90142649 is an odd 8-digits composite number following 90142648
and preceding 90142650 . In scientific notation, it is written as 9.0142649 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 89568336 positive integers (up to 90142649) that are relatively prime to 90142649.
90142649 has 4 divisors, whose sum is 90716964
The reverse of 90142649 is 94624109
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
ninety million one hundred forty-two thousand six hundred forty-nine
Scientific notation
9.0142649 × 10^7
Engineering notation
9.0142649 × 10^6
Prime Factorization
157 × 574157
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
90142649
Product of the distinct prime numbers
The prime factorization of 90142649 is 157 × 574157.
Since it has a total of 2 prime factors.
2 , 8 , 65 , 2 , 622 , 169 , 1021 , 7356 , 81329 , 24223 , 295102 , 740254 , 4288417 , 5773537 , 83494851 , 56329812 , 696691022 , 85684727 , 6201347752 , 1047717332
n×2
180285298
n×3
270427947
n×4
360570596
n×5
450713245
n÷2
45071324.5
n÷3
30047549.666667
n÷3
22535662.25
n÷5
18028529.8
n2
8125697168737201
n3
7.3247186776177E+23
n4
6.6026954478024E+31
n5
5.9518445820515E+39
2 √n
9494.3482662055
3 √n
448.37711556631
4 √n
97.43894635209
5 √n
38.992947345543
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
-90142648
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 90142649 can be divided by 4 positive divisors.
The sum of these divisors (counting 90142649) is 1, the average is 0.25.
Base
System
Value
2
Binary
101010111110111011110111001
3
Ternary
20021121201110122
4
Quaternary
11113313132321
5
Quinary
141034031044
6
Senary
12540023025
8
Octal
527673671
10
Decimal
90142649
12
Duodecimal
26231a75
16
Hexadecimal
55f77b9
20
Vigesimal
1837gc9
36
Base36
1ho2ih
md5
46e1eb9991af19e41ec2f6cfd63be025
sha1
e588a79d258c167e177013c9c2249ac500bba5fc
sha256
897d88d3ed98c4466b1efbd1abef3ac065e19d41c3ee21782ae4e364bbf48088
sha512
be8aa65452aa955ab937ad875e5aa2552119f262955963a9076f3785bd270e538d0e22d4a7015b136c1f437f9436917e48ab9769f021e39ccecc64f20dd03448
ripemd-160
77f9e434a4a21361acfe9b8b8602d3e5000f339a
Diameter
180285298
Circumference
566382967.74705
Area
2.55276305306E+16
Volume
3.0681709849621E+24
Surface area
1.021105221224E+17
Circumference
566382967.74705
Perimeter
360570596
Area
8125697168737201
Diagonal
127480956.76404
Surface area
48754183012423206
Volume
7.3247186776177E+23
Space diagonal
156131647.99685
Perimeter
270427947
Area
3.5185300857929E+15
Altitude
78065823.998424
Surface area
3.5185300857929E+15
Volume
8.6322637453787E+22
Height
42493652.254679