20298891 is an odd 8-digits composite number following 20298890
and preceding 20298892 . In scientific notation, it is written as 2.0298891 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 13112640 positive integers (up to 20298891) that are relatively prime to 20298891.
20298891 has 16 divisors, whose sum is 27918720
The reverse of 20298891 is 19889202
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million two hundred ninety-eight thousand eight hundred ninety-one
Scientific notation
2.0298891 × 10^7
Engineering notation
2.0298891 × 10^6
Prime Factorization
3 × 59 × 73 × 1571
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20298891
Product of the distinct prime numbers
The prime factorization of 20298891 is 3 × 59 × 73 × 1571.
Since it has a total of 4 prime factors.
3 , 8 , 81 , 83 , 641 , 484 , 2703 , 1850 , 77153 , 33535 , 945817 , 693080 , 5779203 , 702379 , 58825473 , 30591387 , 666494748 , 114126580 , 5444594132 , 2926170425
n×2
40597782
n×3
60896673
n×4
81195564
n×5
101494455
n÷2
10149445.5
n÷3
6766297
n÷3
5074722.75
n÷5
4059778.2
n2
412044975829881
n3
8.3640560514684E+21
n4
1.6978106210665E+29
n5
3.4463672735671E+36
2 √n
4505.4290583695
3 √n
272.78727272832
4 √n
67.122492939174
5 √n
28.939729157371
1 , 3 , 59 , 73 , 177 , 219 , 1571 , 4307 , 4713 , 12921 , 92689 , 114683 , 278067 , 344049 , 6766297 , 20298891
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20298890
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20298891 can be divided by 16 positive divisors.
The sum of these divisors (counting 20298891) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101011011110010001011
3
Ternary
1102012021211210
4
Quaternary
1031123302023
5
Quinary
20144031031
6
Senary
2003024203
8
Octal
115336213
10
Decimal
20298891
12
Duodecimal
696b063
16
Hexadecimal
135bc8b
20
Vigesimal
66h74b
36
Base36
c32q3
md5
86e20a9a3f1b82085b96165c17160c57
sha1
1d75c6d16a356a6a22c7c9258fedf7f542d34bd9
sha256
99da2a8deff0fd0dbd157fc7e93c0c6e68443e6991bd33202650d472aec02920
sha512
06d5ca879fe196caec127a497c3f5d29794340955fc032689e19b73b40cf215175fab566ccb8d2d107a2b40ea6b07becb973b0143bcbd5febfc212089bd5a218
ripemd-160
cc2b4051df59903641966d083396da746f31d3fc
Diameter
40597782
Circumference
127541693.68324
Area
1.2944774690157E+15
Volume
3.5035276060675E+22
Surface area
5.177909876063E+15
Circumference
127541693.68324
Perimeter
81195564
Area
412044975829881
Diagonal
28706966.953333
Surface area
2472269854979286
Volume
8.3640560514684E+21
Space diagonal
35158710.549303
Perimeter
60896673
Area
1.7842070828521E+14
Altitude
17579355.274651
Surface area
1.7842070828521E+14
Volume
9.8571345870295E+20
Height
9568988.9844444