99681688 is an even 8-digits composite number following 99681687
and preceding 99681689 . In scientific notation, it is written as 9.9681688 × 10^7.
The sum of its digits is 55. It has a total of 4 prime factors and 8 positive divisors.
There are 49840840 positive integers (up to 99681688) that are relatively prime to 99681688.
99681688 has 8 divisors, whose sum is 186903180
The reverse of 99681688 is 88618699
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 55
Digital Root 1
Name
ninety-nine million six hundred eighty-one thousand six hundred eighty-eight
Scientific notation
9.9681688 × 10^7
Engineering notation
9.9681688 × 10^6
Prime Factorization
2 × 2 × 2 × 12460211
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
24920422
Product of the distinct prime numbers
The prime factorization of 99681688 is 2 × 2 × 2 × 12460211.
Since it has a total of 4 prime factors.
10 , 8 , 67 , 49 , 114 , 882 , 7626 , 8631 , 81329 , 12131 , 296209 , 557066 , 6690624 , 2313059 , 96164340 , 98093748 , 745680892 , 729228353 , 4011401160 , 145532480
n×2
199363376
n×3
299045064
n×4
398726752
n×5
498408440
n÷2
49840844
n÷3
33227229.333333
n÷3
24920422
n÷5
19936337.6
n2
9936438922529344
n3
9.9048100450663E+23
n4
9.8732818461156E+31
n5
9.8418540052056E+39
2 √n
9984.071714486
3 √n
463.66586874083
4 √n
99.920326833363
5 √n
39.785340265866
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
-99681687
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 99681688 can be divided by 8 positive divisors.
The sum of these divisors (counting 99681688) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111100010000010110011000
3
Ternary
20221120100120101
4
Quaternary
11330100112120
5
Quinary
201004303223
6
Senary
13520305144
8
Octal
574202630
10
Decimal
99681688
12
Duodecimal
294721b4
16
Hexadecimal
5f10598
20
Vigesimal
1b30448
36
Base36
1ncivs
md5
5724b15edf07202fdc58ec78d0285034
sha1
d3406ea16af9f288080539481deb52765f436d58
sha256
1a93a133033242549fa211828ad3c560da7e810b07e486cecd3b930602ed4c45
sha512
5d817911eed8df55460df4ae1cab8cfdee2cb4a69f32f88349fe3a0461dfdc47554a7fb171526d5112075188df82e5805cb4e56fa285583b40af9ff7d167e184
ripemd-160
8dabc16965535ffe1edd96bcfb25747ad8b16afa
Diameter
199363376
Circumference
626318517.43646
Area
3.1216243521862E+16
Volume
4.1489171297043E+24
Surface area
1.2486497408745E+17
Circumference
626318517.43646
Perimeter
398726752
Area
9936438922529344
Diagonal
140971195.08984
Surface area
59618633535176064
Volume
9.9048100450663E+23
Space diagonal
172653748.20023
Perimeter
299045064
Area
4.3026042650314E+15
Altitude
86326874.100114
Surface area
4.3026042650314E+15
Volume
1.1672930582052E+23
Height
46990398.363281