77888961 is an odd 8-digits composite number following 77888960
and preceding 77888962 . In scientific notation, it is written as 7.7888961 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 49192920 positive integers (up to 77888961) that are relatively prime to 77888961.
77888961 has 8 divisors, whose sum is 91098400
The reverse of 77888961 is 16988877
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
seventy-seven million eight hundred eighty-eight thousand nine hundred sixty-one
Scientific notation
7.7888961 × 10^7
Engineering notation
7.7888961 × 10^6
Prime Factorization
9 × 19 × 455491
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77888961
Product of the distinct prime numbers
The prime factorization of 77888961 is 9 × 19 × 455491.
Since it has a total of 3 prime factors.
4 , 2 , 17 , 68 , 999 , 794 , 8452 , 4981 , 62395 , 14810 , 445662 , 610886 , 282459 , 5891135 , 98891062 , 41561737 , 112726121 , 431072167 , 5703324172 , 7873856612
n×2
155777922
n×3
233666883
n×4
311555844
n×5
389444805
n÷2
38944480.5
n÷3
25962987
n÷3
19472240.25
n÷5
15577792.2
n2
6066690245659521
n3
4.7252819994325E+23
n4
3.680473053678E+31
n5
2.8666822213948E+39
2 √n
8825.4722819802
3 √n
427.06302327423
4 √n
93.943984809993
5 √n
37.869989274566
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
-77888960
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 77888961 can be divided by 8 positive divisors.
The sum of these divisors (counting 77888961) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101001000111110111000001
3
Ternary
12102120011120100
4
Quaternary
10221013313001
5
Quinary
124414421321
6
Senary
11421233013
8
Octal
451076701
10
Decimal
77888961
12
Duodecimal
22102769
16
Hexadecimal
4a47dc1
20
Vigesimal
146g281
36
Base36
1adfi9
md5
6f3b4512aff0b098f266e7ae867c45f3
sha1
9ef8a8facc3d4eb05fd50b273cd2ce1d12b94786
sha256
24435f7adef8b0c6858b56d138adeb7cb3ecd2e99520a101098b4c3a983e121a
sha512
321b162ad799709a61210322bedc2adbb3aa4e2755af8aed753959da7ae87987ea875832b72f934854691f357e0896c1f7cd028b12c1353e6fa0cfcd28d2d721
ripemd-160
641956651cfdda0bc45bc5055903448eef1015cd
Diameter
155777922
Circumference
489390775.34668
Area
1.9059069507369E+16
Volume
1.9793214954077E+24
Surface area
7.6236278029475E+16
Circumference
489390775.34668
Perimeter
311555844
Area
6066690245659521
Diagonal
110151625.00535
Surface area
36400141473957126
Volume
4.7252819994325E+23
Space diagonal
134907637.80075
Perimeter
233666883
Area
2.6269539348162E+15
Altitude
67453818.900375
Surface area
2.6269539348162E+15
Volume
5.5687982413625E+22
Height
36717208.335116