12893897 is an odd 8-digits composite number following 12893896
and preceding 12893898 . In scientific notation, it is written as 1.2893897 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 12822480 positive integers (up to 12893897) that are relatively prime to 12893897.
12893897 has 4 divisors, whose sum is 12965316
The reverse of 12893897 is 79839821
Previous prime number is 181
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
twelve million eight hundred ninety-three thousand eight hundred ninety-seven
Scientific notation
1.2893897 × 10^7
Engineering notation
1.2893897 × 10^6
Prime Factorization
181 × 71237
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12893897
Product of the distinct prime numbers
The prime factorization of 12893897 is 181 × 71237.
Since it has a total of 2 prime factors.
1 , 5 , 73 , 6 , 985 , 139 , 9628 , 734 , 21972 , 52381 , 413685 , 320693 , 9720283 , 213242 , 87168908 , 8288090 , 994454517 , 258192420 , 1395477358 , 120908005
n×2
25787794
n×3
38681691
n×4
51575588
n×5
64469485
n÷2
6446948.5
n÷3
4297965.6666667
n÷3
3223474.25
n÷5
2578779.4
n2
166252579846609
n3
2.1436436405265E+21
n4
2.7639920305653E+28
n5
3.563862855093E+35
2 √n
3590.807290847
3 √n
234.4920187681
4 √n
59.923345123975
5 √n
26.42876317645
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
-12893896
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 12893897 can be divided by 4 positive divisors.
The sum of these divisors (counting 12893897) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001001011111011001001
3
Ternary
220021002002202
4
Quaternary
301023323021
5
Quinary
11300101042
6
Senary
1140205545
8
Octal
61137311
10
Decimal
12893897
12
Duodecimal
43998b5
16
Hexadecimal
c4bec9
20
Vigesimal
40beeh
36
Base36
7oczt
md5
83822070f7d9634d28623f3778a83238
sha1
f913abdf520e50cb9c4d2472a99d48922ce19eb4
sha256
0857473a2e309d2d0f04a6cbdd866fb99eafa2c2aa72ce4d90fbc79fbfd0f2af
sha512
73f17748ceac2e1acd49ab35b25cc272e414b6af9f6969fbe5c1a97e25113c8891156c9cc066abd23a00f6e4e2146e832db3933643cd4fe962f653aad0494042
ripemd-160
d24502e26c3fa0ab973887f99a2b44fe3525f421
Diameter
25787794
Circumference
81014744.182687
Area
5.2229788348646E+14
Volume
8.9792734839898E+21
Surface area
2.0891915339458E+15
Circumference
81014744.182687
Perimeter
51575588
Area
166252579846609
Diagonal
18234724.009242
Surface area
997515479079654
Volume
2.1436436405265E+21
Space diagonal
22332884.71156
Perimeter
38681691
Area
71989478795932
Altitude
11166442.35578
Surface area
71989478795932
Volume
2.5263082577728E+20
Height
6078241.3364139