12897841 is an odd 8-digits composite number following 12897840
and preceding 12897842 . In scientific notation, it is written as 1.2897841 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 11725300 positive integers (up to 12897841) that are relatively prime to 12897841.
12897841 has 4 divisors, whose sum is 14070384
The reverse of 12897841 is 14879821
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twelve million eight hundred ninety-seven thousand eight hundred forty-one
Scientific notation
1.2897841 × 10^7
Engineering notation
1.2897841 × 10^6
Prime Factorization
11 × 1172531
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12897841
Product of the distinct prime numbers
The prime factorization of 12897841 is 11 × 1172531.
Since it has a total of 2 prime factors.
2 , 3 , 21 , 69 , 911 , 897 , 9272 , 3605 , 6859 , 43826 , 7749 , 52856 , 8091604 , 2123248 , 42868032 , 82611378 , 124685035 , 367388624 , 6580237382 , 7984223286
n×2
25795682
n×3
38693523
n×4
51591364
n×5
64489205
n÷2
6448920.5
n÷3
4299280.3333333
n÷3
3224460.25
n÷5
2579568.2
n2
166354302461281
n3
2.1456113428115E+21
n4
2.7673753947379E+28
n5
3.5693167828642E+35
2 √n
3591.3564289833
3 √n
234.51592522662
4 √n
59.927926953828
5 √n
26.430379790743
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
-12897840
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 12897841 can be divided by 4 positive divisors.
The sum of these divisors (counting 12897841) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001001100111000110001
3
Ternary
220021021111211
4
Quaternary
301030320301
5
Quinary
11300212331
6
Senary
1140240121
8
Octal
61147061
10
Decimal
12897841
12
Duodecimal
43a0041
16
Hexadecimal
c4ce31
20
Vigesimal
40c4c1
36
Base36
7og1d
md5
09a97f2250993c55c47d297310e91732
sha1
a17f5a5357e1aaa6c2d650347ee68522e8c22924
sha256
de2d2e76bf5d416814922505302cfe2bdf98a614f34ac7a20fe2b640a11fd338
sha512
2073a8f56a1072c1b2a2fa99f5c15eaa3099faa8685b55fdb3b8e16cdcc3ec7f929854f774f9068b00949c6617f3b207e744d61dd9d8ca17e0db3d0aa253a710
ripemd-160
29b6d7c21e2e3159f326fc854bc94d4b84dbe1e1
Diameter
25795682
Circumference
81039525.065538
Area
5.2261745450541E+14
Volume
8.9875157760474E+21
Surface area
2.0904698180217E+15
Circumference
81039525.065538
Perimeter
51591364
Area
166354302461281
Diagonal
18240301.667532
Surface area
998125814767686
Volume
2.1456113428115E+21
Space diagonal
22339715.919945
Perimeter
38693523
Area
72033525980155
Altitude
11169857.959972
Surface area
72033525980155
Volume
2.5286272171547E+20
Height
6080100.5558439