12972 is an even 5-digits composite number following 12971
and preceding 12973 . In scientific notation, it is written as 1.2972 × 10^4.
The sum of its digits is 21. It has a total of 4 prime factors and 12 positive divisors.
There are 4048 positive integers (up to 12972) that are relatively prime to 12972.
12972 has 12 divisors, whose sum is 23856
The reverse of 12972 is 27921
Previous prime number is 141
Is Prime? no
Number parity even
Number length 5
Sum of Digits 21
Digital Root 3
Name
twelve thousand nine hundred seventy-two
Scientific notation
1.2972 × 10^4
Engineering notation
1.2972 × 10^3
Prime Factorization
2 × 2 × 141 × 23
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6486
Product of the distinct prime numbers
The prime factorization of 12972 is 2 × 2 × 141 × 23.
Since it has a total of 4 prime factors.
5 , 7 , 39 , 57 , 798 , 797 , 3919 , 7207 , 51045 , 24441 , 372587 , 647699 , 1810858 , 8470150 , 75299293 , 69366253 , 300814473 , 59324629 , 8433261384 , 419635272
n×2
25944
n×3
38916
n×4
51888
n×5
64860
n÷2
6486
n÷3
4324
n÷3
3243
n÷5
2594.4
n2
168272784
n3
2182834554048
n4
28315729835110656
n5
3.6731164742106E+20
2 √n
113.89468819923
3 √n
23.496453365476
4 √n
10.67214543563
5 √n
6.6466282332244
1 , 2 , 4 , 23 , 46 , 92 , 141 , 282 , 564 , 3243 , 6486 , 12972
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12971
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12972 can be divided by 12 positive divisors.
The sum of these divisors (counting 12972) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11001010101100
3
Ternary
122210110
4
Quaternary
3022230
5
Quinary
403342
6
Senary
140020
8
Octal
31254
10
Decimal
12972
12
Duodecimal
7610
16
Hexadecimal
32ac
20
Vigesimal
1c8c
36
Base36
a0c
md5
c1f22f4c38899f51f1ed3ce20120bbd9
sha1
5568c4848b4fd324c85a24caf83c3c026034a97e
sha256
2fa87a66a552805c7a8cd3c05b18ff16ea53f93e76d5df566b34df6047958d65
sha512
ae119231757092b8d2acc4245d2ddf69737eb6fe74823ef13d3f70a2d137fa29a5b473bb3ccb3914763d4a21f2494326bfe462ad866b18e1c8bb629729c1b3a3
ripemd-160
6122666b34aee9c4a9264603c3084b1fa306e707
Diameter
25944
Circumference
81505.479804734
Area
528644542.0135
Volume
9143435998665.5
Surface area
2114578168.054
Circumference
81505.479804734
Perimeter
51888
Area
168272784
Diagonal
18345.178331104
Surface area
1009636704
Volume
2182834554048
Space diagonal
22468.163075783
Perimeter
38916
Area
72864252.854766
Altitude
11234.081537892
Surface area
72864252.854766
Volume
257249519229.28
Height
6115.0594437013