2012287981 is an odd 10-digits composite number following 2012287980
and preceding 2012287982 . In scientific notation, it is written as 2.012287981 × 10^9.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 1824253440 positive integers (up to 2012287981) that are relatively prime to 2012287981.
2012287981 has 8 divisors, whose sum is 2201342400
The reverse of 2012287981 is 1897822102
Previous prime number is 359
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 40
Digital Root 4
Name
two billion twelve million two hundred eighty-seven thousand nine hundred eighty-one
Scientific notation
2.012287981 × 10^9
Engineering notation
2.012287981 × 10^9
Prime Factorization
11 × 359 × 509569
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2012287981
Product of the distinct prime numbers
The prime factorization of 2012287981 is 11 × 359 × 509569.
Since it has a total of 3 prime factors.
4 , 3 , 33 , 5 , 17 , 185 , 2290 , 2536 , 7145 , 93255 , 951516 , 572339 , 5566699 , 4302439 , 57543871 , 24231454 , 660776933 , 304433854 , 7213648992 , 3340698526
n×2
4024575962
n×3
6036863943
n×4
8049151924
n×5
10061439905
n÷2
1006143990.5
n÷3
670762660.33333
n÷3
503071995.25
n÷5
402457596.2
n2
4049302918477056361
n3
8.1483635942796E+27
n4
1.6396854125587E+37
n5
3.2995192483129E+46
2 √n
44858.532978688
3 √n
1262.4960977038
4 √n
211.79833091573
5 √n
72.566809083089
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
-2012287980
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 2012287981 can be divided by 8 positive divisors.
The sum of these divisors (counting 2012287981) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111111100010001001111101101
3
Ternary
12012020110211011111
4
Quaternary
1313330101033231
5
Quinary
13110121203411
6
Senary
531402152021
8
Octal
16774211755
10
Decimal
2012287981
12
Duodecimal
481ab2611
16
Hexadecimal
77f113ed
20
Vigesimal
1b8gfjj1
36
Base36
xa2bcd
md5
3a12961a12e46f9dd219387cf8aab0d6
sha1
04ec5f4ef86b1311a0127f99579eacf558efba50
sha256
20de95457b59fe78756067c20026c60de52e2fd29489e8131cf14571303dafc1
sha512
8562ee8506433a8c8b1cb9ffc3d5d421810681046275ab31a66267a966c47a8537cf30fa0222216d139fe212dbcd3ad3e37b8bb4b6169c3222a8e2efa68e3400
ripemd-160
21823065d3a74caea26d1e74cd004b654bc8b310
Diameter
4024575962
Circumference
12643578276.033
Area
1.2721260300847E+19
Volume
3.4131785608756E+28
Surface area
5.0885041203389E+19
Circumference
12643578276.033
Perimeter
8049151924
Area
4049302918477056361
Diagonal
2845804954.1306
Surface area
2.4295817510862E+19
Volume
8.1483635942796E+27
Space diagonal
3485385022.5522
Perimeter
6036863943
Area
1.7533995975098E+18
Altitude
1742692511.2761
Surface area
1.7533995975098E+18
Volume
9.6029385884812E+26
Height
948601651.37686