77804561 is an odd 8-digits composite number following 77804560
and preceding 77804562 . In scientific notation, it is written as 7.7804561 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 74421732 positive integers (up to 77804561) that are relatively prime to 77804561.
77804561 has 4 divisors, whose sum is 81187392
The reverse of 77804561 is 16540877
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-seven million eight hundred four thousand five hundred sixty-one
Scientific notation
7.7804561 × 10^7
Engineering notation
7.7804561 × 10^6
Prime Factorization
23 × 3382807
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
77804561
Product of the distinct prime numbers
The prime factorization of 77804561 is 23 × 3382807.
Since it has a total of 2 prime factors.
2 , 3 , 46 , 80 , 507 , 40 , 7783 , 8582 , 10283 , 40675 , 124654 , 655862 , 7175196 , 1024453 , 80715317 , 28155620 , 660750908 , 282080433 , 1603485486 , 1535796045
n×2
155609122
n×3
233413683
n×4
311218244
n×5
389022805
n÷2
38902280.5
n÷3
25934853.666667
n÷3
19451140.25
n÷5
15560912.2
n2
6053549712402721
n3
4.7099377786517E+23
n4
3.6645464120531E+31
n5
2.8511842485392E+39
2 √n
8820.6893721523
3 √n
426.9087132342
4 √n
93.918525180884
5 √n
37.861778577389
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77804560
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77804561 can be divided by 4 positive divisors.
The sum of these divisors (counting 77804561) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101000110011010000010001
3
Ternary
12102101212210102
4
Quaternary
10220303100101
5
Quinary
124404221221
6
Senary
11415342145
8
Octal
450632021
10
Decimal
77804561
12
Duodecimal
22081955
16
Hexadecimal
4a33411
20
Vigesimal
1465b81
36
Base36
1abmdt
md5
97c37ed25cb9558bee1d2016bc6a2a07
sha1
1968f8bb127a5e87c34c4caf2b30d013c721abf3
sha256
da5126e3167d9e7d1686b3c09e69638441addb5c2769ab8a9d9ef0f4d71b51e8
sha512
acae9a5f638285f106f8ee36d79ef672777d1d9bbb10629d2f62c8f1edb90fa21ca964a55dfb733eb3f377f4eb0fc3c8a827d8ef924a107891b88e2bd71aa75a
ripemd-160
fae7fa13f900287a24632bfaa239f18947ec2f22
Diameter
155609122
Circumference
488860474.50676
Area
1.9017787304625E+16
Volume
1.972894123237E+24
Surface area
7.60711492185E+16
Circumference
488860474.50676
Perimeter
311218244
Area
6053549712402721
Diagonal
110032265.38068
Surface area
36321298274416326
Volume
4.7099377786517E+23
Space diagonal
134761452.71259
Perimeter
233413683
Area
2.6212639170064E+15
Altitude
67380726.356296
Surface area
2.6212639170064E+15
Volume
5.5507149037522E+22
Height
36677421.793562