12790891 is an odd 8-digits composite number following 12790890
and preceding 12790892 . In scientific notation, it is written as 1.2790891 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 12781552 positive integers (up to 12790891) that are relatively prime to 12790891.
12790891 has 4 divisors, whose sum is 12800232
The reverse of 12790891 is 19809721
Previous prime number is 7673
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twelve million seven hundred ninety thousand eight hundred ninety-one
Scientific notation
1.2790891 × 10^7
Engineering notation
1.2790891 × 10^6
Prime Factorization
7673 × 1667
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12790891
Product of the distinct prime numbers
The prime factorization of 12790891 is 7673 × 1667.
Since it has a total of 2 prime factors.
3 , 7 , 65 , 96 , 619 , 388 , 8160 , 4860 , 8897 , 33978 , 751854 , 989811 , 5472534 , 9670858 , 1654122 , 57205619 , 905276969 , 42146970 , 6540247819 , 8168949843
n×2
25581782
n×3
38372673
n×4
51163564
n×5
63954455
n÷2
6395445.5
n÷3
4263630.3333333
n÷3
3197722.75
n÷5
2558178.2
n2
163606892573881
n3
2.0926779297612E+21
n4
2.6767215297681E+28
n5
3.4237653324618E+35
2 √n
3576.4355159852
3 √n
233.86591656072
4 √n
59.803306898408
5 √n
26.386401084077
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
-12790890
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 12790891 can be divided by 4 positive divisors.
The sum of these divisors (counting 12790891) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000110010110001101011
3
Ternary
220001211210201
4
Quaternary
300302301223
5
Quinary
11233302031
6
Senary
1134053031
8
Octal
60626153
10
Decimal
12790891
12
Duodecimal
434a177
16
Hexadecimal
c32c6b
20
Vigesimal
3jih4b
36
Base36
7m5ij
md5
317ce232128085a66f190848391db93a
sha1
8fead186580608dcf8ff859eb488cb4bb011eaba
sha256
210f2bdd50a24dc4f4ba2baf4e60045d23e43078aa62762464e18b907e7ed173
sha512
e635b9b935ab25200a2d00d006878f486b9b99321c6673383c923560345c6f057cad0f1c364833b0fe8882a4e7cc8168439d5137d45881179f6f6f3e1bc2147a
ripemd-160
e62e33894ab81eb744d82e49238743260bb02913
Diameter
25581782
Circumference
80367538.396936
Area
5.1398621178676E+14
Volume
8.7657888139565E+21
Surface area
2.055944847147E+15
Circumference
80367538.396936
Perimeter
51163564
Area
163606892573881
Diagonal
18089051.527036
Surface area
981641355443286
Volume
2.0926779297612E+21
Space diagonal
22154473.086075
Perimeter
38372673
Area
70843862601606
Altitude
11077236.543038
Surface area
70843862601606
Volume
2.4662445916226E+20
Height
6029683.8423453