20212997 is an odd 8-digits composite number following 20212996
and preceding 20212998 . In scientific notation, it is written as 2.0212997 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 17287200 positive integers (up to 20212997) that are relatively prime to 20212997.
20212997 has 8 divisors, whose sum is 23151552
The reverse of 20212997 is 79921202
Previous prime number is 491
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million two hundred twelve thousand nine hundred ninety-seven
Scientific notation
2.0212997 × 10^7
Engineering notation
2.0212997 × 10^6
Prime Factorization
7 × 491 × 5881
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20212997
Product of the distinct prime numbers
The prime factorization of 20212997 is 7 × 491 × 5881.
Since it has a total of 3 prime factors.
8 , 2 , 57 , 51 , 860 , 86 , 5411 , 9313 , 83601 , 89719 , 885849 , 152636 , 4312140 , 8306340 , 79812879 , 40613012 , 763631267 , 496966760 , 718589325 , 9606259419
n×2
40425994
n×3
60638991
n×4
80851988
n×5
101064985
n÷2
10106498.5
n÷3
6737665.6666667
n÷3
5053249.25
n÷5
4042599.4
n2
408565247722009
n3
8.2583281265092E+21
n4
1.6692556164615E+29
n5
3.3740658767769E+36
2 √n
4495.8866756181
3 √n
272.40196568941
4 √n
67.051373405905
5 √n
28.915196121041
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
-20212996
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 20212997 can be divided by 8 positive divisors.
The sum of these divisors (counting 20212997) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000110110100000101
3
Ternary
1102000221000112
4
Quaternary
1031012310011
5
Quinary
20133303442
6
Senary
2001122405
8
Octal
115066405
10
Decimal
20212997
12
Duodecimal
6929405
16
Hexadecimal
1346d05
20
Vigesimal
666c9h
36
Base36
c18g5
md5
5b76cafc792cdef013cb8cfafb62fa7c
sha1
299d5b7954e83a2724b73bd7b3f2a781978d332e
sha256
fabd82bc382f59e46a3d0e3a232f95c39cc2de1d2f9efe6d98a474d143587573
sha512
b8f35aa24d09111cf440228ff5b959f56cfb41822d81ab1deb5c1c6a1a92affe3ba0d1f9a609bc3281dc0a9bf71d58dbbf43e0aef447c078c34f843d7b9ae0bb
ripemd-160
ad56fac2c82ba8762211e53c02547bfd28080cb6
Diameter
40425994
Circumference
127002005.76447
Area
1.2835455807556E+15
Volume
3.4592403964234E+22
Surface area
5.1341823230222E+15
Circumference
127002005.76447
Perimeter
80851988
Area
408565247722009
Diagonal
28585494.493607
Surface area
2451391486332054
Volume
8.2583281265092E+21
Space diagonal
35009937.777237
Perimeter
60638991
Area
1.7691394181537E+14
Altitude
17504968.888619
Surface area
1.7691394181537E+14
Volume
9.7325330325304E+20
Height
9528498.1645356