820161252 is an even 9-digits composite number following 820161251
and preceding 820161253 . In scientific notation, it is written as 8.20161252 × 10^8.
The sum of its digits is 27. It has a total of 5 prime factors and 24 positive divisors.
There are 269925552 positive integers (up to 820161252) that are relatively prime to 820161252.
820161252 has 24 divisors, whose sum is 1614950400
The reverse of 820161252 is 252161028
Previous prime number is 79
Is Prime? no Number parity even Number length 9 Sum of Digits 27 Digital Root 9
Name
eight hundred twenty million one hundred sixty-one thousand two hundred fifty-two
Scientific notation
8.20161252 × 10^8
Engineering notation
8.20161252 × 10^6
Prime Factorization
2 × 2 × 9 × 79 × 288383
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
410080626 Product of the distinct prime numbers
The prime factorization of 820161252 is 2 × 2 × 9 × 79 × 288383.
Since it has a total of 5 prime factors.
1 , 6 , 75 , 33 , 445 , 9 , 8234 , 1884 , 77663 , 39411 , 558318 , 947200 , 4061717 , 6763598 , 61380196 , 10805412 , 922350786 , 870134352 , 3147098342 , 6919852584
n×2
1640322504
n×3
2460483756
n×4
3280645008
n×5
4100806260
n÷2
410080626
n÷3
273387084
n÷3
205040313
n÷5
164032250.4
n2
672664479282207504
n3
5.5169334150402E+26
n4
4.52477501688E+35
n5
3.7110451428626E+44
2 √n28638.457570197
3 √n936.0515120675
4 √n169.22900924545
5 √n60.642884361679
1 , 2 , 4 , 9 , 18 , 36 , 79 , 158 , 316 , 711 , 1422 , 2844 , 288383 , 576766 , 1153532 , 2595447 , 5190894 , 10381788 , 22782257 , 45564514 , 91129028 , 205040313 , 410080626 , 820161252
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
-820161251 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 820161252 can be divided by 24 positive divisors.
The sum of these divisors (counting 820161252) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
110000111000101010101011100100
3
Ternary
2010011021111201200
4
Quaternary
300320222223210
5
Quinary
3134430130002
6
Senary
213214522500
8
Octal
6070525344
10
Decimal
820161252
12
Duodecimal
1aa806430
16
Hexadecimal
30e2aae4
20
Vigesimal
cg6032c
36
Base36
dkawh0
md5
0ffebb4c16041134416a93f0ea1e7b7e
sha1
ca3891390a61249c71004196ab923668a1a2546b
sha256
fd075843c684f314c6719e1026db86f16b4c7e1a571154279af821b02be643df
sha512
4457131a879b7d180b47592c30a649b5cb4daaf1e9dae193797661d08817df2ea54654da6012f51fbdffd6e248173cf95282650f059a36e582e3c71e3eab2d70
ripemd-160
974e3444711c47ef762bcf01673d7cc25e7cd744
Diameter
1640322504
Circumference
5153225128.0844
Area
2.1132377864438E+18
Volume
2.3109276649379E+27
Surface area
8.4529511457751E+18
Circumference
5153225128.0844
Perimeter
3280645008
Area
672664479282207504
Diagonal
1159883165.9113
Surface area
4035986875693245024
Volume
5.5169334150402E+26
Space diagonal
1420560958.8633
Perimeter
2460483756
Area
2.9127226364091E+17
Altitude
710280479.43165
Surface area
2.9127226364091E+17
Volume
6.5017683818827E+25
Height
386627721.97043