77886988 is an even 8-digits composite number following 77886987
and preceding 77886989 . In scientific notation, it is written as 7.7886988 × 10^7.
The sum of its digits is 61. It has a total of 3 prime factors and 6 positive divisors.
There are 38943492 positive integers (up to 77886988) that are relatively prime to 77886988.
77886988 has 6 divisors, whose sum is 136302236
The reverse of 77886988 is 88968877
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 61
Digital Root 7
Name
seventy-seven million eight hundred eighty-six thousand nine hundred eighty-eight
Scientific notation
7.7886988 × 10^7
Engineering notation
7.7886988 × 10^6
Prime Factorization
2 × 2 × 19471747
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
38943494
Product of the distinct prime numbers
The prime factorization of 77886988 is 2 × 2 × 19471747.
Since it has a total of 3 prime factors.
6 , 7 , 21 , 15 , 684 , 906 , 2527 , 5687 , 48414 , 90011 , 849651 , 206133 , 833500 , 3637870 , 7229397 , 15427398 , 629659650 , 458479799 , 8418823543 , 262766442
n×2
155773976
n×3
233660964
n×4
311547952
n×5
389434940
n÷2
38943494
n÷3
25962329.333333
n÷3
19471747
n÷5
15577397.6
n2
6066382899712144
n3
4.7249229211328E+23
n4
3.680100148592E+31
n5
2.8663191611218E+39
2 √n
8825.3605025517
3 √n
427.05941727561
4 √n
93.943389882161
5 √n
37.869797416195
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
-77886987
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 77886988 can be divided by 6 positive divisors.
The sum of these divisors (counting 77886988) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
100101001000111011000001100
3
Ternary
12102120001212021
4
Quaternary
10221013120030
5
Quinary
124414340423
6
Senary
11421215524
8
Octal
451073014
10
Decimal
77886988
12
Duodecimal
221015a4
16
Hexadecimal
4a4760c
20
Vigesimal
146fh98
36
Base36
1addzg
md5
c959eb5bbff333989958aad4afef1d2c
sha1
bfb3736170b458ff635bc21894ca9837d9b38e49
sha256
1655e60dfad2302c033c26b304163f3cdb84933f9a4f8e472e05de93e4ade1d6
sha512
02fb767ea7bf873f7856c4055a3eb706fcb2122a20d2debf9d6d0d95ff00e356501d6c07c43e9f2734ef1b813cd823ca7b59798e8e5f84b000aed21881fb3afe
ripemd-160
d743613507f6f68b1ed8ad38d7b1e73c5b8e39ee
Diameter
155773976
Circumference
489378378.62207
Area
1.9058103951598E+16
Volume
1.9791710850412E+24
Surface area
7.6232415806394E+16
Circumference
489378378.62207
Perimeter
311547952
Area
6066382899712144
Diagonal
110148834.76199
Surface area
36398297398272864
Volume
4.7249229211328E+23
Space diagonal
134904220.46451
Perimeter
233660964
Area
2.6268208501171E+15
Altitude
67452110.232254
Surface area
2.6268208501171E+15
Volume
5.568375063528E+22
Height
36716278.253997