99681949 is an odd 8-digits composite number following 99681948
and preceding 99681950 . In scientific notation, it is written as 9.9681949 × 10^7.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 98185680 positive integers (up to 99681949) that are relatively prime to 99681949.
99681949 has 8 divisors, whose sum is 101189088
The reverse of 99681949 is 94918699
Previous prime number is 107
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 nine hundred forty-nine
Scientific notation
9.9681949 × 10^7
Engineering notation
9.9681949 × 10^6
Prime Factorization
181 × 107 × 5147
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
99681949
Product of the distinct prime numbers
The prime factorization of 99681949 is 181 × 107 × 5147.
Since it has a total of 3 prime factors.
9 , 10 , 44 , 92 , 454 , 251 , 3656 , 3260 , 79389 , 32459 , 565251 , 281930 , 2711180 , 9778422 , 40953358 , 44119285 , 343162541 , 504474787 , 3786438870 , 3366098924
n×2
199363898
n×3
299045847
n×4
398727796
n×5
498409745
n÷2
49840974.5
n÷3
33227316.333333
n÷3
24920487.25
n÷5
19936389.8
n2
9936490956438601
n3
9.9048878475867E+23
n4
9.8733852527386E+31
n5
9.8419828522084E+39
2 √n
9984.084785297
3 √n
463.66627341792
4 √n
99.920392239508
5 √n
39.78536110011
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
-99681948
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 99681949 can be divided by 8 positive divisors.
The sum of these divisors (counting 99681949) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111100010000011010011101
3
Ternary
20221120100221001
4
Quaternary
11330100122131
5
Quinary
201004310244
6
Senary
13520310301
8
Octal
574203235
10
Decimal
99681949
12
Duodecimal
29472391
16
Hexadecimal
5f1069d
20
Vigesimal
1b304h9
36
Base36
1ncj31
md5
1236c1e6faccf935369c9f054e9124c8
sha1
bb801143d0a84fc22f14cc8da76f614b07b9ea0c
sha256
eff2131d52e9d80da1a651eb32bb5800df814786598c6034c6c37dbeb0093e46
sha512
840edb4521e31d164414d373ede462cf9e1cbc2318b057cb58149d68dac2932fb18f540979f60eb55af72b3189cc4f15932939f4065146dfc7d8691cd4b3c944
ripemd-160
8b46fda0d6b0fbe7af73b740101d6e28a1002c80
Diameter
199363898
Circumference
626320157.34782
Area
3.1216406991209E+16
Volume
4.1489497195479E+24
Surface area
1.2486562796484E+17
Circumference
626320157.34782
Perimeter
398727796
Area
9936490956438601
Diagonal
140971564.19958
Surface area
59618945738631606
Volume
9.9048878475867E+23
Space diagonal
172654200.26549
Perimeter
299045847
Area
4.3026267963751E+15
Altitude
86327100.132745
Surface area
4.3026267963751E+15
Volume
1.1673022273201E+23
Height
46990521.399861