77887916 is an even 8-digits composite number following 77887915
and preceding 77887917 . In scientific notation, it is written as 7.7887916 × 10^7.
The sum of its digits is 53. It has a total of 4 prime factors and 12 positive divisors.
There are 36893592 positive integers (up to 77887916) that are relatively prime to 77887916.
77887916 has 12 divisors, whose sum is 136683960
The reverse of 77887916 is 61978877
Previous prime number is 361
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
seventy-seven million eight hundred eighty-seven thousand nine hundred sixteen
Scientific notation
7.7887916 × 10^7
Engineering notation
7.7887916 × 10^6
Prime Factorization
2 × 2 × 361 × 53939
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
38943958
Product of the distinct prime numbers
The prime factorization of 77887916 is 2 × 2 × 361 × 53939.
Since it has a total of 4 prime factors.
6 , 4 , 26 , 16 , 133 , 992 , 633 , 5898 , 62658 , 71479 , 767977 , 467835 , 8184129 , 7003653 , 93346475 , 54710819 , 492374562 , 859954325 , 2085946334 , 6233151988
n×2
155775832
n×3
233663748
n×4
311551664
n×5
389439580
n÷2
38943958
n÷3
25962638.666667
n÷3
19471979
n÷5
15577583.2
n2
6066527458823056
n3
4.725091811245E+23
n4
3.6802755408654E+31
n5
2.8664899218378E+39
2 √n
8825.4130781511
3 √n
427.06111336364
4 √n
93.943669707709
5 √n
37.86988765721
1 , 2 , 4 , 361 , 722 , 1444 , 53939 , 107878 , 215756 , 19471979 , 38943958 , 77887916
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
-77887915
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 77887916 can be divided by 12 positive divisors.
The sum of these divisors (counting 77887916) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100101001000111100110101100
3
Ternary
12102120010010122
4
Quaternary
10221013212230
5
Quinary
124414403131
6
Senary
11421224112
8
Octal
451074654
10
Decimal
77887916
12
Duodecimal
22102038
16
Hexadecimal
4a479ac
20
Vigesimal
146fjfg
36
Base36
1adep8
md5
62c6fa1745facffefb6b5b60d854d219
sha1
d4ba7d0e6c51fd8de2012ec8e2bf754d0cc24d81
sha256
e626d1e36b2a68f16969499116648506f581021654e4feca13839ffb16876fae
sha512
3997c9f8f55d165dc29a3a4b51df73e96fd306b52e52e0991352566d16bc71a1c74cb27f291e41b86b9445070c90960629cd47a8310ff8115fb6eb8265a42b75
ripemd-160
0644391d42968c22036c5ed6c47240f7bfcad4a6
Diameter
155775832
Circumference
489384209.41804
Area
1.9058558097439E+16
Volume
1.979241829566E+24
Surface area
7.6234232389757E+16
Circumference
489384209.41804
Perimeter
311551664
Area
6066527458823056
Diagonal
110150147.15218
Surface area
36399164752938336
Volume
4.725091811245E+23
Space diagonal
134905827.80766
Perimeter
233663748
Area
2.6268834460483E+15
Altitude
67452913.903828
Surface area
2.6268834460483E+15
Volume
5.568574102434E+22
Height
36716715.717392