83406987 is an odd 8-digits composite number following 83406986
and preceding 83406988 . In scientific notation, it is written as 8.3406987 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 53687088 positive integers (up to 83406987) that are relatively prime to 83406987.
83406987 has 12 divisors, whose sum is 124631520
The reverse of 83406987 is 78960438
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
eighty-three million four hundred six thousand nine hundred eighty-seven
Scientific notation
8.3406987 × 10^7
Engineering notation
8.3406987 × 10^6
Prime Factorization
3 × 3 × 29 × 319567
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
27802329
Product of the distinct prime numbers
The prime factorization of 83406987 is 3 × 3 × 29 × 319567.
Since it has a total of 4 prime factors.
7 , 4 , 80 , 18 , 546 , 800 , 2626 , 548 , 9681 , 57980 , 362663 , 516512 , 1447583 , 2164222 , 30622577 , 97567762 , 720160135 , 49995466 , 3463447384 , 1506996771
n×2
166813974
n×3
250220961
n×4
333627948
n×5
417034935
n÷2
41703493.5
n÷3
27802329
n÷3
20851746.75
n÷5
16681397.4
n2
6956725480418169
n3
5.8023951170781E+23
n4
4.8396029409899E+31
n5
4.0365669958431E+39
2 √n
9132.7425782182
3 √n
436.91887928303
4 √n
95.565383786276
5 √n
38.391977871
1 , 3 , 9 , 29 , 87 , 261 , 319567 , 958701 , 2876103 , 9267443 , 27802329 , 83406987
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-83406986
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 83406987 can be divided by 12 positive divisors.
The sum of these divisors (counting 83406987) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100111110001011000010001011
3
Ternary
12210221111212200
4
Quaternary
10332023002023
5
Quinary
132323010422
6
Senary
12135411243
8
Octal
476130213
10
Decimal
83406987
12
Duodecimal
23b23b23
16
Hexadecimal
4f8b08b
20
Vigesimal
1615h97
36
Base36
1dnp8r
md5
acaecfc19b61a30d09cf7e69afa6f8e1
sha1
afa59e156daf4b02318ff91e0ef174312fe5758e
sha256
024032b6b43656f3838e3dc957acf9cb87e24fdb3f5790433586e1ae4759c1d4
sha512
2c96a1bf3809eceb8f365426455a355e5f7892042c0fd59173f2b53024e3cfbfd5764e5b598c3e2c78eb3af9464163f3ddd70fc32da0e724472db0edb7232c92
ripemd-160
45a8e466695b936055da9b5ac321f5cf8586201c
Diameter
166813974
Circumference
524061555.23452
Area
2.1855197662323E+16
Volume
2.4305015830717E+24
Surface area
8.7420790649291E+16
Circumference
524061555.23452
Perimeter
333627948
Area
6956725480418169
Diagonal
117955292.21208
Surface area
41740352882509014
Volume
5.8023951170781E+23
Space diagonal
144465139.19024
Perimeter
250220961
Area
3.0123504965983E+15
Altitude
72232569.595118
Surface area
3.0123504965983E+15
Volume
6.838188224016E+22
Height
39318430.737359