12782641 is an odd 8-digits composite number following 12782640
and preceding 12782642 . In scientific notation, it is written as 1.2782641 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 12226852 positive integers (up to 12782641) that are relatively prime to 12782641.
12782641 has 4 divisors, whose sum is 13338432
The reverse of 12782641 is 14628721
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twelve million seven hundred eighty-two thousand six hundred forty-one
Scientific notation
1.2782641 × 10^7
Engineering notation
1.2782641 × 10^6
Prime Factorization
23 × 555767
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12782641
Product of the distinct prime numbers
The prime factorization of 12782641 is 23 × 555767.
Since it has a total of 2 prime factors.
5 , 1 , 42 , 83 , 443 , 655 , 3434 , 6732 , 86164 , 66968 , 925000 , 607167 , 2072679 , 8374162 , 87750717 , 20099088 , 321434442 , 240555064 , 9828242431 , 6445014818
n×2
25565282
n×3
38347923
n×4
51130564
n×5
63913205
n÷2
6391320.5
n÷3
4260880.3333333
n÷3
3195660.25
n÷5
2556528.2
n2
163395910934881
n3
2.0886312703486E+21
n4
2.669822371024E+28
n5
3.4127380902568E+35
2 √n
3575.2819469239
3 √n
233.81562533462
4 √n
59.793661427646
5 √n
26.382996411279
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
-12782640
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 12782641 can be divided by 4 positive divisors.
The sum of these divisors (counting 12782641) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000110000110000110001
3
Ternary
220001102111011
4
Quaternary
300300300301
5
Quinary
11233021031
6
Senary
1133550521
8
Octal
60606061
10
Decimal
12782641
12
Duodecimal
4345441
16
Hexadecimal
c30c31
20
Vigesimal
3jhgc1
36
Base36
7lz5d
md5
a1af35b1eb4c0ccf14c674f64c181038
sha1
e425de68f0f5e6ea4f33351fe4fd1b35e0cba325
sha256
2e355fe9bdc4556a8daa775a06bbd9caf195caf61c1bc556d2589c850cc49424
sha512
9f7150dec9eda2445204fa08eeff40b108fa3c100d5247eb39dcb5e24910c798546fb1c1aeee9ef4e42f28fa7d979b29b7202ff88d2596e6adea2e903b9c97e9
ripemd-160
dac11753c7f49561234df2593bb13557ff69a7e0
Diameter
25565282
Circumference
80315702.118151
Area
5.1332339341963E+14
Volume
8.7488382066466E+21
Surface area
2.0532935736785E+15
Circumference
80315702.118151
Perimeter
51130564
Area
163395910934881
Diagonal
18077384.265146
Surface area
980375465609286
Volume
2.0886312703486E+21
Space diagonal
22140183.666913
Perimeter
38347923
Area
70752504872053
Altitude
11070091.833457
Surface area
70752504872053
Volume
2.4614755577696E+20
Height
6025794.7550488