76806985 is an odd 8-digits composite number following 76806984
and preceding 76806986 . In scientific notation, it is written as 7.6806985 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 61445584 positive integers (up to 76806985) that are relatively prime to 76806985.
76806985 has 4 divisors, whose sum is 92168388
The reverse of 76806985 is 58960867
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-six million eight hundred six thousand nine hundred eighty-five
Scientific notation
7.6806985 × 10^7
Engineering notation
7.6806985 × 10^6
Prime Factorization
5 × 15361397
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
76806985
Product of the distinct prime numbers
The prime factorization of 76806985 is 5 × 15361397.
Since it has a total of 2 prime factors.
5 , 2 , 36 , 57 , 260 , 420 , 9152 , 4445 , 62090 , 71759 , 128585 , 52939 , 286522 , 6553142 , 9786460 , 70782188 , 43455952 , 13558688 , 3909161569 , 4844944142
n×2
153613970
n×3
230420955
n×4
307227940
n×5
384034925
n÷2
38403492.5
n÷3
25602328.333333
n÷3
19201746.25
n÷5
15361397
n2
5899312944790225
n3
4.5310844086081E+23
n4
3.480189322057E+31
n5
2.6730284905639E+39
2 √n
8763.9594362366
3 √n
425.07631386243
4 √n
93.616021258311
5 √n
37.764187348814
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
-76806984
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 76806985 can be divided by 4 positive divisors.
The sum of these divisors (counting 76806985) is 1, the average is 0.25.
Base
System
Value
2
Binary
100100100111111101101001001
3
Ternary
12100112012101011
4
Quaternary
10210333231021
5
Quinary
124130310420
6
Senary
11342123521
8
Octal
444775511
10
Decimal
76806985
12
Duodecimal
218805a1
16
Hexadecimal
493fb49
20
Vigesimal
1400h95
36
Base36
19q8nd
md5
1c519363373b3d76fb4d107af38dfcd8
sha1
207735f3dd83173fb298f015b82513394a9db13d
sha256
e79f9d05cbdc0f25cc91e920ce61c4695c1410fa7fc42c175143619bd77aed46
sha512
1b11cc5c5aa85ba1d9ea73ded9d222cb4b02707642087e67aa921d1edfc322d5ca91a345e1ce804ad16076361b03a3ec1ea0dfebaf072b49af8f6ef79ec36010
ripemd-160
1b08f31b5130f4903eb2dcec9b757dffa0e8d815
Diameter
153613970
Circumference
482592519.64076
Area
1.853323820858E+16
Volume
1.8979761987838E+24
Surface area
7.4132952834321E+16
Circumference
482592519.64076
Perimeter
307227940
Area
5899312944790225
Diagonal
108621479.87199
Surface area
35395877668741350
Volume
4.5310844086081E+23
Space diagonal
133033600.39618
Perimeter
230420955
Area
2.5544774375314E+15
Altitude
66516800.19809
Surface area
2.5544774375314E+15
Volume
5.339934185759E+22
Height
36207159.957329