21102646 is an even 8-digits composite number following 21102645
and preceding 21102647 . In scientific notation, it is written as 2.1102646 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 10551322 positive integers (up to 21102646) that are relatively prime to 21102646.
21102646 has 4 divisors, whose sum is 31653972
The reverse of 21102646 is 64620112
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million one hundred two thousand six hundred forty-six
Scientific notation
2.1102646 × 10^7
Engineering notation
2.1102646 × 10^6
Prime Factorization
2 × 10551323
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21102646
Product of the distinct prime numbers
The prime factorization of 21102646 is 2 × 10551323.
Since it has a total of 2 prime factors.
9 , 10 , 10 , 64 , 527 , 280 , 3270 , 9551 , 65757 , 80589 , 123053 , 377420 , 4182764 , 4371067 , 22511450 , 23636057 , 338270068 , 405650152 , 5302894996 , 523693979
n×2
42205292
n×3
63307938
n×4
84410584
n×5
105513230
n÷2
10551323
n÷3
7034215.3333333
n÷3
5275661.5
n÷5
4220529.2
n2
445321668201316
n3
9.3974655201818E+21
n4
1.983113881696E+29
n5
4.1848950223117E+36
2 √n
4593.761639441
3 √n
276.3411991839
4 √n
67.777294424025
5 √n
29.165362770523
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
-21102645
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 21102646 can be divided by 4 positive divisors.
The sum of these divisors (counting 21102646) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100000000000110110
3
Ternary
1110201010101111
4
Quaternary
1100200000312
5
Quinary
20400241041
6
Senary
2032145234
8
Octal
120400066
10
Decimal
21102646
12
Duodecimal
709821a
16
Hexadecimal
1420036
20
Vigesimal
6bhgc6
36
Base36
ckawm
md5
46a6ee91c194d874818b802a01caca50
sha1
2a832d5b849c4b5c6d92ade1f834556cb973fbeb
sha256
84d1d9580677925b5af2a1ce438a955e1c835e330b216d96746269ef842aff77
sha512
81ebac5cfb531bea20de01c97e8163839bdb2e790d0fc5fac884b90dc73a8513d8296d0189255bac0ea5b3ae60d5aae3cf9f3822fe772ba0f522e0692b84e08a
ripemd-160
d29f7c17a935c5ede8ae2527678f7476fcdc1396
Diameter
42205292
Circumference
132591835.28981
Area
1.3990192813056E+15
Volume
3.9364011520755E+22
Surface area
5.5960771252224E+15
Circumference
132591835.28981
Perimeter
84410584
Area
445321668201316
Diagonal
29843648.175158
Surface area
2671930009207896
Volume
9.3974655201818E+21
Space diagonal
36550855.04614
Perimeter
63307938
Area
1.92829938759E+14
Altitude
18275427.52307
Surface area
1.92829938759E+14
Volume
1.1075019325479E+21
Height
9947882.7250528