77996986 is an even 8-digits composite number following 77996985
and preceding 77996987 . In scientific notation, it is written as 7.7996986 × 10^7.
The sum of its digits is 61. It has a total of 4 prime factors and 16 positive divisors.
There are 36610560 positive integers (up to 77996986) that are relatively prime to 77996986.
77996986 has 16 divisors, whose sum is 124194600
The reverse of 77996986 is 68969977
Previous prime number is 421
Is Prime? no
Number parity even
Number length 8
Sum of Digits 61
Digital Root 7
Name
seventy-seven million nine hundred ninety-six thousand nine hundred eighty-six
Scientific notation
7.7996986 × 10^7
Engineering notation
7.7996986 × 10^6
Prime Factorization
2 × 17 × 421 × 5449
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
77996986
Product of the distinct prime numbers
The prime factorization of 77996986 is 2 × 17 × 421 × 5449.
Since it has a total of 4 prime factors.
7 , 9 , 72 , 45 , 818 , 25 , 7817 , 3394 , 17182 , 44753 , 909512 , 777565 , 7764461 , 7932207 , 37336751 , 63144396 , 756068537 , 487205920 , 6565629148 , 3464843116
n×2
155993972
n×3
233990958
n×4
311987944
n×5
389984930
n÷2
38998493
n÷3
25998995.333333
n÷3
19499246.5
n÷5
15599397.2
n2
6083529825084196
n3
4.7449699059767E+23
n4
3.7009335132689E+31
n5
2.8866165942136E+39
2 √n
8831.5902305304
3 √n
427.26036476845
4 √n
93.976540852121
5 √n
37.880487907332
1 , 2 , 17 , 34 , 421 , 842 , 5449 , 7157 , 10898 , 14314 , 92633 , 185266 , 2294029 , 4588058 , 38998493 , 77996986
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77996985
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77996986 can be divided by 16 positive divisors.
The sum of these divisors (counting 77996986) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101001100010001110111010
3
Ternary
12102202122202021
4
Quaternary
10221202032322
5
Quinary
124431400421
6
Senary
11423425054
8
Octal
451421672
10
Decimal
77996986
12
Duodecimal
2215518a
16
Hexadecimal
4a623ba
20
Vigesimal
1479c96
36
Base36
1afquy
md5
b193b0a1fac1e9d12dcfbffb3c169fd2
sha1
9d1254b1ca2bd9bb26f1350e72f60c85734d4d6c
sha256
fa9711e1965cea65166dd1092dba6e9d9638318f20443f7031bba692d3e68970
sha512
2e9ec1eacdf6bc45b28ca1dd42d03b198f795f32331032d932eb55aaba5bcb69c063c0f760dca98260d8b28cefbe26fbdb1cb4f53a14298656d84e678be7643d
ripemd-160
6b6569d5473d5517b70f8eabc3f545e51bf7c500
Diameter
155993972
Circumference
490069516.43949
Area
1.9111972606379E+16
Volume
1.9875683464162E+24
Surface area
7.6447890425516E+16
Circumference
490069516.43949
Perimeter
311987944
Area
6083529825084196
Diagonal
110304395.42542
Surface area
36501178950505176
Volume
4.7449699059767E+23
Space diagonal
135094742.58924
Perimeter
233990958
Area
2.6342456866016E+15
Altitude
67547371.294619
Surface area
2.6342456866016E+15
Volume
5.5920006617371E+22
Height
36768131.808475