80821929 is an odd 8-digits composite number following 80821928
and preceding 80821930 . In scientific notation, it is written as 8.0821929 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 52143120 positive integers (up to 80821929) that are relatively prime to 80821929.
80821929 has 8 divisors, whose sum is 111238912
The reverse of 80821929 is 92912808
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighty million eight hundred twenty-one thousand nine hundred twenty-nine
Scientific notation
8.0821929 × 10^7
Engineering notation
8.0821929 × 10^6
Prime Factorization
3 × 31 × 869053
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80821929
Product of the distinct prime numbers
The prime factorization of 80821929 is 3 × 31 × 869053.
Since it has a total of 3 prime factors.
7 , 8 , 15 , 78 , 838 , 731 , 5114 , 8093 , 54324 , 96224 , 383980 , 591760 , 7386411 , 9652706 , 73700850 , 90354190 , 751531445 , 392706021 , 3674333099 , 9639191179
n×2
161643858
n×3
242465787
n×4
323287716
n×5
404109645
n÷2
40410964.5
n÷3
26940643
n÷3
20205482.25
n÷5
16164385.8
n2
6532184207281041
n3
5.2794372821579E+23
n4
4.2669430517852E+31
n5
3.4486256837843E+39
2 √n
8990.1017235624
3 √n
432.35757324799
4 √n
94.816146955898
5 √n
38.150992649453
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
-80821928
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 80821929 can be divided by 8 positive divisors.
The sum of these divisors (counting 80821929) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110100010011111010101001
3
Ternary
12122002011211210
4
Quaternary
10310103322221
5
Quinary
131142300204
6
Senary
12004143333
8
Octal
464237251
10
Decimal
80821929
12
Duodecimal
23097b49
16
Hexadecimal
4d13ea9
20
Vigesimal
1552eg9
36
Base36
1c4all
md5
882d4d7cb5da465044d29d701433f50b
sha1
511a8f547911c5fe83d6731903bbd17388e997a9
sha256
25bffb9045c366a07951b7f3b22184a49f774a67cd996b6b82fcf9ea7a11646b
sha512
3ef311e961b7d9ad78a002db195b7db01993de08aa99ae3dd1804431d0dc0cbcc743c61ea88f9af1e43d5dbe857afa09b64fd1bc917fc73b5fc0b5d1aed4740a
ripemd-160
95a770ab54b175bd9009a1f80d42e9e076824df1
Diameter
161643858
Circumference
507819156.79071
Area
2.0521461917489E+16
Volume
2.2114455174287E+24
Surface area
8.2085847669958E+16
Circumference
507819156.79071
Perimeter
323287716
Area
6532184207281041
Diagonal
114299468.12896
Surface area
39193105243686246
Volume
5.2794372821579E+23
Space diagonal
139987687.39372
Perimeter
242465787
Area
2.8285187328524E+15
Altitude
69993843.696862
Surface area
2.8285187328524E+15
Volume
6.2218765051049E+22
Height
38099822.709652