80815091 is an odd 8-digits composite number following 80815090
and preceding 80815092 . In scientific notation, it is written as 8.0815091 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 69192648 positive integers (up to 80815091) that are relatively prime to 80815091.
80815091 has 4 divisors, whose sum is 80833800
The reverse of 80815091 is 19051808
Previous prime number is 6769
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
eighty million eight hundred fifteen thousand ninety-one
Scientific notation
8.0815091 × 10^7
Engineering notation
8.0815091 × 10^6
Prime Factorization
6769 × 11939
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80815091
Product of the distinct prime numbers
The prime factorization of 80815091 is 6769 × 11939.
Since it has a total of 2 prime factors.
4 , 8 , 39 , 94 , 520 , 836 , 6164 , 3906 , 6281 , 2403 , 545998 , 818098 , 1366920 , 4546402 , 58020574 , 53679961 , 167932858 , 340160040 , 2385642944 , 281306827
n×2
161630182
n×3
242445273
n×4
323260364
n×5
404075455
n÷2
40407545.5
n÷3
26938363.666667
n÷3
20203772.75
n÷5
16163018.2
n2
6531078933338281
n3
5.2780973832592E+23
n4
4.2654992033495E+31
n5
3.4471670627912E+39
2 √n
8989.7214083641
3 √n
432.34537959171
4 √n
94.814141394436
5 √n
38.150347068927
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-80815090
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 80815091 can be divided by 4 positive divisors.
The sum of these divisors (counting 80815091) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110100010010001111110011
3
Ternary
12122001211110112
4
Quaternary
10310102033303
5
Quinary
131142040331
6
Senary
12004051535
8
Octal
464221763
10
Decimal
80815091
12
Duodecimal
23093bab
16
Hexadecimal
4d123f3
20
Vigesimal
1551heb
36
Base36
1c45bn
md5
540da5d1ae34fe359ac042ba2af61491
sha1
d7aa1caed03b79871ffc0510c83de7650305f38f
sha256
43dc677d432e7220894c1181ce9592ff65d0265f16bb3c07837a2021385c1d8d
sha512
1d4cec8dbeed6210880ebdcb6f61db1c3a0f18e556a81e862a604a6d9a972b2abec6b932cb7fcceafb6dc246a13f5f71477b1a56a388b96fd846168881ac3f98
ripemd-160
b987c9285a66ec9e3030bc594bc3a5a4fa40f21b
Diameter
161630182
Circumference
507776192.36958
Area
2.0517989596991E+16
Volume
2.2108842618905E+24
Surface area
8.2071958387962E+16
Circumference
507776192.36958
Perimeter
323260364
Area
6531078933338281
Diagonal
114289797.73662
Surface area
39186473600029686
Volume
5.2780973832592E+23
Space diagonal
139975843.6303
Perimeter
242445273
Area
2.8280401351962E+15
Altitude
69987921.815151
Surface area
2.8280401351962E+15
Volume
6.2202974191092E+22
Height
38096599.245539