87279993 is an odd 8-digits composite number following 87279992
and preceding 87279994 . In scientific notation, it is written as 8.7279993 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 58148280 positive integers (up to 87279993) that are relatively prime to 87279993.
87279993 has 8 divisors, whose sum is 97041760
The reverse of 87279993 is 39997278
Previous prime number is 3931
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
eighty-seven million two hundred seventy-nine thousand nine hundred ninety-three
Scientific notation
8.7279993 × 10^7
Engineering notation
8.7279993 × 10^6
Prime Factorization
9 × 3931 × 2467
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87279993
Product of the distinct prime numbers
The prime factorization of 87279993 is 9 × 3931 × 2467.
Since it has a total of 3 prime factors.
8 , 1 , 1 , 7 , 946 , 774 , 2152 , 7684 , 62503 , 42968 , 912077 , 862518 , 9231996 , 7413291 , 57578702 , 41055795 , 445215191 , 852280581 , 6005513386 , 8766862912
n×2
174559986
n×3
261839979
n×4
349119972
n×5
436399965
n÷2
43639996.5
n÷3
29093331
n÷3
21819998.25
n÷5
17455998.6
n2
7617797178080049
n3
6.6488128437825E+23
n4
5.8030833846364E+31
n5
5.0649307718948E+39
2 √n
9342.3761966643
3 √n
443.57960268502
4 √n
96.655968241306
5 √n
38.742080621609
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
-87279992
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 87279993 can be divided by 8 positive divisors.
The sum of these divisors (counting 87279993) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001100111100100101111001
3
Ternary
20002020021122100
4
Quaternary
11030330211321
5
Quinary
134320424433
6
Senary
12354414013
8
Octal
514744571
10
Decimal
87279993
12
Duodecimal
25291309
16
Hexadecimal
533c979
20
Vigesimal
1759jjd
36
Base36
1fypo9
md5
31dae33ad3803c32135a1648d902583e
sha1
ca4a0f28b47d7aafcb12d09a566399acf34eba90
sha256
183933142200dbe1aaedefe64a61b4e8ab5346b707197e6c5b78716cc2ded3cf
sha512
79e48948c62bbff47d7ba15fb11c0cda9aef6186cd540dc4650b92d85d1687555ff7003ef0f997a199774f0f5cdbb9721774af123a8bc996e2652a5de5814226
ripemd-160
b847002a1cf2ccc72354bd131581cc4517e8a30e
Diameter
174559986
Circumference
548396369.62834
Area
2.3932015651193E+16
Volume
2.7850482113494E+24
Surface area
9.5728062604773E+16
Circumference
548396369.62834
Perimeter
349119972
Area
7617797178080049
Diagonal
123432549.82443
Surface area
45706783068480294
Volume
6.6488128437825E+23
Space diagonal
151173382.36026
Perimeter
261839979
Area
3.2986029385474E+15
Altitude
75586691.180128
Surface area
3.2986029385474E+15
Volume
7.8357010811313E+22
Height
41144183.27481