77853840 is an even 8-digits composite number following 77853839
and preceding 77853841 . In scientific notation, it is written as 7.7853840 × 10^7.
The sum of its digits is 42. It has a total of 6 prime factors and 20 positive divisors.
There are 20760960 positive integers (up to 77853840) that are relatively prime to 77853840.
77853840 has 20 divisors, whose sum is 160898432
The reverse of 77853840 is 04835877
Previous prime number is 15
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-seven million eight hundred fifty-three thousand eight hundred forty
Scientific notation
7.7853840 × 10^7
Engineering notation
7.7853840 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 15 × 324391
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
9731730
Product of the distinct prime numbers
The prime factorization of 77853840 is 2 × 2 × 2 × 2 × 15 × 324391.
Since it has a total of 6 prime factors.
6 , 7 , 100 , 47 , 739 , 174 , 5030 , 6083 , 19255 , 26980 , 836635 , 117627 , 5313341 , 2876325 , 48289514 , 83470553 , 37782635 , 640466533 , 8051847592 , 7107084351
n×2
155707680
n×3
233561520
n×4
311415360
n×5
389269200
n÷2
38926920
n÷3
25951280
n÷3
19463460
n÷5
15570768
n2
6061220402745600
n3
4.7188928344009E+23
n4
3.673839277066E+31
n5
2.8602249526241E+39
2 √n
8823.4823057566
3 √n
426.99882446608
4 √n
93.933392921562
5 √n
37.866573458431
1 , 2 , 4 , 8 , 15 , 16 , 30 , 60 , 120 , 240 , 324391 , 648782 , 1297564 , 2595128 , 4865865 , 5190256 , 9731730 , 19463460 , 38926920 , 77853840
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77853839
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77853840 can be divided by 20 positive divisors.
The sum of these divisors (counting 77853840) is 1, the average is 0.05.
Base
System
Value
2
Binary
100101000111111010010010000
3
Ternary
12102111101101120
4
Quaternary
10220333102100
5
Quinary
124412310330
6
Senary
11420402240
8
Octal
450772220
10
Decimal
77853840
12
Duodecimal
220a6380
16
Hexadecimal
4a3f490
20
Vigesimal
146bec0
36
Base36
1acoeo
md5
d15f37874b7b0013c0b2102ab81a609c
sha1
b8501679f9f51fd231225a1f9c83d5e17ab0bdfb
sha256
dab4eab094b4cde388a56a30b19121411f48c897707384525b8e0a1982672988
sha512
13b28b5f98b69ba11700f111ccea77f45b5a833cbef407cd85dac9ab993d53a5a7d3b5d199f4e7742e712a661275d99548860a9354e8c95c39ae5470cc993b26
ripemd-160
69464ec20291b5b4adb4a0584df0fe5bdd3243c8
Diameter
155707680
Circumference
489170103.59551
Area
1.9041885489054E+16
Volume
1.9766452082175E+24
Surface area
7.6167541956217E+16
Circumference
489170103.59551
Perimeter
311415360
Area
6061220402745600
Diagonal
110101956.41082
Surface area
36367322416473600
Volume
4.7188928344009E+23
Space diagonal
134846806.44434
Perimeter
233561520
Area
2.6245854233571E+15
Altitude
67423403.222169
Surface area
2.6245854233571E+15
Volume
5.5612685381625E+22
Height
36700652.136942