12971857 is an odd 8-digits composite number following 12971856
and preceding 12971858 . In scientific notation, it is written as 1.2971857 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 12553380 positive integers (up to 12971857) that are relatively prime to 12971857.
12971857 has 4 divisors, whose sum is 13390336
The reverse of 12971857 is 75817921
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twelve million nine hundred seventy-one thousand eight hundred fifty-seven
Scientific notation
1.2971857 × 10^7
Engineering notation
1.2971857 × 10^6
Prime Factorization
31 × 418447
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12971857
Product of the distinct prime numbers
The prime factorization of 12971857 is 31 × 418447.
Since it has a total of 2 prime factors.
5 , 6 , 71 , 36 , 923 , 476 , 4742 , 6076 , 86578 , 51154 , 432877 , 132970 , 9798096 , 4317925 , 40226561 , 42947551 , 316797935 , 952850113 , 5535363507 , 1075599237
n×2
25943714
n×3
38915571
n×4
51887428
n×5
64859285
n÷2
6485928.5
n÷3
4323952.3333333
n÷3
3242964.25
n÷5
2594371.4
n2
168269074028449
n3
2.1827623658195E+21
n4
2.8314481274392E+28
n5
3.6729140212059E+35
2 √n
3601.6464290655
3 √n
234.96367025534
4 √n
60.013718673862
5 √n
26.460645257041
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
-12971856
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 12971857 can be divided by 4 positive divisors.
The sum of these divisors (counting 12971857) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001011110111101010001
3
Ternary
220102001001011
4
Quaternary
301132331101
5
Quinary
11310044412
6
Senary
1142010521
8
Octal
61367521
10
Decimal
12971857
12
Duodecimal
4416a41
16
Hexadecimal
c5ef51
20
Vigesimal
4119ch
36
Base36
7q15d
md5
fedbaf544953cdf8d1e112b29e5c35e2
sha1
275d8b2732d7d5133b4469d4bdcd98878dd1fbae
sha256
5d071964f6f7aa936330094059b9830e58023001598c695898443a9b88fe483b
sha512
9d1e3bb80f4a55398eab9a932a767e5954a410cb8ccc3195350abd07f76708b61ff3afa7bc47eb48283680da2d38fc18ee25220d4b26743cd4cbd3cd8e1d651b
ripemd-160
ad42dbe56aa4903e0dfcdeac39e2ddbf0dc3b7b4
Diameter
25943714
Circumference
81504581.309235
Area
5.2863288679413E+14
Volume
9.1431336173209E+21
Surface area
2.1145315471765E+15
Circumference
81504581.309235
Perimeter
51887428
Area
168269074028449
Diagonal
18344976.098564
Surface area
1009614444170694
Volume
2.1827623658195E+21
Space diagonal
22467915.392518
Perimeter
38915571
Area
72862646389961
Altitude
11233957.696259
Surface area
72862646389961
Volume
2.5724101176495E+20
Height
6114992.0328548