90872489 is an odd 8-digits composite number following 90872488
and preceding 90872490 . In scientific notation, it is written as 9.0872489 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 90831300 positive integers (up to 90872489) that are relatively prime to 90872489.
90872489 has 4 divisors, whose sum is 90913680
The reverse of 90872489 is 98427809
Previous prime number is 38851
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
ninety million eight hundred seventy-two thousand four hundred eighty-nine
Scientific notation
9.0872489 × 10^7
Engineering notation
9.0872489 × 10^6
Prime Factorization
38851 × 2339
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
90872489
Product of the distinct prime numbers
The prime factorization of 90872489 is 38851 × 2339.
Since it has a total of 2 prime factors.
2 , 9 , 49 , 17 , 77 , 222 , 4971 , 8696 , 35038 , 9595 , 606743 , 868929 , 2560684 , 4818152 , 13396437 , 41194664 , 301367246 , 888941166 , 5547736735 , 2735077257
n×2
181744978
n×3
272617467
n×4
363489956
n×5
454362445
n÷2
45436244.5
n÷3
30290829.666667
n÷3
22718122.25
n÷5
18174497.8
n2
8257809257055121
n3
7.5040768087584E+23
n4
6.8191413725905E+31
n5
6.1967234937018E+39
2 √n
9532.7062789116
3 √n
449.5839595077
4 √n
97.635578960293
5 √n
39.055885127267
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
-90872488
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 90872489 can be divided by 4 positive divisors.
The sum of these divisors (counting 90872489) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011010101001101010101001
3
Ternary
20022222210121202
4
Quaternary
11122221222221
5
Quinary
141230404424
6
Senary
13003413545
8
Octal
532515251
10
Decimal
90872489
12
Duodecimal
265242b5
16
Hexadecimal
56a9aa9
20
Vigesimal
187j149
36
Base36
1i3pnt
md5
f3b5c8c3de31cca00d3dc8b567012992
sha1
3a1fccbb54ea3bf481cd302c602b956125f20210
sha256
528981f0548c4ec8003ec8d9636f8c052ac85c889206d4a862f9efafe341103f
sha512
ff3eba7f25966267ef1d3a063bbd8d18f32f09a734de0fae312a71750242531bdb6b6afd20255665d7b32feb2506eb702a5600d3015b19a8b4f00857df071831
ripemd-160
45b3d1307c534d303fd515a2d8b2ba6b3be855aa
Diameter
181744978
Circumference
570968687.71164
Area
2.594267289671E+16
Volume
3.1433003432492E+24
Surface area
1.0377069158684E+17
Circumference
570968687.71164
Perimeter
363489956
Area
8257809257055121
Diagonal
128513106.3904
Surface area
49546855542330726
Volume
7.5040768087584E+23
Space diagonal
157395767.95824
Perimeter
272617467
Area
3.575736298108E+15
Altitude
78697883.979122
Surface area
3.575736298108E+15
Volume
8.8436393300296E+22
Height
42837702.130133