81704087 is an odd 8-digits prime number following 81704086
and preceding 81704088 . In scientific notation, it is written as 8.1704087 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 81704086 positive integers (up to 81704087) that are relatively prime to 81704087.
81704087 has 2 divisors, whose sum is 81704088
The reverse of 81704087 is 78040718
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
eighty-one million seven hundred four thousand eighty-seven
Scientific notation
8.1704087 × 10^7
Engineering notation
8.1704087 × 10^6
Prime Factorization
81704087
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
81704087
Product of the distinct prime numbers
The prime factorization of 81704087 is 81704087.
Since it has a total of 1 prime factors.
3 , 3 , 5 , 43 , 148 , 226 , 6507 , 7820 , 50208 , 21800 , 758973 , 749398 , 9998414 , 6116026 , 69700531 , 15021274 , 783473729 , 89707555 , 5672391228 , 4582447270
n×2
163408174
n×3
245112261
n×4
326816348
n×5
408520435
n÷2
40852043.5
n÷3
27234695.666667
n÷3
20426021.75
n÷5
16340817.4
n2
6675557832503569
n3
5.454203579204E+23
n4
4.45630723751E+31
n5
3.6409851423224E+39
2 √n
9039.0313087189
3 √n
433.92492171097
4 √n
95.073820312002
5 √n
38.233913763499
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
81704088
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
40852044
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
9039.0313640345
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999755214
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81704087 can be divided by 2 positive divisors.
The sum of these divisors (counting 81704087) is 81704088, the average is 40852044.
Base
System
Value
2
Binary
100110111101011010010010111
3
Ternary
12200201222221022
4
Quaternary
10313223102113
5
Quinary
131404012322
6
Senary
12035111355
8
Octal
467532227
10
Decimal
81704087
12
Duodecimal
2344255b
16
Hexadecimal
4deb497
20
Vigesimal
15ad047
36
Base36
1cn79z
md5
69216189afc29647eaa6f14ae3419c16
sha1
b55dd8143ab454d01297cfe2a8b18e0620b630ac
sha256
a55e2451ff0854e009c6bc3fd458532c53145dc5f6da5d01ea6c3c66500c636d
sha512
bcda9a8382bc07a1293ba18bbf6de54b14e17cc7c1a67dcf07d5afbb1ad93e4a42cc5de0ea6cdc5fede6ae55e456706c1a31aa900deb8add8f59a525c27a4fdd
ripemd-160
0c069f7dd43d98f743fc1389e57fca81736fac86
Diameter
163408174
Circumference
513361918.97492
Area
2.0971883445207E+16
Volume
2.2846514527481E+24
Surface area
8.3887533780828E+16
Circumference
513361918.97492
Perimeter
326816348
Area
6675557832503569
Diagonal
115547027.93671
Surface area
40053346995021414
Volume
5.454203579204E+23
Space diagonal
141515629.87003
Perimeter
245112261
Area
2.8906013336901E+15
Altitude
70757814.935014
Surface area
2.8906013336901E+15
Volume
6.4278405613785E+22
Height
38515675.978904