77978027 is an odd 8-digits composite number following 77978026
and preceding 77978028 . In scientific notation, it is written as 7.7978027 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 74048040 positive integers (up to 77978027) that are relatively prime to 77978027.
77978027 has 8 divisors, whose sum is 81957120
The reverse of 77978027 is 72087977
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
seventy-seven million nine hundred seventy-eight thousand twenty-seven
Scientific notation
7.7978027 × 10^7
Engineering notation
7.7978027 × 10^6
Prime Factorization
23 × 139 × 24391
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77978027
Product of the distinct prime numbers
The prime factorization of 77978027 is 23 × 139 × 24391.
Since it has a total of 3 prime factors.
4 , 9 , 1 , 86 , 27 , 340 , 4787 , 8092 , 85209 , 63701 , 156843 , 154763 , 1046066 , 5201729 , 68965521 , 45311973 , 953379753 , 851127788 , 3663530727 , 1489888736
n×2
155956054
n×3
233934081
n×4
311912108
n×5
389890135
n÷2
38989013.5
n÷3
25992675.666667
n÷3
19494506.75
n÷5
15595605.4
n2
6080572694812729
n3
4.7415106177157E+23
n4
3.6973364296902E+31
n5
2.8831099994247E+39
2 √n
8830.5168025433
3 √n
427.22574340638
4 √n
93.970829529931
5 √n
37.878646179735
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
-77978026
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 77978027 can be divided by 8 positive divisors.
The sum of these divisors (counting 77978027) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101001011101100110101011
3
Ternary
12102201200202002
4
Quaternary
10221131212223
5
Quinary
124430244102
6
Senary
11423201215
8
Octal
451354653
10
Decimal
77978027
12
Duodecimal
2214620b
16
Hexadecimal
4a5d9ab
20
Vigesimal
1477517
36
Base36
1afc8b
md5
0575caedc6914efd38f1f6c04d7637f7
sha1
f95c562b955e478fad53a017764e3def7c0ee546
sha256
6d0908afdf1fad375f331b3cea0eabc7cf13953c692a8834a6c48cc74a562d62
sha512
171e5ff300b7821cf12135cdff9b62a4eba7b7a966abea9e0af92b2d87a8ca97e755e973fea963d29babce3ec92ee6ace0464b002220a32de9bde012b1356f9f
ripemd-160
9a61f12af2a0689d576f33979c6d739488155b76
Diameter
155956054
Circumference
489950393.52925
Area
1.9102682507642E+16
Volume
1.9861193231378E+24
Surface area
7.6410730030569E+16
Circumference
489950393.52925
Perimeter
311912108
Area
6080572694812729
Diagonal
110277583.3505
Surface area
36483436168876374
Volume
4.7415106177157E+23
Space diagonal
135061904.63798
Perimeter
233934081
Area
2.6329652116329E+15
Altitude
67530952.318989
Surface area
2.6329652116329E+15
Volume
5.5879238514246E+22
Height
36759194.450165