99681787 is an odd 8-digits composite number following 99681786
and preceding 99681788 . In scientific notation, it is written as 9.9681787 × 10^7.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 96139680 positive integers (up to 99681787) that are relatively prime to 99681787.
99681787 has 8 divisors, whose sum is 103231440
The reverse of 99681787 is 78718699
Previous prime number is 2131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
ninety-nine million six hundred eighty-one thousand seven hundred eighty-seven
Scientific notation
9.9681787 × 10^7
Engineering notation
9.9681787 × 10^6
Prime Factorization
29 × 2131 × 1613
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
99681787
Product of the distinct prime numbers
The prime factorization of 99681787 is 29 × 2131 × 1613.
Since it has a total of 3 prime factors.
1 , 4 , 51 , 37 , 363 , 75 , 9823 , 4367 , 6504 , 51807 , 662935 , 850030 , 340682 , 1742461 , 73221957 , 5803114 , 565037394 , 923047969 , 4625706692 , 2352990486
n×2
199363574
n×3
299045361
n×4
398727148
n×5
498408935
n÷2
49840893.5
n÷3
33227262.333333
n÷3
24920446.75
n÷5
19936357.4
n2
9936458659513369
n3
9.9048395563192E+23
n4
9.8733210692218E+31
n5
9.8419028780478E+39
2 √n
9984.0766723819
3 √n
463.66602223912
4 √n
99.920351642605
5 √n
39.785348168515
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
-99681786
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 99681787 can be divided by 8 positive divisors.
The sum of these divisors (counting 99681787) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111100010000010111111011
3
Ternary
20221120100201001
4
Quaternary
11330100113323
5
Quinary
201004304122
6
Senary
13520305431
8
Octal
574202773
10
Decimal
99681787
12
Duodecimal
29472277
16
Hexadecimal
5f105fb
20
Vigesimal
1b30497
36
Base36
1nciyj
md5
e00f7db13538ffbc75f58986d0ae985f
sha1
b2700d4a614d0592ae7e876cbb75853ada82bbd8
sha256
7f37a809db3816d5797f8228f767cedb7e3c9a7b66f4746519af9906a72f0746
sha512
71d2450b7834addbd246ec260ebd7b467ae97ec3f637706e7a26218b3988a1beaded312aa8c8fa2cc3699787ca726fcb27a9c040458e232f6db99e2faaafee89
ripemd-160
379c3d4584a82563e4fe8f64b4cca6d2fbb87dfd
Diameter
199363574
Circumference
626319139.47181
Area
3.1216305527426E+16
Volume
4.1489294913491E+24
Surface area
1.248652221097E+17
Circumference
626319139.47181
Perimeter
398727148
Area
9936458659513369
Diagonal
140971335.09699
Surface area
59618751957080214
Volume
9.9048395563192E+23
Space diagonal
172653919.67326
Perimeter
299045361
Area
4.3026128113962E+15
Altitude
86326959.836629
Surface area
4.3026128113962E+15
Volume
1.1672965361397E+23
Height
46990445.032329