12856789 is an odd 8-digits composite number following 12856788
and preceding 12856790 . In scientific notation, it is written as 1.2856789 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 11687980 positive integers (up to 12856789) that are relatively prime to 12856789.
12856789 has 4 divisors, whose sum is 14025600
The reverse of 12856789 is 98765821
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
twelve million eight hundred fifty-six thousand seven hundred eighty-nine
Scientific notation
1.2856789 × 10^7
Engineering notation
1.2856789 × 10^6
Prime Factorization
11 × 1168799
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12856789
Product of the distinct prime numbers
The prime factorization of 12856789 is 11 × 1168799.
Since it has a total of 2 prime factors.
5 , 8 , 53 , 27 , 715 , 963 , 5767 , 9920 , 11024 , 82388 , 119674 , 778205 , 2266232 , 1128468 , 73595624 , 66633809 , 755864390 , 617445709 , 8373130131 , 4598899864
n×2
25713578
n×3
38570367
n×4
51427156
n×5
64283945
n÷2
6428394.5
n÷3
4285596.3333333
n÷3
3214197.25
n÷5
2571357.8
n2
165297023390521
n3
2.12518895206E+21
n4
2.7323105941766E+28
n5
3.5128740791794E+35
2 √n
3585.6364846426
3 √n
234.26685046485
4 √n
59.880184407219
5 √n
26.413533498701
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
-12856788
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 12856789 can be divided by 4 positive divisors.
The sum of these divisors (counting 12856789) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001000010110111010101
3
Ternary
220012012012101
4
Quaternary
301002313111
5
Quinary
11242404124
6
Senary
1135322101
8
Octal
61026725
10
Decimal
12856789
12
Duodecimal
4380331
16
Hexadecimal
c42dd5
20
Vigesimal
4071j9
36
Base36
7nkd1
md5
601370af3905949fb6f2cbf2e53dab12
sha1
0aba25b8eb2b12c5224f06255d15fe18fbbca90f
sha256
ed390e4355146310ec4f049f2b7b9b0004e1d1fa17b3d3d4b143a17cd0d02c23
sha512
ad3b0196886921b89d9728b3881687b6f62cd891e4553fe9d977476c2edca81cc6f6ae909409f311250f56f1106cf10f67c3e70f8015a5a5fa0b22635faa0a32
ripemd-160
499a706969a95625b927463f4aa787e1de75898c
Diameter
25713578
Circumference
80781587.742308
Area
5.1929591434392E+14
Volume
8.9019706657092E+21
Surface area
2.0771836573757E+15
Circumference
80781587.742308
Perimeter
51427156
Area
165297023390521
Diagonal
18182245.372369
Surface area
991782140343126
Volume
2.12518895206E+21
Space diagonal
22268611.770193
Perimeter
38570367
Area
71575710713071
Altitude
11134305.885096
Surface area
71575710713071
Volume
2.5045591988406E+20
Height
6060748.4574564