80971312 is an even 8-digits composite number following 80971311
and preceding 80971313 . In scientific notation, it is written as 8.0971312 × 10^7.
The sum of its digits is 31. It has a total of 6 prime factors and 20 positive divisors.
There are 38354688 positive integers (up to 80971312) that are relatively prime to 80971312.
80971312 has 20 divisors, whose sum is 165139480
The reverse of 80971312 is 21317908
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
eighty million nine hundred seventy-one thousand three hundred twelve
Scientific notation
8.0971312 × 10^7
Engineering notation
8.0971312 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 19 × 266353
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
10121414
Product of the distinct prime numbers
The prime factorization of 80971312 is 2 × 2 × 2 × 2 × 19 × 266353.
Since it has a total of 6 prime factors.
10 , 7 , 56 , 35 , 417 , 365 , 3827 , 2174 , 74575 , 2532 , 73249 , 389625 , 5935408 , 3543712 , 14391026 , 35346473 , 302545200 , 36412322 , 9919847758 , 7027381804
n×2
161942624
n×3
242913936
n×4
323885248
n×5
404856560
n÷2
40485656
n÷3
26990437.333333
n÷3
20242828
n÷5
16194262.4
n2
6556353367001344
n3
5.3087653406172E+23
n4
4.298576947299E+31
n5
3.4806141515575E+39
2 √n
8998.406081079
3 √n
432.62378449803
4 √n
94.859928742747
5 √n
38.165085114235
1 , 2 , 4 , 8 , 16 , 19 , 38 , 76 , 152 , 304 , 266353 , 532706 , 1065412 , 2130824 , 4261648 , 5060707 , 10121414 , 20242828 , 40485656 , 80971312
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-80971311
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 80971312 can be divided by 20 positive divisors.
The sum of these divisors (counting 80971312) is 1, the average is 0.05.
Base
System
Value
2
Binary
100110100111000011000110000
3
Ternary
12122100202202111
4
Quaternary
10310320120300
5
Quinary
131212040222
6
Senary
12011255104
8
Octal
464703060
10
Decimal
80971312
12
Duodecimal
2314a494
16
Hexadecimal
4d38630
20
Vigesimal
156185c
36
Base36
1c7hv4
md5
61e083794526503d620659ae677d5c14
sha1
3089c115836b244f13ba9b5f3d4c32bcf875ffd2
sha256
23f74575785e9d65a965c5c0acbfa5d16eabc9def85da982b951ff42b52f115f
sha512
205ec6865bbfe6d23b879930679d95655e16d870c8f7dcf518cec5c50d0d3f67f3f4325513f45ce43ba69bcc3a0ad58755bf59452391bd65be845769fe12079c
ripemd-160
8f8b140615f75edc7f7958957c1d356ed6e5f8f4
Diameter
161942624
Circumference
508757757.86145
Area
2.059739157211E+16
Volume
2.2237304258287E+24
Surface area
8.2389566288441E+16
Circumference
508757757.86145
Perimeter
323885248
Area
6556353367001344
Diagonal
114510727.59354
Surface area
39338120202008064
Volume
5.3087653406172E+23
Space diagonal
140246426.33951
Perimeter
242913936
Area
2.8389842860054E+15
Altitude
70123213.169756
Surface area
2.8389842860054E+15
Volume
6.2564399534642E+22
Height
38170242.531181