90789021 is an odd 8-digits composite number following 90789020
and preceding 90789022 . In scientific notation, it is written as 9.0789021 × 10^7.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 60526008 positive integers (up to 90789021) that are relatively prime to 90789021.
90789021 has 4 divisors, whose sum is 100876700
The reverse of 90789021 is 12098709
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
ninety million seven hundred eighty-nine thousand twenty-one
Scientific notation
9.0789021 × 10^7
Engineering notation
9.0789021 × 10^6
Prime Factorization
9 × 10087669
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
90789021
Product of the distinct prime numbers
The prime factorization of 90789021 is 9 × 10087669.
Since it has a total of 2 prime factors.
6 , 1 , 6 , 56 , 626 , 744 , 9762 , 1605 , 23932 , 40447 , 96996 , 863911 , 7266852 , 3151204 , 8998783 , 50846152 , 435500699 , 706938266 , 2812376307 , 6139766631
n×2
181578042
n×3
272367063
n×4
363156084
n×5
453945105
n÷2
45394510.5
n÷3
30263007
n÷3
22697255.25
n÷5
18157804.2
n2
8242646334138441
n3
7.4834179112567E+23
n4
6.7941218589686E+31
n5
6.1683167213046E+39
2 √n
9528.3272928673
3 √n
449.44626704945
4 √n
97.61315122906
5 √n
39.048707784525
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
-90789020
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 90789021 can be divided by 4 positive divisors.
The sum of these divisors (counting 90789021) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011010010101010010011101
3
Ternary
20022211120010100
4
Quaternary
11122111102131
5
Quinary
141220222041
6
Senary
13001531313
8
Octal
532252235
10
Decimal
90789021
12
Duodecimal
264a3b39
16
Hexadecimal
569549d
20
Vigesimal
1878cb1
36
Base36
1i1x99
md5
556693406dd4874cfc593397f31639a5
sha1
8b1d5d19690effff13f58b0a98462305df01b565
sha256
8b218578c046556555f615d1209feb9951a6556261594988f698ce55886cecd8
sha512
1d9a71c61e5e13434047f0c04b9943da4b9e136eee85207e1cfa582129a4ddd9cf03552dc4cf8b3c41eb6d3970c0dd77a9186399243339f6ba7a2dfb9d99d5af
ripemd-160
302ce8fbad81c7ff90a1b4a0b18c14d45695e981
Diameter
181578042
Circumference
570444242.80042
Area
2.5895037169468E+16
Volume
3.1346467644995E+24
Surface area
1.0358014867787E+17
Circumference
570444242.80042
Perimeter
363156084
Area
8242646334138441
Diagonal
128395064.81278
Surface area
49455878004830646
Volume
7.4834179112567E+23
Space diagonal
157251197.14144
Perimeter
272367063
Area
3.5691705598873E+15
Altitude
78625598.570719
Surface area
3.5691705598873E+15
Volume
8.8192925858374E+22
Height
42798354.937592