80972018 is an even 8-digits composite number following 80972017
and preceding 80972019 . In scientific notation, it is written as 8.0972018 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 40473216 positive integers (up to 80972018) that are relatively prime to 80972018.
80972018 has 8 divisors, whose sum is 121496412
The reverse of 80972018 is 81027908
Previous prime number is 5737
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
eighty million nine hundred seventy-two thousand eighteen
Scientific notation
8.0972018 × 10^7
Engineering notation
8.0972018 × 10^6
Prime Factorization
2 × 5737 × 7057
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80972018
Product of the distinct prime numbers
The prime factorization of 80972018 is 2 × 5737 × 7057.
Since it has a total of 3 prime factors.
7 , 6 , 77 , 1 , 95 , 552 , 7963 , 3032 , 63329 , 62576 , 905453 , 763095 , 372676 , 4849999 , 21047324 , 94536461 , 699009487 , 755852995 , 358942210 , 7689513779
n×2
161944036
n×3
242916054
n×4
323888072
n×5
404860090
n÷2
40486009
n÷3
26990672.666667
n÷3
20243004.5
n÷5
16194403.6
n2
6556467698992324
n3
5.3089042053923E+23
n4
4.298726868793E+31
n5
3.4807658939699E+39
2 √n
8998.4453101633
3 √n
432.62504186312
4 √n
94.86013551626
5 √n
38.165151667328
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
-80972017
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 80972018 can be divided by 8 positive divisors.
The sum of these divisors (counting 80972018) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110100111000100011110010
3
Ternary
12122100210201122
4
Quaternary
10310320203302
5
Quinary
131212101033
6
Senary
12011302242
8
Octal
464704362
10
Decimal
80972018
12
Duodecimal
2314a982
16
Hexadecimal
4d388f2
20
Vigesimal
1561a0i
36
Base36
1c7ieq
md5
9bf80145035f0cc27938bf1f7213ddd7
sha1
139532d1e3ab6a31865b89c0dd9b837dc51181d4
sha256
4aec116773894042a13b3f87b3498349aaed3d48257b06832c2dc1665a1d3b6f
sha512
e04f090ccfc7413555f3d67ba9bb42f76d8174014701c4043fb38f2780f78c7ab1281dca67bd094f1553daa20e9bb0f5001a1bd0a365b83f4f14a8fe151a720e
ripemd-160
3dc8833ffba0892881e4e6925df76356419f4907
Diameter
161944036
Circumference
508762193.79028
Area
2.0597750756653E+16
Volume
2.2237885933696E+24
Surface area
8.2391003026612E+16
Circumference
508762193.79028
Perimeter
323888072
Area
6556467698992324
Diagonal
114511726.02832
Surface area
39338806193953944
Volume
5.3089042053923E+23
Space diagonal
140247649.16738
Perimeter
242916054
Area
2.8390337932097E+15
Altitude
70123824.583691
Surface area
2.8390337932097E+15
Volume
6.2566036071711E+22
Height
38170575.342773