12921256 is an even 8-digits composite number following 12921255
and preceding 12921257 . In scientific notation, it is written as 1.2921256 × 10^7.
The sum of its digits is 28. It has a total of 4 prime factors and 8 positive divisors.
There are 6460624 positive integers (up to 12921256) that are relatively prime to 12921256.
12921256 has 8 divisors, whose sum is 24227370
The reverse of 12921256 is 65212921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twelve million nine hundred twenty-one thousand two hundred fifty-six
Scientific notation
1.2921256 × 10^7
Engineering notation
1.2921256 × 10^6
Prime Factorization
2 × 2 × 2 × 1615157
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
3230314
Product of the distinct prime numbers
The prime factorization of 12921256 is 2 × 2 × 2 × 1615157.
Since it has a total of 4 prime factors.
2 , 2 , 98 , 23 , 509 , 248 , 6590 , 9749 , 17097 , 99177 , 703242 , 197785 , 5531141 , 7258414 , 83285334 , 97569481 , 512395746 , 522083076 , 5581711066 , 5498392582
n×2
25842512
n×3
38763768
n×4
51685024
n×5
64606280
n÷2
6460628
n÷3
4307085.3333333
n÷3
3230314
n÷5
2584251.2
n2
166958856617536
n3
2.1573181278225E+21
n4
2.7875259803035E+28
n5
3.6018336798152E+35
2 √n
3594.6148611499
3 √n
234.65775441073
4 √n
59.955107048107
5 √n
26.439969278317
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12921255
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12921256 can be divided by 8 positive divisors.
The sum of these divisors (counting 12921256) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001010010100110101000
3
Ternary
220022110122001
4
Quaternary
301102212220
5
Quinary
11301440011
6
Senary
1140540344
8
Octal
61224650
10
Decimal
12921256
12
Duodecimal
43b16b4
16
Hexadecimal
c529a8
20
Vigesimal
40f32g
36
Base36
7oy3s
md5
6f28de757c4743e86f50e361b363f034
sha1
321ecf40fd6166c60120f55c04f9014c36d1c7c0
sha256
adeb50f3aa246473ae2704b7e930f6a135941bedfdbd15b8cf91efca849e0d0c
sha512
afc77f2dbe34db54b00b840b40dfa34a9bf827d194929958993ead91e8ef8c7d79f8e470e962daad0620e39d05479661e749c8c675512ea83c6f3505eefdffb9
ripemd-160
779740786e7928743f483fb718d240e57f8d2043
Diameter
25842512
Circumference
81186645.849506
Area
5.245167174014E+14
Volume
9.0365530424309E+21
Surface area
2.0980668696056E+15
Circumference
81186645.849506
Perimeter
51685024
Area
166958856617536
Diagonal
18273415.478095
Surface area
1001753139705216
Volume
2.1573181278225E+21
Space diagonal
22380271.889604
Perimeter
38763768
Area
72295305608795
Altitude
11190135.944802
Surface area
72295305608795
Volume
2.5424237955999E+20
Height
6091138.4926982