80938861 is an odd 8-digits composite number following 80938860
and preceding 80938862 . In scientific notation, it is written as 8.0938861 × 10^7.
The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors.
There are 77180040 positive integers (up to 80938861) that are relatively prime to 80938861.
80938861 has 12 divisors, whose sum is 84791680
The reverse of 80938861 is 16883908
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
eighty million nine hundred thirty-eight thousand eight hundred sixty-one
Scientific notation
8.0938861 × 10^7
Engineering notation
8.0938861 × 10^6
Prime Factorization
31 × 83 × 83 × 379
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
975167
Product of the distinct prime numbers
The prime factorization of 80938861 is 31 × 83 × 83 × 379.
Since it has a total of 4 prime factors.
9 , 8 , 89 , 86 , 126 , 183 , 2010 , 2187 , 35673 , 6341 , 805319 , 534771 , 7579483 , 3982695 , 79805670 , 61381497 , 820603892 , 913286977 , 1461459883 , 1121615483
n×2
161877722
n×3
242816583
n×4
323755444
n×5
404694305
n÷2
40469430.5
n÷3
26979620.333333
n÷3
20234715.25
n÷5
16187772.2
n2
6551099219977321
n3
5.3023850916295E+23
n4
4.2916900989987E+31
n5
3.4736450837794E+39
2 √n
8996.6027477043
3 √n
432.56598233745
4 √n
94.850423023328
5 √n
38.162025527486
1 , 31 , 83 , 379 , 2573 , 6889 , 11749 , 31457 , 213559 , 975167 , 2610931 , 80938861
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-80938860
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 80938861 can be divided by 12 positive divisors.
The sum of these divisors (counting 80938861) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100110100110000011101101101
3
Ternary
12122022010020121
4
Quaternary
10310300131231
5
Quinary
131210020421
6
Senary
12010444541
8
Octal
464603555
10
Decimal
80938861
12
Duodecimal
23133751
16
Hexadecimal
4d3076d
20
Vigesimal
155h731
36
Base36
1c6stp
md5
8a4c50e02e2855c44ab103383abedbca
sha1
5100104d8d6fcd1a9e8356be77ef1aa260517721
sha256
a637cb1e7ac17a0310ac4a613601732d111f5ef2fb05442708a96b4370510aff
sha512
0295fc672bcee6529ca7cb33f8d2c53770cee8b20b02f79d8907f378034c9a091bc3c3d19f8d03675adfb055d457c3e66272bd1130124981ba45b966b0b083d0
ripemd-160
17610cb7168946d0b86b1033a1f5961f6e13479a
Diameter
161877722
Circumference
508553862.21505
Area
2.0580885182419E+16
Volume
2.2210578733823E+24
Surface area
8.2323540729674E+16
Circumference
508553862.21505
Perimeter
323755444
Area
6551099219977321
Diagonal
114464834.94923
Surface area
39306595319863926
Volume
5.3023850916295E+23
Space diagonal
140190219.55876
Perimeter
242816583
Area
2.8367091736064E+15
Altitude
70095109.779378
Surface area
2.8367091736064E+15
Volume
6.2489207579228E+22
Height
38154944.983077