80856961 is an odd 8-digits composite number following 80856960
and preceding 80856962 . In scientific notation, it is written as 8.0856961 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 78884800 positive integers (up to 80856961) that are relatively prime to 80856961.
80856961 has 4 divisors, whose sum is 82829124
The reverse of 80856961 is 16965808
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
eighty million eight hundred fifty-six thousand nine hundred sixty-one
Scientific notation
8.0856961 × 10^7
Engineering notation
8.0856961 × 10^6
Prime Factorization
41 × 1972121
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80856961
Product of the distinct prime numbers
The prime factorization of 80856961 is 41 × 1972121.
Since it has a total of 2 prime factors.
3 , 9 , 88 , 48 , 97 , 81 , 7974 , 8257 , 18186 , 57092 , 709055 , 8166 , 7012541 , 4056261 , 46796129 , 2318203 , 298146867 , 763913073 , 3207045411 , 7835890723
n×2
161713922
n×3
242570883
n×4
323427844
n×5
404284805
n÷2
40428480.5
n÷3
26952320.333333
n÷3
20214240.25
n÷5
16171392.2
n2
6537848142155521
n3
5.2863053225419E+23
n4
4.2743458329886E+31
n5
3.4561061431847E+39
2 √n
8992.0498775307
3 √n
432.42003221526
4 √n
94.826419723254
5 √n
38.154299360712
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
-80856960
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 80856961 can be divided by 4 positive divisors.
The sum of these divisors (counting 80856961) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110100011100011110000001
3
Ternary
12122010221220021
4
Quaternary
10310130132001
5
Quinary
131144410321
6
Senary
12005013441
8
Octal
464343601
10
Decimal
80856961
12
Duodecimal
230b4281
16
Hexadecimal
4d1c781
20
Vigesimal
1557281
36
Base36
1c51mp
md5
65e61721a5da37a2ad12ec18ec7042a0
sha1
39dc9f8077abd92ce8e0035ae4fbca9d79a7d56c
sha256
37e10eef6d0ec7d0a00b923d5a55cf5638d240001cf1ebc7a33d4806bcd3e2a0
sha512
7b6b73d1a45b78ffa4ad9051d708671166cd588f8b63ed5d7664873257826f53800a801cdf9482cc971b6b080d859e0591288fff4ea368326b6cf82bb0f4f5f2
ripemd-160
d3ddbfa845fcfc81d89032150c5f19f692400269
Diameter
161713922
Circumference
508039269.33839
Area
2.0539255693681E+16
Volume
2.2143223954574E+24
Surface area
8.2157022774726E+16
Circumference
508039269.33839
Perimeter
323427844
Area
6537848142155521
Diagonal
114349010.85847
Surface area
39227088852933126
Volume
5.2863053225419E+23
Space diagonal
140048364.59762
Perimeter
242570883
Area
2.8309712885958E+15
Altitude
70024182.298808
Surface area
2.8309712885958E+15
Volume
6.2299705683199E+22
Height
38116336.952824