77881290 is an even 8-digits composite number following 77881289
and preceding 77881291 . In scientific notation, it is written as 7.7881290 × 10^7.
The sum of its digits is 42. It has a total of 5 prime factors and 32 positive divisors.
There are 20659200 positive integers (up to 77881290) that are relatively prime to 77881290.
77881290 has 32 divisors, whose sum is 187897536
The reverse of 77881290 is 09218877
Previous prime number is 193
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-seven million eight hundred eighty-one thousand two hundred ninety
Scientific notation
7.7881290 × 10^7
Engineering notation
7.7881290 × 10^6
Prime Factorization
2 × 3 × 5 × 193 × 13451
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
77881290
Product of the distinct prime numbers
The prime factorization of 77881290 is 2 × 3 × 5 × 193 × 13451.
Since it has a total of 5 prime factors.
10 , 4 , 1 , 34 , 576 , 461 , 6341 , 3386 , 5263 , 90679 , 663431 , 83795 , 1775670 , 6410746 , 81237126 , 15616986 , 364429145 , 470162363 , 8594208585 , 6187042321
n×2
155762580
n×3
233643870
n×4
311525160
n×5
389406450
n÷2
38940645
n÷3
25960430
n÷3
19470322.5
n÷5
15576258
n2
6065495332064100
n3
4.7238860095013E+23
n4
3.6790233623291E+31
n5
2.8652708539833E+39
2 √n
8825.0376769734
3 √n
427.04900285353
4 √n
93.941671674361
5 √n
37.869243309724
1 , 2 , 3 , 5 , 6 , 10 , 15 , 30 , 193 , 386 , 579 , 965 , 1158 , 1930 , 2895 , 5790 , 13451 , 26902 , 40353 , 67255 , 80706 , 134510 , 201765 , 403530 , 2596043 , 5192086 , 7788129 , 12980215 , 15576258 , 25960430 , 38940645 , 77881290
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77881289
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77881290 can be divided by 32 positive divisors.
The sum of these divisors (counting 77881290) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100101001000101111111001010
3
Ternary
12102112210001020
4
Quaternary
10221011333022
5
Quinary
124414200130
6
Senary
11421133310
8
Octal
451057712
10
Decimal
77881290
12
Duodecimal
220ba236
16
Hexadecimal
4a45fca
20
Vigesimal
146f34a
36
Base36
1ad9l6
md5
06bc9301ed8e8840cabc71042aae5d89
sha1
fdaacded4ac53f6dedfdec3d85f6b265b1b84253
sha256
0debd3fdc5f78592973b00567efa7e499db366eb97f1696655ccd7dee293ee9a
sha512
03dcb0eef07f412144523496c4c46c4f28c76cffee3a2dfd4e5c8d0b2b6fce00044dbcf33c8a750cefdb232dcfc6985adfa7e9f9ba1505f6ed1c6e10a93efa2f
ripemd-160
7b660d0a71c96f1204324be3efae54cebca65b50
Diameter
155762580
Circumference
489342577.03219
Area
1.9055315575596E+16
Volume
1.9787367445127E+24
Surface area
7.6221262302383E+16
Circumference
489342577.03219
Perimeter
311525160
Area
6065495332064100
Diagonal
110140776.57311
Surface area
36392971992384600
Volume
4.7238860095013E+23
Space diagonal
134894351.23901
Perimeter
233643870
Area
2.6264365220517E+15
Altitude
67447175.619503
Surface area
2.6264365220517E+15
Volume
5.5671530514511E+22
Height
36713592.191037