21290007 is an odd 8-digits composite number following 21290006
and preceding 21290008 . In scientific notation, it is written as 2.1290007 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 14179392 positive integers (up to 21290007) that are relatively prime to 21290007.
21290007 has 8 divisors, whose sum is 28414576
The reverse of 21290007 is 70009212
Previous prime number is 5737
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million two hundred ninety thousand seven
Scientific notation
2.1290007 × 10^7
Engineering notation
2.1290007 × 10^6
Prime Factorization
3 × 5737 × 1237
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21290007
Product of the distinct prime numbers
The prime factorization of 21290007 is 3 × 5737 × 1237.
Since it has a total of 3 prime factors.
4 , 9 , 72 , 7 , 325 , 426 , 7961 , 1964 , 33739 , 22660 , 167671 , 454423 , 4151601 , 4615531 , 24201302 , 24780650 , 406565728 , 591800256 , 4784239648 , 1293495292
n×2
42580014
n×3
63870021
n×4
85160028
n×5
106450035
n÷2
10645003.5
n÷3
7096669
n÷3
5322501.75
n÷5
4258001.4
n2
453264398060049
n3
9.6500022075492E+21
n4
2.0544861454874E+29
n5
4.3740024418829E+36
2 √n
4614.1095565667
3 √n
277.15662748081
4 √n
67.927237221653
5 √n
29.216969073393
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
-21290006
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 21290007 can be divided by 8 positive divisors.
The sum of these divisors (counting 21290007) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001001101110000010111
3
Ternary
1111001122101210
4
Quaternary
1101031300113
5
Quinary
20422240012
6
Senary
2040152503
8
Octal
121156027
10
Decimal
21290007
12
Duodecimal
7168733
16
Hexadecimal
144dc17
20
Vigesimal
6d1507
36
Base36
cobh3
md5
c3bfd4b192b204d2da5536641dfe8a98
sha1
859114ae4520753df81b903f9566615087db76cd
sha256
96c7d892b1064cf21ec05026cf2e4fb2032187d8e27e06fc864cbb7b484d7e98
sha512
f09edd9217323e9e2f8af5590820f7e96a97646931486e9cfb12cc28631e67aabd32e0d85e17ba25e6e668dab6d13032ee0fbd0f23acaf6c269b1c4a903f406b
ripemd-160
60a213765f711670dd92abcf7b4db12ec5d0198e
Diameter
42580014
Circumference
133769059.17215
Area
1.4239721030792E+15
Volume
4.0421834723149E+22
Surface area
5.695888412317E+15
Circumference
133769059.17215
Perimeter
85160028
Area
453264398060049
Diagonal
30108616.642418
Surface area
2719586388360294
Volume
9.6500022075492E+21
Space diagonal
36875373.817497
Perimeter
63870021
Area
1.9626924167553E+14
Altitude
18437686.908749
Surface area
1.9626924167553E+14
Volume
1.1372636665705E+21
Height
10036205.547473