87081069 is an odd 8-digits composite number following 87081068
and preceding 87081070 . In scientific notation, it is written as 8.7081069 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 57942000 positive integers (up to 87081069) that are relatively prime to 87081069.
87081069 has 8 divisors, whose sum is 116332192
The reverse of 87081069 is 96018078
Previous prime number is 523
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighty-seven million eighty-one thousand sixty-nine
Scientific notation
8.7081069 × 10^7
Engineering notation
8.7081069 × 10^6
Prime Factorization
3 × 523 × 55501
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87081069
Product of the distinct prime numbers
The prime factorization of 87081069 is 3 × 523 × 55501.
Since it has a total of 3 prime factors.
3 , 1 , 34 , 28 , 738 , 940 , 4748 , 2395 , 69357 , 38445 , 225209 , 671185 , 1121843 , 826065 , 35604172 , 68897951 , 948267108 , 551983197 , 8442707058 , 650413272
n×2
174162138
n×3
261243207
n×4
348324276
n×5
435405345
n÷2
43540534.5
n÷3
29027023
n÷3
21770267.25
n÷5
17416213.8
n2
7583112578182761
n3
6.603455496555E+23
n4
5.7503596373394E+31
n5
5.0074746435396E+39
2 √n
9331.7237957411
3 √n
443.24235185524
4 √n
96.600847800322
5 √n
38.724404714648
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
-87081068
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 87081069 can be divided by 8 positive divisors.
The sum of these divisors (counting 87081069) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001100001100000001101101
3
Ternary
20001212011202210
4
Quaternary
11030030001231
5
Quinary
134243043234
6
Senary
12350241033
8
Octal
514140155
10
Decimal
87081069
12
Duodecimal
251b6179
16
Hexadecimal
530c06d
20
Vigesimal
17452d9
36
Base36
1fug6l
md5
cc2634acbf03f9f7aad5af29d421b901
sha1
4127c22099e63747ee6726bca92fd4d88773456b
sha256
f4c317801bed315445fe741e25e06734d62425b58645d80c968cb9fb5cb5766d
sha512
b5fe6be8422f7b887575ae00d2f56089c5d26871a2e98575ab6cce9e2e6f48929e9382585ffe57725b8d4d8f692bbc533c8732a5afa8abf491e23ee06a6e8b18
ripemd-160
0319f303de6ee8eb02c3626fb22d3f8617d9ffb3
Diameter
174162138
Circumference
547146493.27429
Area
2.3823050766963E+16
Volume
2.7660489701712E+24
Surface area
9.5292203067853E+16
Circumference
547146493.27429
Perimeter
348324276
Area
7583112578182761
Diagonal
123151228.80575
Surface area
45498675469096566
Volume
6.603455496555E+23
Space diagonal
150828835.88541
Perimeter
261243207
Area
3.2835840662318E+15
Altitude
75414417.942706
Surface area
3.2835840662318E+15
Volume
7.782246934796E+22
Height
41050409.601916