87090969 is an odd 8-digits composite number following 87090968
and preceding 87090970 . In scientific notation, it is written as 8.7090969 × 10^7.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 49660560 positive integers (up to 87090969) that are relatively prime to 87090969.
87090969 has 16 divisors, whose sum is 132992000
The reverse of 87090969 is 96909078
Previous prime number is 499
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
eighty-seven million ninety thousand nine hundred sixty-nine
Scientific notation
8.7090969 × 10^7
Engineering notation
8.7090969 × 10^6
Prime Factorization
3 × 7 × 499 × 8311
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
87090969
Product of the distinct prime numbers
The prime factorization of 87090969 is 3 × 7 × 499 × 8311.
Since it has a total of 4 prime factors.
1 , 8 , 76 , 50 , 193 , 988 , 2915 , 2066 , 6749 , 40689 , 840318 , 474279 , 4255290 , 4294054 , 89090148 , 48568384 , 379062222 , 301302595 , 6801644701 , 4438015137
n×2
174181938
n×3
261272907
n×4
348363876
n×5
435454845
n÷2
43545484.5
n÷3
29030323
n÷3
21772742.25
n÷5
17418193.8
n2
7584836881358961
n3
6.6057079370449E+23
n4
5.7529750516823E+31
n5
5.0103217188384E+39
2 √n
9332.2542292846
3 √n
443.25914820778
4 √n
96.603593252449
5 √n
38.725285168181
1 , 3 , 7 , 21 , 499 , 1497 , 3493 , 8311 , 10479 , 24933 , 58177 , 174531 , 4147189 , 12441567 , 29030323 , 87090969
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
-87090968
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 87090969 can be divided by 16 positive divisors.
The sum of these divisors (counting 87090969) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101001100001110011100011001
3
Ternary
20001212200100110
4
Quaternary
11030032130121
5
Quinary
134243402334
6
Senary
12350354533
8
Octal
514163431
10
Decimal
87090969
12
Duodecimal
251bba49
16
Hexadecimal
530e719
20
Vigesimal
1746789
36
Base36
1funtl
md5
99e5f731933a6930c714112df99e7d61
sha1
af3054a0feed89e1df8d027dba7f8f59c681d586
sha256
1184c690112e75a0576e083893c60ca143a22fb3fd7f3f6a243fddb896305e62
sha512
17bac7f47bab6528fc9fd12fee36162fba800dac977e4f4bb05ee3a2c93f5581b44ccdf592ed669622dcaf1713d23ea56cb5b7f164e0d033dc786d4a72903615
ripemd-160
fa20f062affe59065fe3e79c6f83bfa7e47feea7
Diameter
174181938
Circumference
547208696.80883
Area
2.3828467825154E+16
Volume
2.7669924702373E+24
Surface area
9.5313871300617E+16
Circumference
547208696.80883
Perimeter
348363876
Area
7584836881358961
Diagonal
123165229.52001
Surface area
45509021288153766
Volume
6.6057079370449E+23
Space diagonal
150845983.18841
Perimeter
261272907
Area
3.284330711409E+15
Altitude
75422991.594203
Surface area
3.284330711409E+15
Volume
7.7849014613704E+22
Height
41055076.506672