77887946 is an even 8-digits composite number following 77887945
and preceding 77887947 . In scientific notation, it is written as 7.7887946 × 10^7.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 37994080 positive integers (up to 77887946) that are relatively prime to 77887946.
77887946 has 8 divisors, whose sum is 119681604
The reverse of 77887946 is 64978877
Previous prime number is 41
Is Prime? no
Number parity even
Number length 8
Sum of Digits 56
Digital Root 2
Name
seventy-seven million eight hundred eighty-seven thousand nine hundred forty-six
Scientific notation
7.7887946 × 10^7
Engineering notation
7.7887946 × 10^6
Prime Factorization
2 × 41 × 949853
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77887946
Product of the distinct prime numbers
The prime factorization of 77887946 is 2 × 41 × 949853.
Since it has a total of 3 prime factors.
8 , 6 , 11 , 49 , 980 , 908 , 6648 , 5203 , 29825 , 19126 , 366184 , 252781 , 4991835 , 3843965 , 81874970 , 56476154 , 32334311 , 959766928 , 9487767305 , 9461389086
n×2
155775892
n×3
233663838
n×4
311551784
n×5
389439730
n÷2
38943973
n÷3
25962648.666667
n÷3
19471986.5
n÷5
15577589.2
n2
6066532132098916
n3
4.7250972711219E+23
n4
3.6802812109789E+31
n5
2.8664954422554E+39
2 √n
8825.4147777881
3 √n
427.06116819385
4 √n
93.943678753752
5 √n
37.86989057447
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
-77887945
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 77887946 can be divided by 8 positive divisors.
The sum of these divisors (counting 77887946) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101001000111100111001010
3
Ternary
12102120010011202
4
Quaternary
10221013213022
5
Quinary
124414403241
6
Senary
11421224202
8
Octal
451074712
10
Decimal
77887946
12
Duodecimal
22102062
16
Hexadecimal
4a479ca
20
Vigesimal
146fjh6
36
Base36
1adeq2
md5
a21b92de20559a549037a2d859d1a8b9
sha1
d7fc6475103bf1bc906f9cc8cf7199b2dd809158
sha256
02f8e16ea3a06c9cdb5e09262e2fe44de44315b14ca6067feaec860e24f4ab32
sha512
2bb1e38abe003f07c2ab70972d33d586a202d750512386108b1b47f6c560131aa8be264b906d7b4b3d78f0fc10c882f86b3cc5d031bf8d563a3755d8ffe02280
ripemd-160
eae345e1eaf9abf07a81f3e9f158df28f9dbafbf
Diameter
155775892
Circumference
489384397.9136
Area
1.9058572778968E+16
Volume
1.9792441165938E+24
Surface area
7.6234291115874E+16
Circumference
489384397.9136
Perimeter
311551784
Area
6066532132098916
Diagonal
110150189.57858
Surface area
36399192792593496
Volume
4.7250972711219E+23
Space diagonal
134905879.76918
Perimeter
233663838
Area
2.6268854696361E+15
Altitude
67452939.884591
Surface area
2.6268854696361E+15
Volume
5.5685805369605E+22
Height
36716729.859528