87431007 is an odd 8-digits composite number following 87431006
and preceding 87431008 . In scientific notation, it is written as 8.7431007 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 58287336 positive integers (up to 87431007) that are relatively prime to 87431007.
87431007 has 4 divisors, whose sum is 116574680
The reverse of 87431007 is 70013478
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
eighty-seven million four hundred thirty-one thousand seven
Scientific notation
8.7431007 × 10^7
Engineering notation
8.7431007 × 10^6
Prime Factorization
3 × 29143669
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87431007
Product of the distinct prime numbers
The prime factorization of 87431007 is 3 × 29143669.
Since it has a total of 2 prime factors.
1 , 10 , 23 , 64 , 711 , 952 , 2780 , 4556 , 32797 , 66180 , 658669 , 782815 , 7642859 , 3626338 , 47224571 , 24084851 , 821610843 , 949106184 , 1360050100 , 1896952381
n×2
174862014
n×3
262293021
n×4
349724028
n×5
437155035
n÷2
43715503.5
n÷3
29143669
n÷3
21857751.75
n÷5
17486201.4
n2
7644180985034049
n3
6.6833844121178E+23
n4
5.8433502931956E+31
n5
5.1089000038784E+39
2 √n
9350.4549087197
3 √n
443.83528607392
4 √n
96.697750277448
5 √n
38.755477853716
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
-87431006
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 87431007 can be divided by 4 positive divisors.
The sum of these divisors (counting 87431007) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001101100001011101011111
3
Ternary
20002111221210110
4
Quaternary
11031201131133
5
Quinary
134340243012
6
Senary
12401541103
8
Octal
515413537
10
Decimal
87431007
12
Duodecimal
25344793
16
Hexadecimal
536175f
20
Vigesimal
1768ha7
36
Base36
1g1y73
md5
cb121b4078d0840c416a955802df71ee
sha1
ac6ba5a76c9bfa46bf67aebdfb8e4506a74526a8
sha256
58982e0be7c0ac358ccec56b2408443f46715ec7f9f2f91111dadacd97747704
sha512
5a21ceb28ecb36e1194220bd9049195b3dfbd91eac12212b8c1c30c841b13ffaf8b5b27473be405339d8e3adb852d0265eeabdfe0161e10d544644eeb740e14f
ripemd-160
512fd835599c95b3306fb1c90583683527ebcb01
Diameter
174862014
Circumference
549345218.57432
Area
2.4014902825294E+16
Volume
2.7995295160301E+24
Surface area
9.6059611301175E+16
Circumference
549345218.57432
Perimeter
349724028
Area
7644180985034049
Diagonal
123646115.87134
Surface area
45865085910204294
Volume
6.6833844121178E+23
Space diagonal
151434946.28091
Perimeter
262293021
Area
3.3100274620827E+15
Altitude
75717473.140455
Surface area
3.3100274620827E+15
Volume
7.8764440651416E+22
Height
41215371.957112