98991639 is an odd 8-digits composite number following 98991638
and preceding 98991640 . In scientific notation, it is written as 9.8991639 × 10^7.
The sum of its digits is 54. It has a total of 5 prime factors and 28 positive divisors.
There are 65610000 positive integers (up to 98991639) that are relatively prime to 98991639.
98991639 has 28 divisors, whose sum is 149286312
The reverse of 98991639 is 93619989
Previous prime number is 541
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
ninety-eight million nine hundred ninety-one thousand six hundred thirty-nine
Scientific notation
9.8991639 × 10^7
Engineering notation
9.8991639 × 10^6
Prime Factorization
9 × 3 × 27 × 541 × 251
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
98991639
Product of the distinct prime numbers
The prime factorization of 98991639 is 9 × 3 × 27 × 541 × 251.
Since it has a total of 5 prime factors.
5 , 7 , 68 , 73 , 226 , 160 , 8505 , 5374 , 77032 , 9669 , 743201 , 454325 , 5187983 , 2724765 , 39649938 , 34217006 , 334082132 , 140555632 , 3073900447 , 4953770928
n×2
197983278
n×3
296974917
n×4
395966556
n×5
494958195
n÷2
49495819.5
n÷3
32997213
n÷3
24747909.75
n÷5
19798327.8
n2
9799344591906321
n3
9.7005318227859E+23
n4
9.6027154430924E+31
n5
9.5058854056232E+39
2 √n
9949.4542061361
3 √n
462.59347747772
4 √n
99.746950861348
5 √n
39.730104099525
1 , 3 , 9 , 27 , 81 , 243 , 251 , 541 , 729 , 753 , 1623 , 2259 , 4869 , 6777 , 14607 , 20331 , 43821 , 60993 , 131463 , 135791 , 182979 , 394389 , 407373 , 1222119 , 3666357 , 10999071 , 32997213 , 98991639
28 divisors
τ
Total Divisors
28
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-98991638
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.035714285714286
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
28
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 98991639 can be divided by 28 positive divisors.
The sum of these divisors (counting 98991639) is 1, the average is 0.035714285714286.
Base
System
Value
2
Binary
101111001100111111000010111
3
Ternary
20220021022000000
4
Quaternary
11321213320113
5
Quinary
200320213024
6
Senary
13453422343
8
Octal
571477027
10
Decimal
98991639
12
Duodecimal
2919a9b3
16
Hexadecimal
5e67e17
20
Vigesimal
1aidj1j
36
Base36
1mxqfr
md5
abb9228aa1c18b08a6ed0aae46ff0f61
sha1
d03ba570b4790b9281877ac05552ffaea6cbfe3e
sha256
235eef5f5d048d30b86730ac30c61323b352451596acdefce9a97dc9e4b12916
sha512
728c5e9fbffbcd2281432f031b6acfbc981daac4e5500483192719802c136bf550d48799bc4cb4d2306749b50488f6b084b861beb56bcc71fcdf0d61fea4a57c
ripemd-160
6156ee97ad8c07cdcffa6b04189546e52498eb27
Diameter
197983278
Circumference
621982811.69843
Area
3.0785548979928E+16
Volume
4.0633492680504E+24
Surface area
1.2314219591971E+17
Circumference
621982811.69843
Perimeter
395966556
Area
9799344591906321
Diagonal
139995318.43534
Surface area
58796067551437926
Volume
9.7005318227859E+23
Space diagonal
171458548.27252
Perimeter
296974917
Area
4.2432406785143E+15
Altitude
85729274.136258
Surface area
4.2432406785143E+15
Volume
1.1432186388346E+23
Height
46665106.145114