99971087 is an odd 8-digits composite number following 99971086
and preceding 99971088 . In scientific notation, it is written as 9.9971087 × 10^7.
The sum of its digits is 50. It has a total of 4 prime factors and 16 positive divisors.
There are 92806560 positive integers (up to 99971087) that are relatively prime to 99971087.
99971087 has 16 divisors, whose sum is 107424768
The reverse of 99971087 is 78017999
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
ninety-nine million nine hundred seventy-one thousand eighty-seven
Scientific notation
9.9971087 × 10^7
Engineering notation
9.9971087 × 10^6
Prime Factorization
23 × 271 × 43 × 373
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
99971087
Product of the distinct prime numbers
The prime factorization of 99971087 is 23 × 271 × 43 × 373.
Since it has a total of 4 prime factors.
4 , 2 , 86 , 33 , 492 , 19 , 5217 , 7740 , 92013 , 67021 , 180743 , 44277 , 7731578 , 8882759 , 23879575 , 22867242 , 384470531 , 265190979 , 4141521122 , 3817742123
n×2
199942174
n×3
299913261
n×4
399884348
n×5
499855435
n÷2
49985543.5
n÷3
33323695.666667
n÷3
24992771.75
n÷5
19994217.4
n2
9994218235961569
n3
9.991328607643E+23
n4
9.9884398148027E+31
n5
9.985551857199E+39
2 √n
9998.5542454897
3 √n
464.11414496328
4 √n
99.992770966154
5 √n
39.808414694537
1 , 23 , 43 , 271 , 373 , 989 , 6233 , 8579 , 11653 , 16039 , 101083 , 268019 , 368897 , 2324909 , 4346569 , 99971087
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
-99971086
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 99971087 can be divided by 16 positive divisors.
The sum of these divisors (counting 99971087) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101111101010111000000001111
3
Ternary
20222010001112212
4
Quaternary
11331113000033
5
Quinary
201043033322
6
Senary
13530421035
8
Octal
575270017
10
Decimal
99971087
12
Duodecimal
2959177b
16
Hexadecimal
5f5700f
20
Vigesimal
1b4g7e7
36
Base36
1niq6n
md5
109db8939c365ec400c76a427f3da724
sha1
eb5fe42af9758be9c89b3dbd15618c60e1669191
sha256
652069b2d828705c3525bac5b7398862556b092901bddccff61e59f7f8e05680
sha512
3c28c229c2d01d59d96eaa2fa05b206845c7c520573f8b0026d7e3babdaac5e3ac6869887f51753b70320077601257296980f22a77838522f98c5b51f907acd8
ripemd-160
dbf473d8296590cd0d1a405b3a9780c5c42294d8
Diameter
199942174
Circumference
628136864.98117
Area
3.139776258847E+16
Volume
4.1851579404497E+24
Surface area
1.2559105035388E+17
Circumference
628136864.98117
Perimeter
399884348
Area
9994218235961569
Diagonal
141380467.08058
Surface area
59965309415769414
Volume
9.991328607643E+23
Space diagonal
173155001.97189
Perimeter
299913261
Area
4.3276234416542E+15
Altitude
86577500.985944
Surface area
4.3276234416542E+15
Volume
1.1774893685879E+23
Height
47126822.360194