12921451 is an odd 8-digits composite number following 12921450
and preceding 12921452 . In scientific notation, it is written as 1.2921451 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 12504600 positive integers (up to 12921451) that are relatively prime to 12921451.
12921451 has 4 divisors, whose sum is 13338304
The reverse of 12921451 is 15412921
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twelve million nine hundred twenty-one thousand four hundred fifty-one
Scientific notation
1.2921451 × 10^7
Engineering notation
1.2921451 × 10^6
Prime Factorization
31 × 416821
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12921451
Product of the distinct prime numbers
The prime factorization of 12921451 is 31 × 416821.
Since it has a total of 2 prime factors.
3 , 7 , 68 , 47 , 11 , 275 , 7564 , 4402 , 59235 , 87974 , 475755 , 971211 , 9261103 , 295762 , 85841575 , 66807730 , 175564395 , 369681904 , 7357309558 , 7602689358
n×2
25842902
n×3
38764353
n×4
51685804
n×5
64607255
n÷2
6460725.5
n÷3
4307150.3333333
n÷3
3230362.75
n÷5
2584290.2
n2
166963895945401
n3
2.1574158002276E+21
n4
2.7876942549267E+28
n5
3.6021054718016E+35
2 √n
3594.6419849548
3 √n
234.65893484375
4 √n
59.955333248635
5 √n
26.44004908113
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
-12921450
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 12921451 can be divided by 4 positive divisors.
The sum of these divisors (counting 12921451) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001010010101001101011
3
Ternary
220022110220021
4
Quaternary
301102221223
5
Quinary
11301441301
6
Senary
1140541311
8
Octal
61225153
10
Decimal
12921451
12
Duodecimal
43b1837
16
Hexadecimal
c52a6b
20
Vigesimal
40f3cb
36
Base36
7oy97
md5
f428cedcd1ed4acd119acc0948139296
sha1
61115671c3f07862411bbf4d59dd6efa5293d42f
sha256
d5bb922ef6c6eda8a155104743140ebb6e28ed451a298ba873b8ffd30852ba7d
sha512
5304080531afa0b2f10f1905181c4a38b21909a83f8c9512e24d03b6e2afede236a7cf8be8b8c6384ad3d69fbc0f4282c3807cb2d9bb5c071ffc9e2b77498247
ripemd-160
d1f53de209165230281af24e2265ef57832e8159
Diameter
25842902
Circumference
81187871.070641
Area
5.245325489168E+14
Volume
9.0369621716448E+21
Surface area
2.0981301956672E+15
Circumference
81187871.070641
Perimeter
51685804
Area
166963895945401
Diagonal
18273691.249739
Surface area
1001783375672406
Volume
2.1574158002276E+21
Space diagonal
22380609.639512
Perimeter
38764353
Area
72297487701769
Altitude
11190304.819756
Surface area
72297487701769
Volume
2.5425389036332E+20
Height
6091230.4165798