80971561 is an odd 8-digits composite number following 80971560
and preceding 80971562 . In scientific notation, it is written as 8.0971561 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 69280320 positive integers (up to 80971561) that are relatively prime to 80971561.
80971561 has 8 divisors, whose sum is 93528864
The reverse of 80971561 is 16517908
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighty million nine hundred seventy-one thousand five hundred sixty-one
Scientific notation
8.0971561 × 10^7
Engineering notation
8.0971561 × 10^6
Prime Factorization
17 × 11 × 433003
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80971561
Product of the distinct prime numbers
The prime factorization of 80971561 is 17 × 11 × 433003.
Since it has a total of 3 prime factors.
7 , 1 , 67 , 26 , 108 , 766 , 4709 , 1315 , 11090 , 79839 , 979278 , 823923 , 2326317 , 9951782 , 84637501 , 3396267 , 38514569 , 401536535 , 473852768 , 5783438745
n×2
161943122
n×3
242914683
n×4
323886244
n×5
404857805
n÷2
40485780.5
n÷3
26990520.333333
n÷3
20242890.25
n÷5
16194312.2
n2
6556393690776721
n3
5.3088143167274E+23
n4
4.2986298228457E+31
n5
3.4806676691697E+39
2 √n
8998.4199168521
3 √n
432.62422796049
4 √n
94.860001670104
5 √n
38.16510858698
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
-80971560
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 80971561 can be divided by 8 positive divisors.
The sum of these divisors (counting 80971561) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110100111000011100101001
3
Ternary
12122100210002201
4
Quaternary
10310320130221
5
Quinary
131212042221
6
Senary
12011300201
8
Octal
464703451
10
Decimal
80971561
12
Duodecimal
2314a661
16
Hexadecimal
4d38729
20
Vigesimal
15618i1
36
Base36
1c7i21
md5
06c99b8190e519c87c4a512fe078a58c
sha1
6caeba64e7d151bbd8ae5ec54b131511647afbd8
sha256
65fa8e29f825991dcac44b9bb50e76a384123b256fbba0de63d5179d4e03d39c
sha512
a876d55150037fda0f336a2492ac51f1b361ace3e8117c39773054957f828713f8ed2c9b8e11cc5a73a0992637a291ce2b31f232efb2d5c059c9ae784cb4463b
ripemd-160
9bfd1ab015ab909af7311cde876fc3f6efd732b0
Diameter
161943122
Circumference
508759322.3746
Area
2.0597518252987E+16
Volume
2.2237509408938E+24
Surface area
8.2390073011946E+16
Circumference
508759322.3746
Perimeter
323886244
Area
6556393690776721
Diagonal
114511079.73272
Surface area
39338362144660326
Volume
5.3088143167274E+23
Space diagonal
140246857.62016
Perimeter
242914683
Area
2.8390017467123E+15
Altitude
70123428.810081
Surface area
2.8390017467123E+15
Volume
6.2564976723636E+22
Height
38170359.910907