81702693 is an odd 8-digits composite number following 81702692
and preceding 81702694 . In scientific notation, it is written as 8.1702693 × 10^7.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 52100136 positive integers (up to 81702693) that are relatively prime to 81702693.
81702693 has 4 divisors, whose sum is 82097600
The reverse of 81702693 is 39620718
Previous prime number is 207
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
eighty-one million seven hundred two thousand six hundred ninety-three
Scientific notation
8.1702693 × 10^7
Engineering notation
8.1702693 × 10^6
Prime Factorization
207 × 394699
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
81702693
Product of the distinct prime numbers
The prime factorization of 81702693 is 207 × 394699.
Since it has a total of 2 prime factors.
8 , 4 , 10 , 4 , 662 , 903 , 3512 , 2424 , 51956 , 98575 , 942736 , 930882 , 9139348 , 3047594 , 43315889 , 49183259 , 206632135 , 357438335 , 7467523984 , 963922116
n×2
163405386
n×3
245108079
n×4
326810772
n×5
408513465
n÷2
40851346.5
n÷3
27234231
n÷3
20425673.25
n÷5
16340538.6
n2
6675330043452249
n3
5.4539244121386E+23
n4
4.4560031189016E+31
n5
3.6406745483066E+39
2 √n
9038.9541983572
3 √n
433.92245388346
4 √n
95.073414782247
5 √n
38.23378329649
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81702692
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81702693 can be divided by 4 positive divisors.
The sum of these divisors (counting 81702693) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110111101010111100100101
3
Ternary
12200201221000200
4
Quaternary
10313222330211
5
Quinary
131403441233
6
Senary
12035101113
8
Octal
467527445
10
Decimal
81702693
12
Duodecimal
23441799
16
Hexadecimal
4deaf25
20
Vigesimal
15acged
36
Base36
1cn679
md5
b755ed5d96e0ee270f279141c6ca2b70
sha1
f2d6c8f5aff1710388dd14e0a7014d5094387a0b
sha256
0c347aaca9b32a4c0e9163bd3fbaaf0df830bf8f811724c1110d144bc34f7232
sha512
0289eb405970e2b8d355deef4ac5b32fae3a9c60e8fcc1140c76d7d4e013cc25ead3daf53513a32263f5b7ef1c2d12efe659e41ea449a2ef40571deb1aa4f011
ripemd-160
7beb37a8f6a3b89d112b3996a8daabab81cb05f1
Diameter
163405386
Circumference
513353160.2146
Area
2.0971167824797E+16
Volume
2.2845345155211E+24
Surface area
8.3884671299187E+16
Circumference
513353160.2146
Perimeter
326810772
Area
6675330043452249
Diagonal
115545056.52301
Surface area
40051980260713494
Volume
5.4539244121386E+23
Space diagonal
141513215.3912
Perimeter
245108079
Area
2.8905026981376E+15
Altitude
70756607.695601
Surface area
2.8905026981376E+15
Volume
6.4275115598367E+22
Height
38515018.841002