12987570 is an even 8-digits composite number following 12987569
and preceding 12987571 . In scientific notation, it is written as 1.2987570 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 3378560 positive integers (up to 12987570) that are relatively prime to 12987570.
12987570 has 16 divisors, whose sum is 21288960
The reverse of 12987570 is 07578921
Previous prime number is 41
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
twelve million nine hundred eighty-seven thousand five hundred seventy
Scientific notation
1.2987570 × 10^7
Engineering notation
1.2987570 × 10^6
Prime Factorization
2 × 15 × 41 × 10559
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12987570
Product of the distinct prime numbers
The prime factorization of 12987570 is 2 × 15 × 41 × 10559.
Since it has a total of 4 prime factors.
8 , 8 , 12 , 99 , 327 , 235 , 1863 , 2537 , 23767 , 76180 , 668355 , 993585 , 8405787 , 926077 , 36971107 , 59452903 , 87403899 , 892274349 , 6517363830 , 9757062177
n×2
25975140
n×3
38962710
n×4
51950280
n×5
64937850
n÷2
6493785
n÷3
4329190
n÷3
3246892.5
n÷5
2597514
n2
168676974504900
n3
2.1907040137706E+21
n4
2.8451921728127E+28
n5
3.6952132507857E+35
2 √n
3603.8271323691
3 √n
235.05850361741
4 √n
60.031884298006
5 √n
26.467052586553
1 , 2 , 15 , 30 , 41 , 82 , 615 , 1230 , 10559 , 21118 , 158385 , 316770 , 432919 , 865838 , 6493785 , 12987570
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
-12987569
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 12987570 can be divided by 16 positive divisors.
The sum of these divisors (counting 12987570) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110001100010110010110010
3
Ternary
220102211121010
4
Quaternary
301202302302
5
Quinary
11311100240
6
Senary
1142211350
8
Octal
61426262
10
Decimal
12987570
12
Duodecimal
4423b56
16
Hexadecimal
c62cb2
20
Vigesimal
4138ia
36
Base36
7qd9u
md5
206d2dcbc352aa36c673191b25b47efe
sha1
89e733e2ac1ea515c840d35807bc25207d914efd
sha256
0ba98aea17d5203ca018b45b27e5be7cef5efa33f0200728169c1d68a9b7491d
sha512
874e35fbdd130a602e53eb1a53074f34cf4137abe368e1c754cf8f0706c4c4771f18ff52186c6dc78e60f4d0c89e87ab6a4ac63fe8a5838ff24bce300e2d09aa
ripemd-160
7b0ecc98aadaee22b3a74942b40034ae1f768aed
Diameter
25975140
Circumference
81603308.999966
Area
5.2991434393435E+14
Volume
9.1763995144685E+21
Surface area
2.1196573757374E+15
Circumference
81603308.999966
Perimeter
51950280
Area
168676974504900
Diagonal
18367197.63627
Surface area
1012061847029400
Volume
2.1907040137706E+21
Space diagonal
22495131.106857
Perimeter
38962710
Area
73039272477372
Altitude
11247565.553429
Surface area
73039272477372
Volume
2.5817694395163E+20
Height
6122399.21209