77989844 is an even 8-digits composite number following 77989843
and preceding 77989845 . In scientific notation, it is written as 7.7989844 × 10^7.
The sum of its digits is 56. It has a total of 3 prime factors and 6 positive divisors.
There are 38994920 positive integers (up to 77989844) that are relatively prime to 77989844.
77989844 has 6 divisors, whose sum is 136482234
The reverse of 77989844 is 44898977
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 56
Digital Root 2
Name
seventy-seven million nine hundred eighty-nine thousand eight hundred forty-four
Scientific notation
7.7989844 × 10^7
Engineering notation
7.7989844 × 10^6
Prime Factorization
2 × 2 × 19497461
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
38994922
Product of the distinct prime numbers
The prime factorization of 77989844 is 2 × 2 × 19497461.
Since it has a total of 3 prime factors.
1 , 9 , 92 , 32 , 257 , 392 , 4677 , 541 , 66417 , 52543 , 307796 , 188611 , 1528341 , 525935 , 27204926 , 52013501 , 889845074 , 172160012 , 4576745592 , 6634705520
n×2
155979688
n×3
233969532
n×4
311959376
n×5
389949220
n÷2
38994922
n÷3
25996614.666667
n÷3
19497461
n÷5
15597968.8
n2
6082415767144336
n3
4.7436665682273E+23
n4
3.6995781564406E+31
n5
2.8852952328661E+39
2 √n
8831.1858773327
3 √n
427.24732329584
4 √n
93.974389475711
5 √n
37.87979415654
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77989843
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77989844 can be divided by 6 positive divisors.
The sum of these divisors (counting 77989844) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
100101001100000011111010100
3
Ternary
12102202021221202
4
Quaternary
10221200133110
5
Quinary
124431133334
6
Senary
11423332032
8
Octal
451403724
10
Decimal
77989844
12
Duodecimal
22151018
16
Hexadecimal
4a607d4
20
Vigesimal
1478ec4
36
Base36
1aflck
md5
de9d1004fa189b49e7db303021810d5c
sha1
9d3d0356564e65b75a520e8f47b43ddc79ba5680
sha256
f7146dbaa71435cc2b7f63101da074219a429caa65a98e547d107113a2ee5d07
sha512
2b3931c9e274b17bee9268c45c3efe34c3dce5b8ddcd3690d928717a0f0b469ca72273c134c54c47cc7f7ed24c97ba9e91a2ec562c6281ee9ce56b3eb5220ae7
ripemd-160
b2275015930ac8d2ac346a8fb4c97aeb6c6df89b
Diameter
155979688
Circumference
490024641.93003
Area
1.9108472690139E+16
Volume
1.9870224055763E+24
Surface area
7.6433890760557E+16
Circumference
490024641.93003
Perimeter
311959376
Area
6082415767144336
Diagonal
110294295.11216
Surface area
36494494602866016
Volume
4.7436665682273E+23
Space diagonal
135082372.28237
Perimeter
233969532
Area
2.633763285363E+15
Altitude
67541186.141185
Surface area
2.633763285363E+15
Volume
5.590464663469E+22
Height
36764765.037387