90245887 is an odd 8-digits composite number following 90245886
and preceding 90245888 . In scientific notation, it is written as 9.0245887 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 89103456 positive integers (up to 90245887) that are relatively prime to 90245887.
90245887 has 4 divisors, whose sum is 91388320
The reverse of 90245887 is 78854209
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
ninety million two hundred forty-five thousand eight hundred eighty-seven
Scientific notation
9.0245887 × 10^7
Engineering notation
9.0245887 × 10^6
Prime Factorization
79 × 1142353
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
90245887
Product of the distinct prime numbers
The prime factorization of 90245887 is 79 × 1142353.
Since it has a total of 2 prime factors.
5 , 6 , 32 , 96 , 643 , 242 , 2469 , 323 , 68248 , 28741 , 171640 , 517428 , 9137349 , 2820407 , 86423475 , 11304593 , 827086958 , 766589592 , 4975447321 , 9927483330
n×2
180491774
n×3
270737661
n×4
360983548
n×5
451229435
n÷2
45122943.5
n÷3
30081962.333333
n÷3
22561471.75
n÷5
18049177.4
n2
8144320120416769
n3
7.3499139327896E+23
n4
6.6329950223825E+31
n5
5.986005192615E+39
2 √n
9499.7835238494
3 √n
448.5482217593
4 √n
97.466832942542
5 √n
39.00187477571
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
-90245886
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 90245887 can be divided by 4 positive divisors.
The sum of these divisors (counting 90245887) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011000010000101011111111
3
Ternary
20021210222002021
4
Quaternary
11120100223333
5
Quinary
141100332022
6
Senary
12542141011
8
Octal
530205377
10
Decimal
90245887
12
Duodecimal
26281767
16
Hexadecimal
5610aff
20
Vigesimal
1840ee7
36
Base36
1hqa67
md5
6db494fff9b55d7ab60d3158e4af8c20
sha1
7537a936008b70933f38dee8886fb8abf3797d05
sha256
0d9c601998ef99e12af6d9128b49acaf7416b3b1e3a88b03bedf5be8d445a0d9
sha512
d18ba7637f554967b23693f73ed951a82e702949d3a7dcdf674628dcd8c61d72a6a0376c5a5a9ebb49a301f99edbb2272a427f58f49686669b26b5a4b06a6858
ripemd-160
07a94bd1872c8a5b98385bc2acfd05ecf4d00763
Diameter
180491774
Circumference
567031631.23179
Area
2.5586136258785E+16
Volume
3.0787247487692E+24
Surface area
1.0234454503514E+17
Circumference
567031631.23179
Perimeter
360983548
Area
8144320120416769
Diagonal
127626957.34379
Surface area
48865920722500614
Volume
7.3499139327896E+23
Space diagonal
156310461.45812
Perimeter
270737661
Area
3.5265940604168E+15
Altitude
78155230.72906
Surface area
3.5265940604168E+15
Volume
8.661956638355E+22
Height
42542319.114597