77778930 is an even 8-digits composite number following 77778929
and preceding 77778931 . In scientific notation, it is written as 7.7778930 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 20741040 positive integers (up to 77778930) that are relatively prime to 77778930.
77778930 has 8 divisors, whose sum is 124446336
The reverse of 77778930 is 03987777
Previous prime number is 15
Is Prime? no
Number parity even
Number length 8
Sum of Digits 48
Digital Root 3
Name
seventy-seven million seven hundred seventy-eight thousand nine hundred thirty
Scientific notation
7.7778930 × 10^7
Engineering notation
7.7778930 × 10^6
Prime Factorization
2 × 15 × 2592631
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77778930
Product of the distinct prime numbers
The prime factorization of 77778930 is 2 × 15 × 2592631.
Since it has a total of 3 prime factors.
6 , 2 , 41 , 96 , 638 , 473 , 680 , 6900 , 44608 , 20411 , 490393 , 636381 , 9315474 , 8245013 , 27296090 , 93678468 , 298489207 , 728136943 , 9008346874 , 683371767
n×2
155557860
n×3
233336790
n×4
311115720
n×5
388894650
n÷2
38889465
n÷3
25926310
n÷3
19444732.5
n÷5
15555786
n2
6049561951944900
n3
4.7052845559099E+23
n4
3.6597199810419E+31
n5
2.8464910422506E+39
2 √n
8819.2363614998
3 √n
426.86182952605
4 √n
93.910789377471
5 √n
37.859283702706
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
-77778929
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 77778930 can be divided by 8 positive divisors.
The sum of these divisors (counting 77778930) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101000101100111111110010
3
Ternary
12102100120122010
4
Quaternary
10220230333302
5
Quinary
124402411210
6
Senary
11415023350
8
Octal
450547762
10
Decimal
77778930
12
Duodecimal
2206ab56
16
Hexadecimal
4a2cff2
20
Vigesimal
146276a
36
Base36
1ab2lu
md5
ea70e50d4c8d56e3b78a48761c31f5d2
sha1
b07bfbd1a246debfeed4c600de214a053ea36839
sha256
c43eb44a63b310aef17dceffcbc76f894fa10c85d352a84b5ac10411b3fc0059
sha512
85f8507eac066a44d4d878aa29b28199402532a939fb0187b3b5bf174b17f0f21dcc2b92e7bd3155497d8ff10949e8c950149ef7133a979e92d60c6ed82666e4
ripemd-160
ae7c483b2fb74c69c6fdbcf1020bc732357e55a5
Diameter
155557860
Circumference
488699430.18415
Area
1.9005259385666E+16
Volume
1.9709449858528E+24
Surface area
7.6021037542666E+16
Circumference
488699430.18415
Perimeter
311115720
Area
6049561951944900
Diagonal
109996017.67287
Surface area
36297371711669400
Volume
4.7052845559099E+23
Space diagonal
134717058.51834
Perimeter
233336790
Area
2.619537166076E+15
Altitude
67358529.259172
Surface area
2.619537166076E+15
Volume
5.5452310281603E+22
Height
36665339.224289