21252007 is an odd 8-digits composite number following 21252006
and preceding 21252008 . In scientific notation, it is written as 2.1252007 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 18216000 positive integers (up to 21252007) that are relatively prime to 21252007.
21252007 has 4 divisors, whose sum is 24288016
The reverse of 21252007 is 70025212
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million two hundred fifty-two thousand seven
Scientific notation
2.1252007 × 10^7
Engineering notation
2.1252007 × 10^6
Prime Factorization
7 × 3036001
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21252007
Product of the distinct prime numbers
The prime factorization of 21252007 is 7 × 3036001.
Since it has a total of 2 prime factors.
5 , 9 , 78 , 54 , 204 , 448 , 8159 , 3098 , 23457 , 8479 , 812870 , 776180 , 9653509 , 1174977 , 73472382 , 79596290 , 545173761 , 939980885 , 2782219229 , 3705794788
n×2
42504014
n×3
63756021
n×4
85008028
n×5
106260035
n÷2
10626003.5
n÷3
7084002.3333333
n÷3
5313001.75
n÷5
4250401.4
n2
451647801528049
n3
9.5984222396087E+21
n4
2.0398573662512E+29
n5
4.3351063026572E+36
2 √n
4609.9899132211
3 √n
276.99163263703
4 √n
67.896906507006
5 √n
29.206531891912
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
-21252006
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 21252007 can be divided by 4 positive divisors.
The sum of these divisors (counting 21252007) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001000100011110100111
3
Ternary
1110222201021101
4
Quaternary
1101010132213
5
Quinary
20420031012
6
Senary
2035300531
8
Octal
121043647
10
Decimal
21252007
12
Duodecimal
714a747
16
Hexadecimal
14447a7
20
Vigesimal
6cga07
36
Base36
cni5j
md5
1458ffce9610d3ab55b20175ad282a5d
sha1
0784715a804957ded53f67745ce3d699dcd5c00b
sha256
86aced3ce960f9276ee846d8ab4b16b8b519ac93cb9db700ae8958837b8cb629
sha512
bd8b22761ec05e7ee8ac8a4d097f51311c280285dfc4db207b64a911ecc73b80fe0195c5d4bc9bb4e3868d09d1083197de0058f0597b721ef38735d99967c88f
ripemd-160
605e8352651c46ed9c74966026c5308e897ee17b
Diameter
42504014
Circumference
133530298.13048
Area
1.4188934152905E+15
Volume
4.0205777058677E+22
Surface area
5.675573661162E+15
Circumference
133530298.13048
Perimeter
85008028
Area
451647801528049
Diagonal
30054876.527048
Surface area
2709886809168294
Volume
9.5984222396087E+21
Space diagonal
36809555.886809
Perimeter
63756021
Area
1.9556923484334E+14
Altitude
18404777.943405
Surface area
1.9556923484334E+14
Volume
1.1311849090532E+21
Height
10018292.175683