21493029 is an odd 8-digits composite number following 21493028
and preceding 21493030 . In scientific notation, it is written as 2.1493029 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 14317856 positive integers (up to 21493029) that are relatively prime to 21493029.
21493029 has 8 divisors, whose sum is 28679040
The reverse of 21493029 is 92039412
Previous prime number is 3119
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million four hundred ninety-three thousand twenty-nine
Scientific notation
2.1493029 × 10^7
Engineering notation
2.1493029 × 10^6
Prime Factorization
3 × 3119 × 2297
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21493029
Product of the distinct prime numbers
The prime factorization of 21493029 is 3 × 3119 × 2297.
Since it has a total of 3 prime factors.
9 , 2 , 79 , 15 , 814 , 385 , 775 , 3715 , 52034 , 71018 , 224595 , 306485 , 9859682 , 3893942 , 78959091 , 47797727 , 350922938 , 38422076 , 7822680998 , 4087883884
n×2
42986058
n×3
64479087
n×4
85972116
n×5
107465145
n÷2
10746514.5
n÷3
7164343
n÷3
5373257.25
n÷5
4298605.8
n2
461950295594841
n3
9.9287110997785E+21
n4
2.1339807560016E+29
n5
4.5865710274185E+36
2 √n
4636.0574845444
3 √n
278.03483251411
4 √n
68.088600253966
5 √n
29.272480470924
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
-21493028
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 21493029 can be divided by 8 positive divisors.
The sum of these divisors (counting 21493029) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001111111010100100101
3
Ternary
1111102221220010
4
Quaternary
1101333110211
5
Quinary
21000234104
6
Senary
2044400433
8
Octal
121772445
10
Decimal
21493029
12
Duodecimal
7246119
16
Hexadecimal
147f525
20
Vigesimal
6e6cb9
36
Base36
cso4l
md5
e4ea440aa6bf7d3633468d8e59ebfa61
sha1
0f0f30c4475c13e98c136b63c7cbdc2f09529ce9
sha256
8d1dd4229d7c4dcdd8c10da49f8cb9b656c72e1114f5af5a6b9fbb167fb1e33e
sha512
8ab5abcd0021021a962cbea40df89b7c4d16ba1f959ededf1b3b3384466525b407ea008decdf5e8aa3a03031fc56e6d687145f116a1f7f216d1753819587ba13
ripemd-160
70953aaf9e2d4cad6b7ef548d4a51a511bd440dc
Diameter
42986058
Circumference
135044684.01958
Area
1.4512596549644E+15
Volume
4.1589287800906E+22
Surface area
5.8050386198575E+15
Circumference
135044684.01958
Perimeter
85972116
Area
461950295594841
Diagonal
30395733.108278
Surface area
2771701773569046
Volume
9.9287110997785E+21
Space diagonal
37227018.236551
Perimeter
64479087
Area
2.0003034563543E+14
Altitude
18613509.118276
Surface area
2.0003034563543E+14
Volume
1.1701098245159E+21
Height
10131911.036093