21129007 is an odd 8-digits composite number following 21129006
and preceding 21129008 . In scientific notation, it is written as 2.1129007 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 19894104 positive integers (up to 21129007) that are relatively prime to 21129007.
21129007 has 8 divisors, whose sum is 22377600
The reverse of 21129007 is 70092112
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million one hundred twenty-nine thousand seven
Scientific notation
2.1129007 × 10^7
Engineering notation
2.1129007 × 10^6
Prime Factorization
167 × 19 × 6659
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21129007
Product of the distinct prime numbers
The prime factorization of 21129007 is 167 × 19 × 6659.
Since it has a total of 3 prime factors.
5 , 9 , 54 , 45 , 440 , 887 , 5671 , 4672 , 58057 , 25398 , 638200 , 901564 , 4293915 , 1939925 , 90070600 , 56946560 , 871879709 , 900472962 , 2642043722 , 1266415019
n×2
42258014
n×3
63387021
n×4
84516028
n×5
105645035
n÷2
10564503.5
n÷3
7043002.3333333
n÷3
5282251.75
n÷5
4225801.4
n2
446434936806049
n3
9.4327269048196E+21
n4
1.9930415280102E+29
n5
4.2110988396618E+36
2 √n
4596.6299611781
3 √n
276.45621792269
4 √n
67.798451023442
5 √n
29.172645689014
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
-21129006
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 21129007 can be divided by 8 positive divisors.
The sum of these divisors (counting 21129007) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100110011100101111
3
Ternary
1110202110112211
4
Quaternary
1100212130233
5
Quinary
20402112012
6
Senary
2032511251
8
Octal
120463457
10
Decimal
21129007
12
Duodecimal
70ab527
16
Hexadecimal
142672f
20
Vigesimal
6c12a7
36
Base36
ckv8v
md5
1071fbb707089d8f8fbc404ceefde1a3
sha1
02734c144273e224db320d22adaedf7d2f68c5ac
sha256
71a1f74b90fe2ad941007b9958c7784126212ed65d6143d7ac0e4a8037ce94f5
sha512
e513e592366999f590f648a2193171b0a506f8fc82374d24454c619baa241f8a9676f07f906feddd85f9110420d398e2ebb2ee8ecb87fb1814832c94dd3d68b8
ripemd-160
475cd10ba62ef65952640ff4154e94e116d01c52
Diameter
42258014
Circumference
132757466.33769
Area
1.4025167177757E+15
Volume
3.9511714063333E+22
Surface area
5.6100668711028E+15
Circumference
132757466.33769
Perimeter
84516028
Area
446434936806049
Diagonal
29880928.258876
Surface area
2678609620836294
Volume
9.4327269048196E+21
Space diagonal
36596513.637478
Perimeter
63387021
Area
1.9331199820547E+14
Altitude
18298256.818739
Surface area
1.9331199820547E+14
Volume
1.1116575265798E+21
Height
9960309.4196254