77888728 is an even 8-digits composite number following 77888727
and preceding 77888729 . In scientific notation, it is written as 7.7888728 × 10^7.
The sum of its digits is 55. It has a total of 4 prime factors and 8 positive divisors.
There are 38944360 positive integers (up to 77888728) that are relatively prime to 77888728.
77888728 has 8 divisors, whose sum is 146041380
The reverse of 77888728 is 82788877
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 55
Digital Root 1
Name
seventy-seven million eight hundred eighty-eight thousand seven hundred twenty-eight
Scientific notation
7.7888728 × 10^7
Engineering notation
7.7888728 × 10^6
Prime Factorization
2 × 2 × 2 × 9736091
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
19472182
Product of the distinct prime numbers
The prime factorization of 77888728 is 2 × 2 × 2 × 9736091.
Since it has a total of 4 prime factors.
7 , 1 , 1 , 100 , 524 , 899 , 8866 , 7676 , 68594 , 83265 , 48524 , 585982 , 1103590 , 1378301 , 60589727 , 36174619 , 821301298 , 252975199 , 1665990787 , 7103181881
n×2
155777456
n×3
233666184
n×4
311554912
n×5
389443640
n÷2
38944364
n÷3
25962909.333333
n÷3
19472182
n÷5
15577745.6
n2
6066653949457984
n3
4.7252395933946E+23
n4
3.6804290142474E+31
n5
2.8666393441403E+39
2 √n
8825.4590815436
3 √n
427.06259742962
4 √n
93.943914553012
5 √n
37.869966617394
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
-77888727
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 77888728 can be divided by 8 positive divisors.
The sum of these divisors (counting 77888728) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101001000111110011011000
3
Ternary
12102120011020201
4
Quaternary
10221013303120
5
Quinary
124414414403
6
Senary
11421231544
8
Octal
451076330
10
Decimal
77888728
12
Duodecimal
221025b4
16
Hexadecimal
4a47cd8
20
Vigesimal
146g1g8
36
Base36
1adfbs
md5
1fa88bd4c5afdb0ac52c36641f69004a
sha1
0721cf59cdd0e2e64f4e794488767c01148b2b72
sha256
d1a71313c12f18bce66dcddc3d1d4ba17fc14cf3ba9e5cbbfabc6d02963d2512
sha512
30292abf36e3d136c2873a51cf83d093e1d00e69a5899956f409ccd17e87de1b19ce2ebeadf374b8ca95054bf3609caede56047235d453aa5b485f97cea8891a
ripemd-160
d1e386a379c2a0de6d3c2f1f95b9555b32b869e0
Diameter
155777456
Circumference
489389311.36451
Area
1.9058955479489E+16
Volume
1.979303732408E+24
Surface area
7.6235821917955E+16
Circumference
489389311.36451
Perimeter
311554912
Area
6066653949457984
Diagonal
110151295.49359
Surface area
36399923696747904
Volume
4.7252395933946E+23
Space diagonal
134907234.23291
Perimeter
233666184
Area
2.6269382180999E+15
Altitude
67453617.116456
Surface area
2.6269382180999E+15
Volume
5.5687482653675E+22
Height
36717098.497863