12860891 is an odd 8-digits composite number following 12860890
and preceding 12860892 . In scientific notation, it is written as 1.2860891 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 11063808 positive integers (up to 12860891) that are relatively prime to 12860891.
12860891 has 8 divisors, whose sum is 13355280
The reverse of 12860891 is 19806821
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twelve million eight hundred sixty thousand eight hundred ninety-one
Scientific notation
1.2860891 × 10^7
Engineering notation
1.2860891 × 10^6
Prime Factorization
323 × 29 × 1373
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12860891
Product of the distinct prime numbers
The prime factorization of 12860891 is 323 × 29 × 1373.
Since it has a total of 3 prime factors.
5 , 2 , 69 , 64 , 538 , 988 , 2235 , 5933 , 99520 , 41938 , 816844 , 796547 , 8992849 , 9101369 , 11321979 , 50358572 , 996538921 , 485537839 , 7929699015 , 684599236
n×2
25721782
n×3
38582673
n×4
51443564
n×5
64304455
n÷2
6430445.5
n÷3
4286963.6666667
n÷3
3215222.75
n÷5
2572178.2
n2
165402517313881
n3
2.1272237462994E+21
n4
2.7357992733769E+28
n5
3.5184816252779E+35
2 √n
3586.2084434678
3 √n
234.29176234706
4 √n
59.884960077367
5 √n
26.415218748253
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12860890
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12860891 can be divided by 8 positive divisors.
The sum of these divisors (counting 12860891) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001000011110111011011
3
Ternary
220012101211022
4
Quaternary
301003313123
5
Quinary
11243022031
6
Senary
1135353055
8
Octal
61036733
10
Decimal
12860891
12
Duodecimal
438278b
16
Hexadecimal
c43ddb
20
Vigesimal
407c4b
36
Base36
7nniz
md5
990acfabcd8c650f559f605c73ccaad7
sha1
ef555a0606ff7cc5b117ca1d802c56f03812c242
sha256
aa83dd40f97db207f8aa7db140ee28e484286afa0e48382a37763d7ba0ab77b4
sha512
a6e74ed8e2cab2cff0c11bd28b9de6ff80b96d086c72ff7d9d3e1cdb4e19b6adcfb264408f095c45a2d98960addfc00fbd7da06dd2762a2319b80e785e3b66c9
ripemd-160
fbde8c4501684fddbe4286edb5b156596a2e1741
Diameter
25721782
Circumference
80807361.368438
Area
5.1962733327855E+14
Volume
8.9104939918881E+21
Surface area
2.0785093331142E+15
Circumference
80807361.368438
Perimeter
51443564
Area
165402517313881
Diagonal
18188046.476402
Surface area
992415103883286
Volume
2.1272237462994E+21
Space diagonal
22275716.642605
Perimeter
38582673
Area
71621390921858
Altitude
11137858.321303
Surface area
71621390921858
Volume
2.506957226849E+20
Height
6062682.1588007