12991570 is an even 8-digits composite number following 12991569
and preceding 12991571 . In scientific notation, it is written as 1.2991570 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 4890880 positive integers (up to 12991570) that are relatively prime to 12991570.
12991570 has 16 divisors, whose sum is 24760728
The reverse of 12991570 is 07519921
Previous prime number is 17
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twelve million nine hundred ninety-one thousand five hundred seventy
Scientific notation
1.2991570 × 10^7
Engineering notation
1.2991570 × 10^6
Prime Factorization
2 × 5 × 17 × 76421
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12991570
Product of the distinct prime numbers
The prime factorization of 12991570 is 2 × 5 × 17 × 76421.
Since it has a total of 4 prime factors.
4 , 2 , 6 , 13 , 656 , 903 , 966 , 9523 , 68757 , 66329 , 940964 , 348759 , 7067828 , 3207665 , 19023594 , 79493834 , 652830537 , 639638930 , 6144200498 , 5067382984
n×2
25983140
n×3
38974710
n×4
51966280
n×5
64957850
n÷2
6495785
n÷3
4330523.3333333
n÷3
3247892.5
n÷5
2598314
n2
168780891064900
n3
2.192728760932E+21
n4
2.8486989188662E+28
n5
3.7009071413374E+35
2 √n
3604.3820552211
3 √n
235.08263277846
4 √n
60.036506021096
5 √n
26.468682686262
1 , 2 , 5 , 10 , 17 , 34 , 85 , 170 , 76421 , 152842 , 382105 , 764210 , 1299157 , 2598314 , 6495785 , 12991570
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12991569
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12991570 can be divided by 16 positive divisors.
The sum of these divisors (counting 12991570) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110001100011110001010010
3
Ternary
220110001002021
4
Quaternary
301203301102
5
Quinary
11311212240
6
Senary
1142242054
8
Octal
61436122
10
Decimal
12991570
12
Duodecimal
442632a
16
Hexadecimal
c63c52
20
Vigesimal
413iia
36
Base36
7qgcy
md5
08c7b8e969f64f0e0f9e52b6439ffa5d
sha1
1a8b36d791980028f218635ae77f4d805efbc93b
sha256
a33d71aee2cae67ed70a0891d1a8bd12fde4cb2d73ab6cda9b5178390d178e31
sha512
a50151fc42f39071bf3dc2090b52e7fee660aab8b1b90d128cd41659a9b672d645d1221f9a4638f4d0b4bbf5f3346501a8339b938cef66070300ab1f5ad99265
ripemd-160
92bebd0c061662fafe34473a061107e41077316c
Diameter
25983140
Circumference
81628441.741195
Area
5.3024080743583E+14
Volume
9.1848807555455E+21
Surface area
2.1209632297433E+15
Circumference
81628441.741195
Perimeter
51966280
Area
168780891064900
Diagonal
18372854.490519
Surface area
1012685346389400
Volume
2.192728760932E+21
Space diagonal
22502059.310088
Perimeter
38974710
Area
73084269667789
Altitude
11251029.655044
Surface area
73084269667789
Volume
2.5841556269297E+20
Height
6124284.8301731