99687438 is an even 8-digits composite number following 99687437
and preceding 99687439 . In scientific notation, it is written as 9.9687438 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 33229140 positive integers (up to 99687438) that are relatively prime to 99687438.
99687438 has 8 divisors, whose sum is 166145760
The reverse of 99687438 is 83478699
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 54
Digital Root 9
Name
ninety-nine million six hundred eighty-seven thousand four hundred thirty-eight
Scientific notation
9.9687438 × 10^7
Engineering notation
9.9687438 × 10^6
Prime Factorization
2 × 9 × 5538191
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
99687438
Product of the distinct prime numbers
The prime factorization of 99687438 is 2 × 9 × 5538191.
Since it has a total of 3 prime factors.
3 , 7 , 64 , 81 , 706 , 554 , 7339 , 2148 , 36738 , 19541 , 80772 , 15062 , 3299810 , 8687062 , 60581133 , 77587717 , 194012921 , 740714555 , 9175253010 , 7467254031
n×2
199374876
n×3
299062314
n×4
398749752
n×5
498437190
n÷2
49843719
n÷3
33229146
n÷3
24921859.5
n÷5
19937487.6
n2
9937585295003844
n3
9.9065241796541E+23
n4
9.8755601495477E+31
n5
9.844692901233E+39
2 √n
9984.3596690023
3 √n
463.67478387706
4 √n
99.921767743582
5 √n
39.785799247717
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-99687437
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 99687438 can be divided by 8 positive divisors.
The sum of these divisors (counting 99687438) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111100010001110000001110
3
Ternary
20221120122110100
4
Quaternary
11330101300032
5
Quinary
201004444223
6
Senary
13520351530
8
Octal
574216016
10
Decimal
99687438
12
Duodecimal
294755a6
16
Hexadecimal
5f11c0e
20
Vigesimal
1b30ibi
36
Base36
1ncnbi
md5
5c06e97e67e1374a9ae12526b0ee0fc2
sha1
928aeecd482131f6bde239707cda1df2a92fc416
sha256
d9806279a383d82b759c844f54bdc3d63ae3b48fa717e20ef549d693ea30e068
sha512
a5fe49e027de83256ecdc9009e672426978f149bda445d3a6279d24fa34346daf7c2ff37ebe174b0cd4531b9c5ca9c91ab4674b124fd1a850f87b7666c95544d
ripemd-160
9fd3d9165f97e4b37d7e39a3d38aafe0e679d0b2
Diameter
199374876
Circumference
626354645.75198
Area
3.1219844957206E+16
Volume
4.1496351447215E+24
Surface area
1.2487937982882E+17
Circumference
626354645.75198
Perimeter
398749752
Area
9937585295003844
Diagonal
140979326.81783
Surface area
59625511770023064
Volume
9.9065241796541E+23
Space diagonal
172663707.49237
Perimeter
299062314
Area
4.303100658874E+15
Altitude
86331853.746186
Surface area
4.303100658874E+15
Volume
1.1674950709036E+23
Height
46993108.939276