12921621 is an odd 8-digits composite number following 12921620
and preceding 12921622 . In scientific notation, it is written as 1.2921621 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 8381520 positive integers (up to 12921621) that are relatively prime to 12921621.
12921621 has 8 divisors, whose sum is 17694624
The reverse of 12921621 is 12612921
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twelve million nine hundred twenty-one thousand six hundred twenty-one
Scientific notation
1.2921621 × 10^7
Engineering notation
1.2921621 × 10^6
Prime Factorization
3 × 37 × 116411
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12921621
Product of the distinct prime numbers
The prime factorization of 12921621 is 3 × 37 × 116411.
Since it has a total of 3 prime factors.
10 , 3 , 15 , 94 , 63 , 755 , 1963 , 49 , 44490 , 1097 , 363058 , 63226 , 4413438 , 8132524 , 37363372 , 63379654 , 407807779 , 752880088 , 5239053897 , 3504421636
n×2
25843242
n×3
38764863
n×4
51686484
n×5
64608105
n÷2
6460810.5
n÷3
4307207
n÷3
3230405.25
n÷5
2584324.2
n2
166968289267641
n3
2.1575009529348E+21
n4
2.7878409620963E+28
n5
3.6023424320483E+35
2 √n
3594.6656311818
3 √n
234.65996392952
4 √n
59.955530447006
5 √n
26.440118652027
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
-12921620
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 12921621 can be divided by 8 positive divisors.
The sum of these divisors (counting 12921621) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001010010101100010101
3
Ternary
220022111010120
4
Quaternary
301102230111
5
Quinary
11301442441
6
Senary
1140542153
8
Octal
61225425
10
Decimal
12921621
12
Duodecimal
43b1959
16
Hexadecimal
c52b15
20
Vigesimal
40f411
36
Base36
7oydx
md5
0ea3d3c058cf945706f1b56b140cb9e3
sha1
1131ac6a9b0e1be79ba6f974464fee8684c19bed
sha256
490590ef5e627fe1c3cb006f95915d0daecc3c334ba44797f132aece51726678
sha512
f94a78779e39593abf581c2ec37cbb68d8a4290cb6eb7a3ec46e8b38fc6c86df285bd2222945e100168eb4026d87cea254addaab3b82ab084ffe3ecce3a9faf4
ripemd-160
0a50f96ef6c5082394f3fcb1f8b208b1dece65fd
Diameter
25843242
Circumference
81188939.212143
Area
5.2454635094568E+14
Volume
9.0373188584707E+21
Surface area
2.0981854037827E+15
Circumference
81188939.212143
Perimeter
51686484
Area
166968289267641
Diagonal
18273931.666045
Surface area
1001809735605846
Volume
2.1575009529348E+21
Space diagonal
22380904.088149
Perimeter
38764863
Area
72299390066103
Altitude
11190452.044074
Surface area
72299390066103
Volume
2.5426392570611E+20
Height
6091310.5553483