80821902 is an even 8-digits composite number following 80821901
and preceding 80821903 . In scientific notation, it is written as 8.0821902 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 23091960 positive integers (up to 80821902) that are relatively prime to 80821902.
80821902 has 8 divisors, whose sum is 127005912
The reverse of 80821902 is 20912808
Previous prime number is 21
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
eighty million eight hundred twenty-one thousand nine hundred two
Scientific notation
8.0821902 × 10^7
Engineering notation
8.0821902 × 10^6
Prime Factorization
2 × 21 × 1924331
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80821902
Product of the distinct prime numbers
The prime factorization of 80821902 is 2 × 21 × 1924331.
Since it has a total of 3 prime factors.
4 , 10 , 22 , 14 , 402 , 906 , 1508 , 6686 , 29353 , 58498 , 361325 , 753770 , 9000150 , 8652517 , 1315979 , 4371098 , 723242050 , 132565087 , 6769025257 , 9407133418
n×2
161643804
n×3
242465706
n×4
323287608
n×5
404109510
n÷2
40410951
n÷3
26940634
n÷3
20205475.5
n÷5
16164380.4
n2
6532179842897604
n3
5.2794319910905E+23
n4
4.2669373499958E+31
n5
3.448619923415E+39
2 √n
8990.1002219108
3 √n
432.35752510241
4 √n
94.816139037143
5 √n
38.150990100449
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
-80821901
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 80821902 can be divided by 8 positive divisors.
The sum of these divisors (counting 80821902) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110100010011111010001110
3
Ternary
12122002011210210
4
Quaternary
10310103322032
5
Quinary
131142300102
6
Senary
12004143250
8
Octal
464237216
10
Decimal
80821902
12
Duodecimal
23097b26
16
Hexadecimal
4d13e8e
20
Vigesimal
1552ef2
36
Base36
1c4aku
md5
dc8161e149a49c4ec72333db2ad17bd7
sha1
d8172508d48693178086d298f3be61f441c2fdea
sha256
ccb93356ba01712b8e541bf448d73a594de538af9a5a8e7a915d4421f330a8f6
sha512
9e2f47e4030b880477cdb09711b81728eb8db02c482bae14f59bb2ca0d15668d9d55783d666339a8ade332df12f93a8c4fd4491abb77bee5ffe07bd4b4fd59b8
ripemd-160
d73b3bf7f554601869650274a3c55a14e78236a4
Diameter
161643804
Circumference
507818987.14471
Area
2.0521448206374E+16
Volume
2.2114433011116E+24
Surface area
8.2085792825498E+16
Circumference
507818987.14471
Perimeter
323287608
Area
6532179842897604
Diagonal
114299429.94519
Surface area
39193079057385624
Volume
5.2794319910905E+23
Space diagonal
139987640.62835
Perimeter
242465706
Area
2.828516843019E+15
Altitude
69993820.314176
Surface area
2.828516843019E+15
Volume
6.2218702695221E+22
Height
38099809.98173