20212907 is an odd 8-digits composite number following 20212906
and preceding 20212908 . In scientific notation, it is written as 2.0212907 × 10^7.
The sum of its digits is 23. It has a total of 5 prime factors and 24 positive divisors.
There are 16629600 positive integers (up to 20212907) that are relatively prime to 20212907.
20212907 has 24 divisors, whose sum is 24349248
The reverse of 20212907 is 70921202
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million two hundred twelve thousand nine hundred seven
Scientific notation
2.0212907 × 10^7
Engineering notation
2.0212907 × 10^6
Prime Factorization
13 × 13 × 11 × 83 × 131
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
1554839
Product of the distinct prime numbers
The prime factorization of 20212907 is 13 × 13 × 11 × 83 × 131.
Since it has a total of 5 prime factors.
3 , 10 , 43 , 61 , 438 , 10 , 4052 , 2866 , 35848 , 93017 , 85600 , 621041 , 3262695 , 2267018 , 72204703 , 63698978 , 588738933 , 603094709 , 7168609821 , 5287196321
n×2
40425814
n×3
60638721
n×4
80851628
n×5
101064535
n÷2
10106453.5
n÷3
6737635.6666667
n÷3
5053226.75
n÷5
4042581.4
n2
408561609390649
n3
8.2582178143835E+21
n4
1.6692258866788E+29
n5
3.3739907609431E+36
2 √n
4495.8766664578
3 √n
272.40156139157
4 √n
67.051298767868
5 √n
28.915170371547
1 , 11 , 13 , 83 , 131 , 143 , 169 , 913 , 1079 , 1441 , 1703 , 1859 , 10873 , 11869 , 14027 , 18733 , 22139 , 119603 , 141349 , 154297 , 243529 , 1554839 , 1837537 , 20212907
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20212906
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20212907 can be divided by 24 positive divisors.
The sum of these divisors (counting 20212907) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001101000110110010101011
3
Ternary
1102000220220012
4
Quaternary
1031012302223
5
Quinary
20133303112
6
Senary
2001122135
8
Octal
115066253
10
Decimal
20212907
12
Duodecimal
692934b
16
Hexadecimal
1346cab
20
Vigesimal
666c57
36
Base36
c18dn
md5
a4a64e2bf960b4e6169a716245bed487
sha1
33b2a0907e6c1669e75a3669bf362ce2675e373f
sha256
fa20093356684ba1981ef6a7770f0eb73119ec595f05d8d6aed8bd940d3c9b0e
sha512
c158e0c38cacaff3c954d04563c8fee6718f4a9d032c54c4dfd2764d437251e1eaca34666928596335ec3280ff2972c14128e8d81b769cde31b38dc5b2420095
ripemd-160
e0d4516b52d4b884d879c525b47c4066aa517de6
Diameter
40425814
Circumference
127001440.27779
Area
1.2835341506005E+15
Volume
3.4591941889882E+22
Surface area
5.1341366024019E+15
Circumference
127001440.27779
Perimeter
80851628
Area
408561609390649
Diagonal
28585367.214386
Surface area
2451369656343894
Volume
8.2582178143835E+21
Space diagonal
35009781.892665
Perimeter
60638721
Area
1.7691236637168E+14
Altitude
17504890.946332
Surface area
1.7691236637168E+14
Volume
9.7324030284436E+20
Height
9528455.7381287