81708098 is an even 8-digits composite number following 81708097
and preceding 81708099 . In scientific notation, it is written as 8.1708098 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 39077764 positive integers (up to 81708098) that are relatively prime to 81708098.
81708098 has 8 divisors, whose sum is 127891008
The reverse of 81708098 is 89080718
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
eighty-one million seven hundred eight thousand ninety-eight
Scientific notation
8.1708098 × 10^7
Engineering notation
8.1708098 × 10^6
Prime Factorization
2 × 23 × 1776263
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81708098
Product of the distinct prime numbers
The prime factorization of 81708098 is 2 × 23 × 1776263.
Since it has a total of 3 prime factors.
10 , 9 , 98 , 87 , 989 , 614 , 6593 , 832 , 57350 , 93668 , 370179 , 507067 , 27570 , 1087642 , 88141191 , 15196100 , 191524745 , 441752396 , 4476491420 , 4650273967
n×2
163416196
n×3
245124294
n×4
326832392
n×5
408540490
n÷2
40854049
n÷3
27236032.666667
n÷3
20427024.5
n÷5
16341619.6
n2
6676213278777604
n3
5.4550068885126E+23
n4
4.4571823743726E+31
n5
3.6418789424911E+39
2 √n
9039.2531771159
3 √n
433.93202231203
4 √n
95.074987126562
5 √n
38.234289150392
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
-81708097
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 81708098 can be divided by 8 positive divisors.
The sum of these divisors (counting 81708098) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110111101100010001000010
3
Ternary
12200202012102212
4
Quaternary
10313230101002
5
Quinary
131404124343
6
Senary
12035142122
8
Octal
467542102
10
Decimal
81708098
12
Duodecimal
23444942
16
Hexadecimal
4dec442
20
Vigesimal
15ada4i
36
Base36
1cnade
md5
3541ca6946d122eb2315f2aa332c836f
sha1
629e813f2afcf71ad2b12888b17f3f159201cc2e
sha256
dd808a3410b2b3325bb5c9862d8512d57761c788a4dbc99b5752c8ef3a78377a
sha512
1a07ce9b3a08c9dc09bf9dc391709f0114a1a80ec88ad9ad6bcc8402e1f03bc4257651702ff8d926bfce72de83ecba9543dc2787d2618894b963f9a55413f1ff
ripemd-160
fb678e14cad33ade971ab0a49b3d56bc2b15db04
Diameter
163416196
Circumference
513387120.83119
Area
2.0973942590406E+16
Volume
2.2849879421644E+24
Surface area
8.3895770361625E+16
Circumference
513387120.83119
Perimeter
326832392
Area
6676213278777604
Diagonal
115552700.34731
Surface area
40057279672665624
Volume
5.4550068885126E+23
Space diagonal
141522577.12582
Perimeter
245124294
Area
2.8908851502522E+15
Altitude
70761288.562908
Surface area
2.8908851502522E+15
Volume
6.4287872704777E+22
Height
38517566.782437