12786971 is an odd 8-digits composite number following 12786970
and preceding 12786972 . In scientific notation, it is written as 1.2786971 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 12778272 positive integers (up to 12786971) that are relatively prime to 12786971.
12786971 has 4 divisors, whose sum is 12795672
The reverse of 12786971 is 17968721
Previous prime number is 1873
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twelve million seven hundred eighty-six thousand nine hundred seventy-one
Scientific notation
1.2786971 × 10^7
Engineering notation
1.2786971 × 10^6
Prime Factorization
1873 × 6827
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12786971
Product of the distinct prime numbers
The prime factorization of 12786971 is 1873 × 6827.
Since it has a total of 2 prime factors.
10 , 9 , 52 , 15 , 309 , 86 , 3640 , 6565 , 98195 , 23013 , 986265 , 731567 , 529404 , 2618567 , 3876440 , 54610328 , 157003218 , 721139070 , 2161829294 , 1073594059
n×2
25573942
n×3
38360913
n×4
51147884
n×5
63934855
n÷2
6393485.5
n÷3
4262323.6666667
n÷3
3196742.75
n÷5
2557394.2
n2
163506627354841
n3
2.0907545022942E+21
n4
2.6734417188955E+28
n5
3.4185221729707E+35
2 √n
3575.8874423002
3 √n
233.84202330572
4 √n
59.798724420343
5 √n
26.384783567763
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12786970
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12786971 can be divided by 4 positive divisors.
The sum of these divisors (counting 12786971) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000110001110100011011
3
Ternary
220001122102112
4
Quaternary
300301310123
5
Quinary
11233140341
6
Senary
1134022535
8
Octal
60616433
10
Decimal
12786971
12
Duodecimal
4347a4b
16
Hexadecimal
c31d1b
20
Vigesimal
3ji78b
36
Base36
7m2hn
md5
e451b1fdd63795d020c1a1f84c3ee07e
sha1
bfce76fe61b2be71bd438216b63347d7c6d71ff2
sha256
0a1ebcb395f644503cacb44e42aa137e8778717773447641e6a2a6c23aa28204
sha512
0cd24cc373fcb8a6fc8be091e5ae6f21c3ca43f1fb09063d5ea424c77b46568c0c47b30faf15a9c3745ea76af5eac71020067a9806e075edd236befcef45df13
ripemd-160
63214cc3ad610ec650e12d72b241ade449d43dba
Diameter
25573942
Circumference
80342908.310531
Area
5.1367121931121E+14
Volume
8.7577319798228E+21
Surface area
2.0546848772448E+15
Circumference
80342908.310531
Perimeter
51147884
Area
163506627354841
Diagonal
18083507.809871
Surface area
981039764129046
Volume
2.0907545022942E+21
Space diagonal
22147683.44691
Perimeter
38360913
Area
70800446488204
Altitude
11073841.723455
Surface area
70800446488204
Volume
2.4639778106142E+20
Height
6027835.9366238