21039967 is an odd 8-digits composite number following 21039966
and preceding 21039968 . In scientific notation, it is written as 2.1039967 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 19421496 positive integers (up to 21039967) that are relatively prime to 21039967.
21039967 has 4 divisors, whose sum is 22658440
The reverse of 21039967 is 76993012
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-one million thirty-nine thousand nine hundred sixty-seven
Scientific notation
2.1039967 × 10^7
Engineering notation
2.1039967 × 10^6
Prime Factorization
13 × 1618459
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21039967
Product of the distinct prime numbers
The prime factorization of 21039967 is 13 × 1618459.
Since it has a total of 2 prime factors.
1 , 9 , 86 , 14 , 622 , 762 , 7353 , 1556 , 17308 , 97400 , 979237 , 597798 , 8656525 , 2987285 , 89371978 , 18678305 , 502964835 , 763822089 , 4969845011 , 5154668445
n×2
42079934
n×3
63119901
n×4
84159868
n×5
105199835
n÷2
10519983.5
n÷3
7013322.3333333
n÷3
5259991.75
n÷5
4207993.4
n2
442680211361089
n3
9.3139770385903E+21
n4
1.959657695307E+29
n5
4.1231133240555E+36
2 √n
4586.9343792995
3 √n
276.06733199379
4 √n
67.726910303804
5 √n
29.148016779642
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
-21039966
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 21039967 can be divided by 4 positive divisors.
The sum of these divisors (counting 21039967) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000010000101101011111
3
Ternary
1110120221102001
4
Quaternary
1100100231133
5
Quinary
20341234332
6
Senary
2030543131
8
Octal
120205537
10
Decimal
21039967
12
Duodecimal
7067aa7
16
Hexadecimal
1410b5f
20
Vigesimal
6b9ji7
36
Base36
ciyjj
md5
97e49aba90262dea0a959caaa17435df
sha1
ad2b742cd06c897304c786cffa9ae9bedcf0a4db
sha256
047a7fcd428e86c471d1d67feb232ed1541a4d4cf3a10f5fd58ad24ae2ac4d99
sha512
715463a405af9765e44afd96ec01894d8f065a4d624e46b034924302918bce3a277aaa5448615300b25ce517d1eab1457f03fc462cb0ce0bb4c0bbc869b4fd43
ripemd-160
4434d90975ee67f793b63592f1c38d23c9683d08
Diameter
42079934
Circumference
132198011.51794
Area
1.3907208999016E+15
Volume
3.9014295786853E+22
Surface area
5.5628835996063E+15
Circumference
132198011.51794
Perimeter
84159868
Area
442680211361089
Diagonal
29755006.683282
Surface area
2656081268166534
Volume
9.3139770385903E+21
Space diagonal
36442291.833573
Perimeter
63119901
Area
1.9168615439568E+14
Altitude
18221145.916786
Surface area
1.9168615439568E+14
Volume
1.0976627206338E+21
Height
9918335.5610941