90408021 is an odd 8-digits composite number following 90408020
and preceding 90408022 . In scientific notation, it is written as 9.0408021 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 54792720 positive integers (up to 90408021) that are relatively prime to 90408021.
90408021 has 4 divisors, whose sum is 93147692
The reverse of 90408021 is 12080409
Previous prime number is 33
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
ninety million four hundred eight thousand twenty-one
Scientific notation
9.0408021 × 10^7
Engineering notation
9.0408021 × 10^6
Prime Factorization
33 × 2739637
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
90408021
Product of the distinct prime numbers
The prime factorization of 90408021 is 33 × 2739637.
Since it has a total of 2 prime factors.
8 , 6 , 1 , 75 , 659 , 687 , 3590 , 5322 , 1541 , 88870 , 548935 , 28160 , 1458699 , 843333 , 81689329 , 84988558 , 883484354 , 15451887 , 9464630918 , 9995708267
n×2
180816042
n×3
271224063
n×4
361632084
n×5
452040105
n÷2
45204010.5
n÷3
30136007
n÷3
22602005.25
n÷5
18081604.2
n2
8173610261136441
n3
7.3895992813464E+23
n4
6.6807904700955E+31
n5
6.0399704511699E+39
2 √n
9508.3132573554
3 √n
448.81667871678
4 √n
97.510580232893
5 √n
39.015878717108
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
-90408020
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 90408021 can be divided by 4 positive divisors.
The sum of these divisors (counting 90408021) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011000111000010001010101
3
Ternary
20022010012111020
4
Quaternary
11120320101111
5
Quinary
141121024041
6
Senary
12545431353
8
Octal
530702125
10
Decimal
90408021
12
Duodecimal
2633b559
16
Hexadecimal
5638455
20
Vigesimal
1851011
36
Base36
1htr9x
md5
6cf8aa759e76475c06606b5e1db3cce7
sha1
ba16c9e6c4aeccce668f163fb4ae86f7f5a36034
sha256
6d047375a7d208512c32431b242472520afd603e02e6ffbef5ca783cc7d5380f
sha512
6bcc9184029cc5a11fcf3d1aa1dd9a4cb52634f21da0e6528d7fcca7b39325b4c81871327d6947aad68fabe12ac97fbed90c4029c77bd4f137e8e39d1e49b609
ripemd-160
a965b817519ac4ad646a394de6f0161873cf745e
Diameter
180816042
Circumference
568050349.19838
Area
2.5678153949692E+16
Volume
3.0953481087E+24
Surface area
1.0271261579877E+17
Circumference
568050349.19838
Perimeter
361632084
Area
8173610261136441
Diagonal
127856249.44551
Surface area
49041661566818646
Volume
7.3895992813464E+23
Space diagonal
156591285.78375
Perimeter
271224063
Area
3.5392770633887E+15
Altitude
78295642.891877
Surface area
3.5392770633887E+15
Volume
8.7087262701521E+22
Height
42618749.815171