12972021 is an odd 8-digits composite number following 12972020
and preceding 12972022 . In scientific notation, it is written as 1.2972021 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 8648012 positive integers (up to 12972021) that are relatively prime to 12972021.
12972021 has 4 divisors, whose sum is 17296032
The reverse of 12972021 is 12027921
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twelve million nine hundred seventy-two thousand twenty-one
Scientific notation
1.2972021 × 10^7
Engineering notation
1.2972021 × 10^6
Prime Factorization
3 × 4324007
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12972021
Product of the distinct prime numbers
The prime factorization of 12972021 is 3 × 4324007.
Since it has a total of 2 prime factors.
2 , 5 , 49 , 85 , 532 , 569 , 2268 , 369 , 7517 , 49399 , 447694 , 234168 , 5199288 , 7982090 , 3611861 , 7464816 , 566887521 , 226853552 , 1792881859 , 2003266377
n×2
25944042
n×3
38916063
n×4
51888084
n×5
64860105
n÷2
6486010.5
n÷3
4324007
n÷3
3243005.25
n÷5
2594404.2
n2
168273328824441
n3
2.1828451552506E+21
n4
2.8315913193658E+28
n5
3.6731462058231E+35
2 √n
3601.6691963588
3 √n
234.96466044715
4 √n
60.013908357637
5 √n
26.46071216379
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
-12972020
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 12972021 can be divided by 4 positive divisors.
The sum of these divisors (counting 12972021) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001011110111111110101
3
Ternary
220102001021020
4
Quaternary
301132333311
5
Quinary
11310101041
6
Senary
1142011353
8
Octal
61367765
10
Decimal
12972021
12
Duodecimal
4416b59
16
Hexadecimal
c5eff5
20
Vigesimal
411a11
36
Base36
7q19x
md5
94866686365b291603ab08d6f86dacda
sha1
ea1bd4d3bb13c5599676645f94ec726bf158c491
sha256
08987e4a3f1f6b697975116b02b347d07f01e3a41cdfae9549adb9eeeafd42cd
sha512
fd38a044ef0c1e2867445f5a61bb47e86aa15585269aa63043a43ee07d88a075ca7d0016f319bc04195206bbb5464e0d485cc09ca491c5436df12b9953128406
ripemd-160
5ba84800eee07672ba0a1ec85c5993cbfba45b2f
Diameter
25944042
Circumference
81505611.751625
Area
5.2864625362996E+14
Volume
9.1434804048789E+21
Surface area
2.1145850145199E+15
Circumference
81505611.751625
Perimeter
51888084
Area
168273328824441
Diagonal
18345208.029589
Surface area
1009639972946646
Volume
2.1828451552506E+21
Space diagonal
22468199.44885
Perimeter
38916063
Area
72864488770669
Altitude
11234099.724425
Surface area
72864488770669
Volume
2.5725076859298E+20
Height
6115069.3431962