80821900 is an even 8-digits composite number following 80821899
and preceding 80821901 . In scientific notation, it is written as 8.0821900 × 10^7.
The sum of its digits is 28. It has a total of 5 prime factors and 24 positive divisors.
There are 32256000 positive integers (up to 80821900) that are relatively prime to 80821900.
80821900 has 24 divisors, whose sum is 147427280
The reverse of 80821900 is 00912808
Previous prime number is 1051
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
eighty million eight hundred twenty-one thousand nine hundred
Scientific notation
8.0821900 × 10^7
Engineering notation
8.0821900 × 10^6
Prime Factorization
2 × 2 × 25 × 1051 × 769
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
40410950
Product of the distinct prime numbers
The prime factorization of 80821900 is 2 × 2 × 25 × 1051 × 769.
Since it has a total of 5 prime factors.
5 , 6 , 94 , 97 , 899 , 830 , 9694 , 1465 , 12862 , 35318 , 62992 , 855628 , 686654 , 9184715 , 86435842 , 15271161 , 116313991 , 627759795 , 3436326888 , 4041522093
n×2
161643800
n×3
242465700
n×4
323287600
n×5
404109500
n÷2
40410950
n÷3
26940633.333333
n÷3
20205475
n÷5
16164380
n2
6532179519610000
n3
5.2794315991597E+23
n4
4.2669369276412E+31
n5
3.4486194967213E+39
2 √n
8990.1001106773
3 √n
432.35752153607
4 √n
94.816138450568
5 √n
38.150989911634
1 , 2 , 4 , 25 , 50 , 100 , 769 , 1051 , 1538 , 2102 , 3076 , 4204 , 19225 , 26275 , 38450 , 52550 , 76900 , 105100 , 808219 , 1616438 , 3232876 , 20205475 , 40410950 , 80821900
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
-80821899
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 80821900 can be divided by 24 positive divisors.
The sum of these divisors (counting 80821900) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100110100010011111010001100
3
Ternary
12122002011210201
4
Quaternary
10310103322030
5
Quinary
131142300100
6
Senary
12004143244
8
Octal
464237214
10
Decimal
80821900
12
Duodecimal
23097b24
16
Hexadecimal
4d13e8c
20
Vigesimal
1552ef0
36
Base36
1c4aks
md5
de0826c84139406362cbb42f32b001f6
sha1
94378d9d5203573498828428b126505fcdcd49f1
sha256
ab855aa28abff38ce55a23a019fea83edc109dc5c597d27a59b78dc814ae7615
sha512
a633dad0e8796317f309cc158185c097979363a34abd899f658fbc5d1b032b208fa9756fd2c10a4714a7c84fdb9c55bfcdd4ee9876f5d4741d6f3bd5a6254113
ripemd-160
e0f12264a0832e88cae6fa43a4da8d0f105a3681
Diameter
161643800
Circumference
507818974.57834
Area
2.0521447190736E+16
Volume
2.21144313694E+24
Surface area
8.2085788762946E+16
Circumference
507818974.57834
Perimeter
323287600
Area
6532179519610000
Diagonal
114299427.11676
Surface area
39193077117660000
Volume
5.2794315991597E+23
Space diagonal
139987637.16425
Perimeter
242465700
Area
2.8285167030313E+15
Altitude
69993818.582126
Surface area
2.8285167030313E+15
Volume
6.2218698076272E+22
Height
38099809.038921