21092215 is an odd 8-digits composite number following 21092214
and preceding 21092216 . In scientific notation, it is written as 2.1092215 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 16857120 positive integers (up to 21092215) that are relatively prime to 21092215.
21092215 has 8 divisors, whose sum is 25335648
The reverse of 21092215 is 51229012
Previous prime number is 2423
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million ninety-two thousand two hundred fifteen
Scientific notation
2.1092215 × 10^7
Engineering notation
2.1092215 × 10^6
Prime Factorization
5 × 2423 × 1741
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21092215
Product of the distinct prime numbers
The prime factorization of 21092215 is 5 × 2423 × 1741.
Since it has a total of 3 prime factors.
5 , 1 , 70 , 44 , 127 , 127 , 3338 , 3879 , 2595 , 38887 , 169311 , 760803 , 501084 , 1515965 , 61585697 , 37069845 , 550932499 , 252740684 , 3227932984 , 6395810818
n×2
42184430
n×3
63276645
n×4
84368860
n×5
105461075
n÷2
10546107.5
n÷3
7030738.3333333
n÷3
5273053.75
n÷5
4218443
n2
444881533606225
n3
9.3835369563522E+21
n4
1.9791957894383E+29
n5
4.1745623117927E+36
2 √n
4592.6261550446
3 √n
276.29566002703
4 √n
67.768917322358
5 √n
29.162478922992
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
-21092214
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 21092215 can be divided by 8 positive divisors.
The sum of these divisors (counting 21092215) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011101011101110111
3
Ternary
1110200121002011
4
Quaternary
1100131131313
5
Quinary
20344422330
6
Senary
2032025051
8
Octal
120353567
10
Decimal
21092215
12
Duodecimal
7092187
16
Hexadecimal
141d777
20
Vigesimal
6bgaaf
36
Base36
ck2uv
md5
d664eefd9fc58909e19d92df427161c9
sha1
cd5dd0220d819e5ba78baf0910279f699d553562
sha256
95c4eede501cae4bfc3b86a824dd76e22099cd6c5ef8c513877c59d9e5481702
sha512
8c50e9b300055de6fedcc22590d7ba6a6964a0e155db5d525a8d01ed0bfe6653456b64ac225338851c41ddb92abf848b191961c1818b0929ab81bad38777cf4e
ripemd-160
0fc35ef6b48a742aa3e58ad91ff35d7be369a3eb
Diameter
42184430
Circumference
132526295.38387
Area
1.3976365576951E+15
Volume
3.9305667689019E+22
Surface area
5.5905462307803E+15
Circumference
132526295.38387
Perimeter
84368860
Area
444881533606225
Diagonal
29828896.513489
Surface area
2669289201637350
Volume
9.3835369563522E+21
Space diagonal
36532788.024166
Perimeter
63276645
Area
1.9263935488879E+14
Altitude
18266394.012083
Surface area
1.9263935488879E+14
Volume
1.1058604355585E+21
Height
9942965.5044964