98720021 is an odd 8-digits composite number following 98720020
and preceding 98720022 . In scientific notation, it is written as 9.8720021 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 96329520 positive integers (up to 98720021) that are relatively prime to 98720021.
98720021 has 8 divisors, whose sum is 101136384
The reverse of 98720021 is 12002789
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
ninety-eight million seven hundred twenty thousand twenty-one
Scientific notation
9.8720021 × 10^7
Engineering notation
9.8720021 × 10^6
Prime Factorization
61 × 127 × 12743
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
98720021
Product of the distinct prime numbers
The prime factorization of 98720021 is 61 × 127 × 12743.
Since it has a total of 3 prime factors.
6 , 10 , 55 , 54 , 974 , 927 , 6940 , 4693 , 4206 , 97402 , 572321 , 930286 , 6611545 , 6922837 , 56224524 , 35448936 , 861199189 , 574782304 , 3119969292 , 8413824275
n×2
197440042
n×3
296160063
n×4
394880084
n×5
493600105
n÷2
49360010.5
n÷3
32906673.666667
n÷3
24680005.25
n÷5
19744004.2
n2
9745642546240441
n3
9.6209003682335E+23
n4
9.4977548639092E+31
n5
9.3761855961797E+39
2 √n
9935.7949354845
3 √n
462.16999453762
4 √n
99.678457730267
5 √n
39.708277458291
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
-98720020
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 98720021 can be divided by 8 positive divisors.
The sum of these divisors (counting 98720021) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111000100101100100010101
3
Ternary
20212202111102002
4
Quaternary
11320211210111
5
Quinary
200233020041
6
Senary
13443525045
8
Octal
570454425
10
Decimal
98720021
12
Duodecimal
29089785
16
Hexadecimal
5e25915
20
Vigesimal
1ah0011
36
Base36
1mrwut
md5
b5d12a56091a66d9db6f815286a4c5d8
sha1
96f4d7060a2a88fadc80b00db3ba35cd9e5fb1d6
sha256
f75f143decab672e49d4a9ac1326292d898ef95d2e78c8269f0638ffd9e87642
sha512
6bb1f1acede6ac8c376821cc83a836b22c89ea30ce883889bffafc79e6feea8537826b8bdf4be7d55caa320ce9277adae4ff4a45e3b99e084d2147aee949b441
ripemd-160
ffae2da70c11f260a1eb731c38cfce36a2f7ec6d
Diameter
197440042
Circumference
620276185.47166
Area
3.0616839027781E+16
Volume
4.0299933223682E+24
Surface area
1.2246735611112E+17
Circumference
620276185.47166
Perimeter
394880084
Area
9745642546240441
Diagonal
139611192.57596
Surface area
58473855277442646
Volume
9.6209003682335E+23
Space diagonal
170988092.09627
Perimeter
296160063
Area
4.2199870106233E+15
Altitude
85494046.048133
Surface area
4.2199870106233E+15
Volume
1.1338339819163E+23
Height
46537064.191986