99687428 is an even 8-digits composite number following 99687427
and preceding 99687429 . In scientific notation, it is written as 9.9687428 × 10^7.
The sum of its digits is 53. It has a total of 4 prime factors and 12 positive divisors.
There are 47676552 positive integers (up to 99687428) that are relatively prime to 99687428.
99687428 has 12 divisors, whose sum is 182038080
The reverse of 99687428 is 82478699
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
ninety-nine million six hundred eighty-seven thousand four hundred twenty-eight
Scientific notation
9.9687428 × 10^7
Engineering notation
9.9687428 × 10^6
Prime Factorization
2 × 2 × 23 × 1083559
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
49843714
Product of the distinct prime numbers
The prime factorization of 99687428 is 2 × 2 × 23 × 1083559.
Since it has a total of 4 prime factors.
4 , 2 , 86 , 70 , 530 , 236 , 1943 , 1156 , 68327 , 90282 , 783491 , 799784 , 6753930 , 6136127 , 77099820 , 78556401 , 451518393 , 165022192 , 8709737230 , 6100666514
n×2
199374856
n×3
299062284
n×4
398749712
n×5
498437140
n÷2
49843714
n÷3
33229142.666667
n÷3
24921857
n÷5
19937485.6
n2
9937583301255184
n3
9.9065211983788E+23
n4
9.8755561869386E+31
n5
9.844687963454E+39
2 √n
9984.3591682191
3 √n
463.67476837277
4 √n
99.921765237705
5 √n
39.785798449506
1 , 2 , 4 , 23 , 46 , 92 , 1083559 , 2167118 , 4334236 , 24921857 , 49843714 , 99687428
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-99687427
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 99687428 can be divided by 12 positive divisors.
The sum of these divisors (counting 99687428) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101111100010001110000000100
3
Ternary
20221120122102222
4
Quaternary
11330101300010
5
Quinary
201004444203
6
Senary
13520351512
8
Octal
574216004
10
Decimal
99687428
12
Duodecimal
29475598
16
Hexadecimal
5f11c04
20
Vigesimal
1b30ib8
36
Base36
1ncnb8
md5
0be9e0b17f932ed685201b3ee2b849c2
sha1
14a1e75b10b47a6b8fd52b6cce5d0b5cf7509a20
sha256
b0586094d356a9fd364a3e266612ae0d0bea1ddf7841850b39d302eea01297b0
sha512
8451678a01c650289b03ef673642df6a4174134657cfabd2b2199de4b69a62acd2b4a37b13dd6dad0b8d0f663c6b36b5cc2e94e57ab1e9f4a62cbf9217146600
ripemd-160
f808812a3424dc34dcd29d7b72ad198bee9b0a69
Diameter
199374856
Circumference
626354582.92012
Area
3.121983869366E+16
Volume
4.1496338959278E+24
Surface area
1.2487935477464E+17
Circumference
626354582.92012
Perimeter
398749712
Area
9937583301255184
Diagonal
140979312.67569
Surface area
59625499807531104
Volume
9.9065211983788E+23
Space diagonal
172663690.17186
Perimeter
299062284
Area
4.3030997955555E+15
Altitude
86331845.085932
Surface area
4.3030997955555E+15
Volume
1.167494719557E+23
Height
46993104.22523