87320121 is an odd 8-digits composite number following 87320120
and preceding 87320122 . In scientific notation, it is written as 8.7320121 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 47498880 positive integers (up to 87320121) that are relatively prime to 87320121.
87320121 has 16 divisors, whose sum is 101727360
The reverse of 87320121 is 12102378
Previous prime number is 347
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
eighty-seven million three hundred twenty thousand one hundred twenty-one
Scientific notation
8.7320121 × 10^7
Engineering notation
8.7320121 × 10^6
Prime Factorization
7 × 69 × 347 × 521
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
87320121
Product of the distinct prime numbers
The prime factorization of 87320121 is 7 × 69 × 347 × 521.
Since it has a total of 4 prime factors.
9 , 2 , 68 , 41 , 605 , 692 , 216 , 9271 , 36547 , 38814 , 579635 , 799942 , 1335793 , 7826774 , 29980781 , 28976042 , 27798671 , 560618198 , 7937401224 , 4751037964
n×2
174640242
n×3
261960363
n×4
349280484
n×5
436600605
n÷2
43660060.5
n÷3
29106707
n÷3
21830030.25
n÷5
17464024.2
n2
7624803531454641
n3
6.6579876696785E+23
n4
5.8137628893283E+31
n5
5.0765847896146E+39
2 √n
9344.5235833615
3 √n
443.64757257696
4 √n
96.667076005026
5 √n
38.745642391794
1 , 7 , 69 , 347 , 483 , 521 , 2429 , 3647 , 23943 , 35949 , 167601 , 180787 , 251643 , 1265509 , 12474303 , 87320121
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87320120
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87320121 can be divided by 16 positive divisors.
The sum of these divisors (counting 87320121) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101001101000110011000111001
3
Ternary
20002022022200120
4
Quaternary
11031012120321
5
Quinary
134323220441
6
Senary
12355323453
8
Octal
515063071
10
Decimal
87320121
12
Duodecimal
252b0589
16
Hexadecimal
5346639
20
Vigesimal
175f061
36
Base36
1fzkmx
md5
74de7f3c0dba611b3a8da35cdca60707
sha1
3b7aeda49d7196e65f0bd917efd5b49cb10388e6
sha256
b5413cc313dd72276ca1a30d5e72995049a12e1e715ab2f2aa273aa2c36ee818
sha512
7c6142fc11f9f6a69da2b6c9e1fe994d673841c3b49961e8077411dbd342562a3868117e136ab76ab5d09da59f1e8e7bcf2f124336d2c0680221b850ead649ff
ripemd-160
5128d37b96075ea6764f5c2882ea03b5044c1209
Diameter
174640242
Circumference
548648501.28834
Area
2.3954026759483E+16
Volume
2.7888913534338E+24
Surface area
9.5816107037934E+16
Circumference
548648501.28834
Perimeter
349280484
Area
7624803531454641
Diagonal
123489299.38626
Surface area
45748821188727846
Volume
6.6579876696785E+23
Space diagonal
151242886.09506
Perimeter
261960363
Area
3.3016367785525E+15
Altitude
75621443.047531
Surface area
3.3016367785525E+15
Volume
7.8465137171434E+22
Height
41163099.79542