1664742146536276900
n3
2.1479316734098E+27
n4
2.7713664144542E+36
n5
3.5757523846055E+45
2 √n
35920.034381943
3 √n
1088.6572332681
4 √n
189.52581455291
5 √n
66.394896383805
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
-1290248869
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 1290248870 can be divided by 8 positive divisors.
The sum of these divisors (counting 1290248870) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111001111010001010100110
3
Ternary
10022220211102201012
4
Quaternary
1030321322022212
5
Quinary
10120300430440
6
Senary
332010302222
8
Octal
11471721246
10
Decimal
1290248870
12
Duodecimal
300127972
16
Hexadecimal
4ce7a2a6
20
Vigesimal
1034123a
36
Base36
lc6iee
md5
3baf60f377f939eb3ba56bbd9ac29999
sha1
a210a8d48a89d850745aff660e82247a95402a9f
sha256
dbe8adbda80fc98b7eb1ebc4583febebe8f71e3d5fcdceaca078fbbf49013588
sha512
59874879d88eddfcaba50b4ade68b09ceb4c272d51393fec7d125df6963a1a98d1ff4164ba8ebe7906982ee810101b1c48c59759776bc6c83eb58d581f9d774e
ripemd-160
50a0148922fb6fa7b9b6c03086ceeedb8ec7a2f8
Diameter
2580497740
Circumference
8106872742.5891
Area
5.2299416976797E+18
Volume
8.9972351541294E+27
Surface area
2.0919766790719E+19
Circumference
8106872742.5891
Perimeter
5160995480
Area
1664742146536276900
Diagonal
1824687450.7906
Surface area
9.9884528792177E+18
Volume
2.1479316734098E+27
Space diagonal
2234776597.2483
Perimeter
3870746610
Area
7.2085449482553E+17
Altitude
1117388298.6242
Surface area
7.2085449482553E+17
Volume
2.5313617529891E+26
Height
608229150.26352