99681813 is an odd 8-digits composite number following 99681812
and preceding 99681814 . In scientific notation, it is written as 9.9681813 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 51781680 positive integers (up to 99681813) that are relatively prime to 99681813.
99681813 has 16 divisors, whose sum is 147296256
The reverse of 99681813 is 31818699
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
ninety-nine million six hundred eighty-one thousand eight hundred thirteen
Scientific notation
9.9681813 × 10^7
Engineering notation
9.9681813 × 10^6
Prime Factorization
63 × 3 × 11 × 47947
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
99681813
Product of the distinct prime numbers
The prime factorization of 99681813 is 63 × 3 × 11 × 47947.
Since it has a total of 4 prime factors.
5 , 8 , 48 , 27 , 980 , 22 , 4807 , 8384 , 44490 , 19157 , 847388 , 990620 , 3439468 , 1279759 , 76407485 , 23558916 , 138622811 , 328452669 , 5042962787 , 7701488479
n×2
199363626
n×3
299045439
n×4
398727252
n×5
498409065
n÷2
49840906.5
n÷3
33227271
n÷3
24920453.25
n÷5
19936362.6
n2
9936463842966969
n3
9.9048473067589E+23
n4
9.873331370259E+31
n5
9.8419157133719E+39
2 √n
9984.0779744551
3 √n
463.66606255178
4 √n
99.920358158161
5 √n
39.785350243957
1 , 3 , 11 , 33 , 63 , 189 , 693 , 2079 , 47947 , 143841 , 527417 , 1582251 , 3020661 , 9061983 , 33227271 , 99681813
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-99681812
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 99681813 can be divided by 16 positive divisors.
The sum of these divisors (counting 99681813) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101111100010000011000010101
3
Ternary
20221120100202000
4
Quaternary
11330100120111
5
Quinary
201004304223
6
Senary
13520305513
8
Octal
574203025
10
Decimal
99681813
12
Duodecimal
29472299
16
Hexadecimal
5f10615
20
Vigesimal
1b304ad
36
Base36
1nciz9
md5
7410e964be493ef7f36c937a77b64f38
sha1
d53db443311028f0b7c364ddbf613442f2e57c2e
sha256
84d336edc0bbd008d847c94f8f529499fed858de9c233e1a63720fcb01740590
sha512
80531d15a7dc68dd790aaf6c890a7ae897f44678ac6e27c993c354a863b814201515b01444e2149e98f6388612253ade2ed2f70620f99258cf9eb7d972dde55a
ripemd-160
63fc31d819fcfae4571f6aa745595b0441b453c1
Diameter
199363626
Circumference
626319302.83462
Area
3.1216321811726E+16
Volume
4.1489327378457E+24
Surface area
1.248652872469E+17
Circumference
626319302.83462
Perimeter
398727252
Area
9936463842966969
Diagonal
140971371.86654
Surface area
59618783057801814
Volume
9.9048473067589E+23
Space diagonal
172653964.70658
Perimeter
299045439
Area
4.3026150558975E+15
Altitude
86326982.35329
Surface area
4.3026150558975E+15
Volume
1.1672974495378E+23
Height
46990457.288846