80821923 is an odd 8-digits composite number following 80821922
and preceding 80821924 . In scientific notation, it is written as 8.0821923 × 10^7.
The sum of its digits is 33. It has a total of 5 prime factors and 24 positive divisors.
There are 42630336 positive integers (up to 80821923) that are relatively prime to 80821923.
80821923 has 24 divisors, whose sum is 135002448
The reverse of 80821923 is 32912808
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
eighty million eight hundred twenty-one thousand nine hundred twenty-three
Scientific notation
8.0821923 × 10^7
Engineering notation
8.0821923 × 10^6
Prime Factorization
13 × 3 × 7 × 7 × 42293
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
11545989
Product of the distinct prime numbers
The prime factorization of 80821923 is 13 × 3 × 7 × 7 × 42293.
Since it has a total of 5 prime factors.
9 , 1 , 87 , 61 , 758 , 480 , 894 , 9394 , 70438 , 72494 , 338626 , 64404 , 2739615 , 3121429 , 81762702 , 59294320 , 50274258 , 218941558 , 2636500732 , 3627278491
n×2
161643846
n×3
242465769
n×4
323287692
n×5
404109615
n÷2
40410961.5
n÷3
26940641
n÷3
20205480.75
n÷5
16164384.6
n2
6532183237417929
n3
5.2794361063648E+23
n4
4.2669417847204E+31
n5
3.4486244037015E+39
2 √n
8990.1013898621
3 √n
432.35756254898
4 √n
94.816145196175
5 √n
38.150992083007
1 , 3 , 7 , 13 , 21 , 39 , 49 , 91 , 147 , 273 , 637 , 1911 , 42293 , 126879 , 296051 , 549809 , 888153 , 1649427 , 2072357 , 3848663 , 6217071 , 11545989 , 26940641 , 80821923
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
-80821922
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 80821923 can be divided by 24 positive divisors.
The sum of these divisors (counting 80821923) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100110100010011111010100011
3
Ternary
12122002011211120
4
Quaternary
10310103322203
5
Quinary
131142300143
6
Senary
12004143323
8
Octal
464237243
10
Decimal
80821923
12
Duodecimal
23097b43
16
Hexadecimal
4d13ea3
20
Vigesimal
1552eg3
36
Base36
1c4alf
md5
42026a0a6283542d2a6479bda9abbec3
sha1
2b43b3ef12ddc20301a4c3ea66112cfa849b526f
sha256
08dae67c11770b18512cb85141482562f5cbca3eec8c5d25fc644171fe7796ec
sha512
e32bf1eb21979d767eaeadd5c85365a90cf8eb2304c2dea051dfcf40996777a4dbf9755fa661f9780b85b6392f737f81d85779141bc85d09583a318257f92b35
ripemd-160
1d012581bc35fd3443155e0ee46361842c6c5eea
Diameter
161643846
Circumference
507819119.0916
Area
2.0521458870575E+16
Volume
2.2114450249137E+24
Surface area
8.2085835482298E+16
Circumference
507819119.0916
Perimeter
323287692
Area
6532183237417929
Diagonal
114299459.64367
Surface area
39193099424507574
Volume
5.2794361063648E+23
Space diagonal
139987677.00142
Perimeter
242465769
Area
2.8285183128894E+15
Altitude
69993838.50071
Surface area
2.8285183128894E+15
Volume
6.2218751194195E+22
Height
38099819.881225