12621845 is an odd 8-digits composite number following 12621844
and preceding 12621846 . In scientific notation, it is written as 1.2621845 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 10097472 positive integers (up to 12621845) that are relatively prime to 12621845.
12621845 has 4 divisors, whose sum is 15146220
The reverse of 12621845 is 54812621
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twelve million six hundred twenty-one thousand eight hundred forty-five
Scientific notation
1.2621845 × 10^7
Engineering notation
1.2621845 × 10^6
Prime Factorization
5 × 2524369
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12621845
Product of the distinct prime numbers
The prime factorization of 12621845 is 5 × 2524369.
Since it has a total of 2 prime factors.
2 , 1 , 69 , 90 , 477 , 113 , 6522 , 1757 , 32079 , 43044 , 734043 , 594560 , 8202039 , 8175308 , 8734910 , 64459239 , 94048878 , 216524848 , 8659286197 , 2848498054
n×2
25243690
n×3
37865535
n×4
50487380
n×5
63109225
n÷2
6310922.5
n÷3
4207281.6666667
n÷3
3155461.25
n÷5
2524369
n2
159310971204025
n3
2.0107983853367E+21
n4
2.537998554597E+28
n5
3.2034224366347E+35
2 √n
3552.7236030966
3 √n
232.83107725278
4 √n
59.604728026363
5 √n
26.316284239527
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
-12621844
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 12621845 can be divided by 4 positive divisors.
The sum of these divisors (counting 12621845) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000001001100000010101
3
Ternary
212202020220202
4
Quaternary
300021200111
5
Quinary
11212344340
6
Senary
1130310245
8
Octal
60114025
10
Decimal
12621845
12
Duodecimal
4288385
16
Hexadecimal
c09815
20
Vigesimal
3ihec5
36
Base36
7ij2t
md5
00d6a1f1efc8c4eeff3e280d2d755316
sha1
cf65af1824c56581b3ae813c112d5668de8fdb76
sha256
4a4f005be92fdd045c264c92f7e22be2929e79e3ddafd4231999367c9d9ec9f1
sha512
c6583b3a643d4e9a4da0b22a836002bcc6c9d066a3ff3e24ad3a948921fb5592cd6ff460b97ca34b55e8eeb2dc007f11525c7814f7bd726034a56ef77c5d6b21
ripemd-160
b1f6f668ff9dc2eacb967dec6c27f50e236e8472
Diameter
25243690
Circumference
79305391.053498
Area
5.0049017677082E+14
Volume
8.4228125802985E+21
Surface area
2.0019607070833E+15
Circumference
79305391.053498
Perimeter
50487380
Area
159310971204025
Diagonal
17849984.381171
Surface area
955865827224150
Volume
2.0107983853367E+21
Space diagonal
21861676.825259
Perimeter
37865535
Area
68983674082128
Altitude
10930838.41263
Surface area
68983674082128
Volume
2.3697486231175E+20
Height
5949994.7937237