99897725 is an odd 8-digits composite number following 99897724
and preceding 99897726 . In scientific notation, it is written as 9.9897725 × 10^7.
The sum of its digits is 56. It has a total of 5 prime factors and 18 positive divisors.
There are 75705120 positive integers (up to 99897725) that are relatively prime to 99897725.
99897725 has 18 divisors, whose sum is 130747770
The reverse of 99897725 is 52779899
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
ninety-nine million eight hundred ninety-seven thousand seven hundred twenty-five
Scientific notation
9.9897725 × 10^7
Engineering notation
9.9897725 × 10^6
Prime Factorization
5 × 5 × 19 × 19 × 11069
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
1051555
Product of the distinct prime numbers
The prime factorization of 99897725 is 5 × 5 × 19 × 19 × 11069.
Since it has a total of 5 prime factors.
6 , 9 , 38 , 20 , 105 , 886 , 1410 , 9445 , 71824 , 45953 , 129542 , 735837 , 7349234 , 1254527 , 82317772 , 86465247 , 388884904 , 665146198 , 5044053979 , 9465836725
n×2
199795450
n×3
299693175
n×4
399590900
n×5
499488625
n÷2
49948862.5
n÷3
33299241.666667
n÷3
24974431.25
n÷5
19979545
n2
9979555460175625
n3
9.9693488698287E+23
n4
9.9591527182721E+31
n5
9.9489669948295E+39
2 √n
9994.884941809
3 √n
464.0005898848
4 √n
99.974421437731
5 √n
39.802570439714
1 , 5 , 19 , 25 , 95 , 361 , 475 , 1805 , 9025 , 11069 , 55345 , 210311 , 276725 , 1051555 , 3995909 , 5257775 , 19979545 , 99897725
18 divisors
τ
Total Divisors
18
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-99897724
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.055555555555556
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
18
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 99897725 can be divided by 18 positive divisors.
The sum of these divisors (counting 99897725) is 1, the average is 0.055555555555556.
Base
System
Value
2
Binary
101111101000101000101111101
3
Ternary
20221222022220202
4
Quaternary
11331011011331
5
Quinary
201033211400
6
Senary
13525053245
8
Octal
575050575
10
Decimal
99897725
12
Duodecimal
29557225
16
Hexadecimal
5f4517d
20
Vigesimal
1b47465
36
Base36
1nh5kt
md5
160ea12747b6c8c88c81f9d3949d827b
sha1
639ae6c99ae721d3c818ee4379d6e8fd3b5493a5
sha256
b2c30a2ff72b0c4b82f22d4cf5ba57a64603df2bd581612f58d6219d4a702f88
sha512
0df96d85143fa3e2f5b8bd6a450909c02b72f05495caccf0e24dc4a2aa30e09d4bd39ebad203f8b75d9d7f04039bfb76d752a8ec8004df568235d47304c185f6
ripemd-160
c8b6c66d8f2683d4a40c0af710a44721e08ed477
Diameter
199795450
Circumference
627675917.94067
Area
3.135169811978E+16
Volume
4.1759510894037E+24
Surface area
1.2540679247912E+17
Circumference
627675917.94067
Perimeter
399590900
Area
9979555460175625
Diagonal
141276717.54522
Surface area
59877332761053750
Volume
9.9693488698287E+23
Space diagonal
173027935.26054
Perimeter
299693175
Area
4.3212742734939E+15
Altitude
86513967.630272
Surface area
4.3212742734939E+15
Volume
1.1748990316451E+23
Height
47092239.181739