12830891 is an odd 8-digits composite number following 12830890
and preceding 12830892 . In scientific notation, it is written as 1.2830891 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 12756552 positive integers (up to 12830891) that are relatively prime to 12830891.
12830891 has 4 divisors, whose sum is 12905232
The reverse of 12830891 is 19803821
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twelve million eight hundred thirty thousand eight hundred ninety-one
Scientific notation
1.2830891 × 10^7
Engineering notation
1.2830891 × 10^6
Prime Factorization
173 × 74167
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12830891
Product of the distinct prime numbers
The prime factorization of 12830891 is 173 × 74167.
Since it has a total of 2 prime factors.
5 , 7 , 4 , 20 , 43 , 760 , 8835 , 3497 , 59389 , 4300 , 57766 , 440677 , 1015882 , 1533427 , 2729242 , 84784065 , 942807378 , 227439517 , 40264160 , 9545575534
n×2
25661782
n×3
38492673
n×4
51323564
n×5
64154455
n÷2
6415445.5
n÷3
4276963.6666667
n÷3
3207722.75
n÷5
2566178.2
n2
164631763853881
n3
2.1123722171469E+21
n4
2.710361766964E+28
n5
3.4776356402483E+35
2 √n
3582.0233109236
3 √n
234.1094466952
4 √n
59.850006774633
5 √n
26.402883724037
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
-12830890
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 12830891 can be divided by 4 positive divisors.
The sum of these divisors (counting 12830891) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000111100100010101011
3
Ternary
220010212200012
4
Quaternary
300330202223
5
Quinary
11241042031
6
Senary
1135002135
8
Octal
60744253
10
Decimal
12830891
12
Duodecimal
436934b
16
Hexadecimal
c3c8ab
20
Vigesimal
403h4b
36
Base36
7n0dn
md5
0961f981dec8467c1d6a3f413a4c68f2
sha1
65236f1f8d79148c355a94857a25e67d3309af31
sha256
4f63e84008f4a759605fcce6ed74091daa5db996af1a40cd9a024e2a1d4a3f62
sha512
5e3241f4681eabc3604cfb21dc11d035048a028c4c74e260ec8d55fd1c08d462329a2f06087204b7e999c6488e644485eea71f7fd212b451cfd00cf7f7e4ce4a
ripemd-160
9a5291783d59d5b81cd5a90bf9aa766e1b7c2260
Diameter
25661782
Circumference
80618865.809223
Area
5.1720593987088E+14
Volume
8.8482840520478E+21
Surface area
2.0688237594835E+15
Circumference
80618865.809223
Perimeter
51323564
Area
164631763853881
Diagonal
18145620.069531
Surface area
987790583123286
Volume
2.1123722171469E+21
Space diagonal
22223755.118378
Perimeter
38492673
Area
71287644883651
Altitude
11111877.559189
Surface area
71287644883651
Volume
2.489454531891E+20
Height
6048540.023177