99686978 is an even 8-digits composite number following 99686977
and preceding 99686979 . In scientific notation, it is written as 9.9686978 × 10^7.
The sum of its digits is 62. It has a total of 4 prime factors and 16 positive divisors.
There are 47672016 positive integers (up to 99686978) that are relatively prime to 99686978.
99686978 has 16 divisors, whose sum is 156142080
The reverse of 99686978 is 87968699
Previous prime number is 107
Is Prime? no
Number parity even
Number length 8
Sum of Digits 62
Digital Root 8
Name
ninety-nine million six hundred eighty-six thousand nine hundred seventy-eight
Scientific notation
9.9686978 × 10^7
Engineering notation
9.9686978 × 10^6
Prime Factorization
2 × 29 × 107 × 16063
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
99686978
Product of the distinct prime numbers
The prime factorization of 99686978 is 2 × 29 × 107 × 16063.
Since it has a total of 4 prime factors.
10 , 3 , 58 , 40 , 575 , 780 , 6031 , 3516 , 7559 , 60741 , 710979 , 796681 , 2970545 , 8190394 , 65493708 , 15114402 , 945099398 , 930833819 , 3242445758 , 3173284603
n×2
199373956
n×3
299060934
n×4
398747912
n×5
498434890
n÷2
49843489
n÷3
33228992.666667
n÷3
24921744.5
n÷5
19937395.6
n2
9937493582772484
n3
9.9063870416098E+23
n4
9.8753778707644E+31
n5
9.8444657654458E+39
2 √n
9984.3366329466
3 √n
463.67407067877
4 √n
99.921652473058
5 √n
39.785762529948
1 , 2 , 29 , 58 , 107 , 214 , 3103 , 6206 , 16063 , 32126 , 465827 , 931654 , 1718741 , 3437482 , 49843489 , 99686978
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
-99686977
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 99686978 can be divided by 16 positive divisors.
The sum of these divisors (counting 99686978) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101111100010001101001000010
3
Ternary
20221120121211022
4
Quaternary
11330101221002
5
Quinary
201004440403
6
Senary
13520345442
8
Octal
574215102
10
Decimal
99686978
12
Duodecimal
29475282
16
Hexadecimal
5f11a42
20
Vigesimal
1b30h8i
36
Base36
1ncmyq
md5
267b7545f16d2aa8da40187df33e74ba
sha1
d3d0407a968cf2f6a48bcde2334561a80b17fbaa
sha256
8b5b88a55a4328a883f1ad35b4ae4ee69cc76d4e34cdec8a76c2b10d42df8061
sha512
afeeb6e81bd8dda53c6304f46601fe30e8209e3e01229769b4e538b20746e84c0fc502472a11d9ff534c874561d6b62678518250968a852d8dc4b7b7ff9b5bd2
ripemd-160
65445d6ba75635c72bb1ba118200cf22ef13b865
Diameter
199373956
Circumference
626351755.48673
Area
3.1219556834734E+16
Volume
4.1495777004718E+24
Surface area
1.2487822733893E+17
Circumference
626351755.48673
Perimeter
398747912
Area
9937493582772484
Diagonal
140978676.27959
Surface area
59624961496634904
Volume
9.9063870416098E+23
Space diagonal
172662910.749
Perimeter
299060934
Area
4.3030609463129E+15
Altitude
86331455.3745
Surface area
4.3030609463129E+15
Volume
1.1674789090301E+23
Height
46992892.093196