12971515 is an odd 8-digits composite number following 12971514
and preceding 12971516 . In scientific notation, it is written as 1.2971515 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 10377208 positive integers (up to 12971515) that are relatively prime to 12971515.
12971515 has 4 divisors, whose sum is 15565824
The reverse of 12971515 is 51517921
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twelve million nine hundred seventy-one thousand five hundred fifteen
Scientific notation
1.2971515 × 10^7
Engineering notation
1.2971515 × 10^6
Prime Factorization
5 × 2594303
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12971515
Product of the distinct prime numbers
The prime factorization of 12971515 is 5 × 2594303.
Since it has a total of 2 prime factors.
2 , 2 , 81 , 39 , 994 , 57 , 7790 , 9905 , 45030 , 67550 , 381554 , 834037 , 1439404 , 3618106 , 72100884 , 96243657 , 574400511 , 519284341 , 5649226395 , 5555014926
n×2
25943030
n×3
38914545
n×4
51886060
n×5
64857575
n÷2
6485757.5
n÷3
4323838.3333333
n÷3
3242878.75
n÷5
2594303
n2
168260201395225
n3
2.1825897263012E+21
n4
2.8311495373562E+28
n5
3.6724298691059E+35
2 √n
3601.5989504663
3 √n
234.96160531631
4 √n
60.013323108009
5 √n
26.460505729815
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
-12971514
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 12971515 can be divided by 4 positive divisors.
The sum of these divisors (counting 12971515) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001011110110111111011
3
Ternary
220102000120111
4
Quaternary
301132313323
5
Quinary
11310042030
6
Senary
1142005151
8
Octal
61366773
10
Decimal
12971515
12
Duodecimal
44167b7
16
Hexadecimal
c5edfb
20
Vigesimal
4118ff
36
Base36
7q0vv
md5
45855d8a240caa0a9c058020a0e26a7d
sha1
ad5568963657720e36b589a5d3a867fd590a3088
sha256
c9cd121ddf5927aa81397aca0f3e39b0d243cef4f56af1b65c9a81cb57e43548
sha512
e314069b8045fa89010e987172dad0ef6c179e70874606150262a3f41b50521ac39657da008c27c49de275b2f4c346eeee59d199bb9ec115e9b78b25484af50f
ripemd-160
7ce9b19c4631b6a108060fa067c1e977c3f4a7d3
Diameter
25943030
Circumference
81502432.45986
Area
5.2860501259478E+14
Volume
9.1424104665978E+21
Surface area
2.1144200503791E+15
Circumference
81502432.45986
Perimeter
51886060
Area
168260201395225
Diagonal
18344492.437526
Surface area
1009561208371350
Volume
2.1825897263012E+21
Space diagonal
22467323.031142
Perimeter
38914545
Area
72858804427075
Altitude
11233661.515571
Surface area
72858804427075
Volume
2.5722066600261E+20
Height
6114830.8125087