90429891 is an odd 8-digits composite number following 90429890
and preceding 90429892 . In scientific notation, it is written as 9.0429891 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 60286592 positive integers (up to 90429891) that are relatively prime to 90429891.
90429891 has 4 divisors, whose sum is 120573192
The reverse of 90429891 is 19892409
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
ninety million four hundred twenty-nine thousand eight hundred ninety-one
Scientific notation
9.0429891 × 10^7
Engineering notation
9.0429891 × 10^6
Prime Factorization
3 × 30143297
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
90429891
Product of the distinct prime numbers
The prime factorization of 90429891 is 3 × 30143297.
Since it has a total of 2 prime factors.
5 , 7 , 82 , 51 , 589 , 810 , 944 , 6215 , 75567 , 92645 , 830409 , 302860 , 6731676 , 5378095 , 29892858 , 39492888 , 840105576 , 539603643 , 8860990220 , 5095027997
n×2
180859782
n×3
271289673
n×4
361719564
n×5
452149455
n÷2
45214945.5
n÷3
30143297
n÷3
22607472.75
n÷5
18085978.2
n2
8177565186271881
n3
7.3949632843996E+23
n4
6.6872572375726E+31
n5
6.0472794308265E+39
2 √n
9509.4632340632
3 √n
448.85286587984
4 √n
97.516476731182
5 √n
39.017766148568
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
-90429890
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 90429891 can be divided by 4 positive divisors.
The sum of these divisors (counting 90429891) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011000111101100111000011
3
Ternary
20022011022111020
4
Quaternary
11120331213003
5
Quinary
141122224031
6
Senary
12550120523
8
Octal
530754703
10
Decimal
90429891
12
Duodecimal
26350143
16
Hexadecimal
563d9c3
20
Vigesimal
1853eeb
36
Base36
1hu85f
md5
c468f890ce5698440959cfa79073b61a
sha1
0195da0ff402dfa2ebf63d1de10f886c373ab860
sha256
a65a1463067735b5e25c5ad9a02849e7f2ba3e0b2bb50f01804c2ba933b4da5d
sha512
3a51718fbf9c9721d068b1ab27988c9f075f55dd4a10934e95260713ff3aace836c95674ebe59b606b5d77a0c8123cc6f29c2164914dbeefd3ac1573c23a02e5
ripemd-160
83f577d8bef79e5d830b97b678ebc50899557875
Diameter
180859782
Circumference
568187762.46105
Area
2.5690578713443E+16
Volume
3.0975949770448E+24
Surface area
1.0276231485377E+17
Circumference
568187762.46105
Perimeter
361719564
Area
8177565186271881
Diagonal
127887178.29612
Surface area
49065391117631286
Volume
7.3949632843996E+23
Space diagonal
156629165.73492
Perimeter
271289673
Area
3.5409895962073E+15
Altitude
78314582.867458
Surface area
3.5409895962073E+15
Volume
8.7150478083742E+22
Height
42629059.43204