99897129 is an odd 8-digits composite number following 99897128
and preceding 99897130 . In scientific notation, it is written as 9.9897129 × 10^7.
The sum of its digits is 54. It has a total of 4 prime factors and 12 positive divisors.
There are 66555000 positive integers (up to 99897129) that are relatively prime to 99897129.
99897129 has 12 divisors, whose sum is 144389232
The reverse of 99897129 is 92179899
Previous prime number is 4931
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
ninety-nine million eight hundred ninety-seven thousand one hundred twenty-nine
Scientific notation
9.9897129 × 10^7
Engineering notation
9.9897129 × 10^6
Prime Factorization
3 × 3 × 4931 × 2251
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
33299043
Product of the distinct prime numbers
The prime factorization of 99897129 is 3 × 3 × 4931 × 2251.
Since it has a total of 4 prime factors.
6 , 8 , 4 , 20 , 56 , 324 , 8940 , 7106 , 40738 , 44702 , 488510 , 749798 , 5175175 , 2442381 , 43235475 , 97869147 , 693224022 , 191345612 , 9812046324 , 6781118352
n×2
199794258
n×3
299691387
n×4
399588516
n×5
499485645
n÷2
49948564.5
n÷3
33299043
n÷3
24974282.25
n÷5
19979425.8
n2
9979436382442641
n3
9.9691704364417E+23
n4
9.958915051122E+31
n5
9.9486702156197E+39
2 √n
9994.8551265138
3 √n
463.99966712471
4 √n
99.974272323002
5 √n
39.802522946363
1 , 3 , 9 , 2251 , 4931 , 6753 , 14793 , 20259 , 44379 , 11099681 , 33299043 , 99897129
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-99897128
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 99897129 can be divided by 12 positive divisors.
The sum of these divisors (counting 99897129) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101111101000100111100101001
3
Ternary
20221222022002200
4
Quaternary
11331010330221
5
Quinary
201033202004
6
Senary
13525050413
8
Octal
575047451
10
Decimal
99897129
12
Duodecimal
29556a09
16
Hexadecimal
5f44f29
20
Vigesimal
1b472g9
36
Base36
1nh549
md5
2e34021f87cf538fad3ff9996b9b6b47
sha1
f1e5c1c63757cac447bc7e9eb1cfb8026c653f5d
sha256
eb8a02c0d9a5f535d3e466b6498be8e262c1daf06e20b1eac360826296e70f70
sha512
a054e934117483129a5b85f968e2044f43556aea9f4700f11abd1a7436211ebf1506ce6f3c5867dd92892d2e6454a67d5923b30d938010d044a1f04ba4fce603
ripemd-160
b520a42ff8f888f89734a22d01d25e9b87a44892
Diameter
199794258
Circumference
627672173.16222
Area
3.1351324026048E+16
Volume
4.1758763474013E+24
Surface area
1.2540529610419E+17
Circumference
627672173.16222
Perimeter
399588516
Area
9979436382442641
Diagonal
141275874.67393
Surface area
59876618294655846
Volume
9.9691704364417E+23
Space diagonal
173026902.95826
Perimeter
299691387
Area
4.321222711323E+15
Altitude
86513451.479131
Surface area
4.321222711323E+15
Volume
1.1748780030687E+23
Height
47091958.224645