42491491 is an odd 8-digits composite number following 42491490
and preceding 42491492 . In scientific notation, it is written as 4.2491491 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 36391680 positive integers (up to 42491491) that are relatively prime to 42491491.
42491491 has 8 divisors, whose sum is 48601184
The reverse of 42491491 is 19419424
Previous prime number is 2593
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
forty-two million four hundred ninety-one thousand four hundred ninety-one
Scientific notation
4.2491491 × 10^7
Engineering notation
4.2491491 × 10^6
Prime Factorization
7 × 2593 × 2341
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42491491
Product of the distinct prime numbers
The prime factorization of 42491491 is 7 × 2593 × 2341.
Since it has a total of 3 prime factors.
5 , 4 , 44 , 36 , 916 , 268 , 7086 , 756 , 55109 , 78560 , 5597 , 856320 , 628022 , 311437 , 38295735 , 5905986 , 427093758 , 998345283 , 6798007279 , 4649425657
n×2
84982982
n×3
127474473
n×4
169965964
n×5
212457455
n÷2
21245745.5
n÷3
14163830.333333
n÷3
10622872.75
n÷5
8498298.2
n2
1805526807403081
n3
7.6719526087027E+22
n4
3.2599270522512E+30
n5
1.3851916100139E+38
2 √n
6518.5497620253
3 √n
348.95331105051
4 √n
80.737536264276
5 √n
33.547517962142
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42491490
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42491491 can be divided by 8 positive divisors.
The sum of these divisors (counting 42491491) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100010000101111001100011
3
Ternary
2221221210100221
4
Quaternary
2202011321203
5
Quinary
41334211431
6
Senary
4114423511
8
Octal
242057143
10
Decimal
42491491
12
Duodecimal
12291b97
16
Hexadecimal
2885e63
20
Vigesimal
d5b8eb
36
Base36
paqn7
md5
1c6b2ad67c0ecdd63020eb1a305d5fef
sha1
042f40aea8261ee2e35c1a555599c4af6ef2eb42
sha256
374e85785455608e9dbcf6e60e06826119cf6e30cde0fc0b279674200c5cdf5d
sha512
0f1592ed3c5b15f80227e93a9df38cec9972700d1ef93a0146d977374b3ee7a29445b3b5c7a81d387adc027b3216dbe442da12e1fd846510d8d1569466d46fb5
ripemd-160
daf30a1717564ba9679db613a2ac22b714afae58
Diameter
84982982
Circumference
266981911.93135
Area
5.672229753997E+15
Volume
3.2136199938919E+23
Surface area
2.2688919015988E+16
Circumference
266981911.93135
Perimeter
169965964
Area
1805526807403081
Diagonal
60092042.857654
Surface area
10833160844418486
Volume
7.6719526087027E+22
Space diagonal
73597421.301356
Perimeter
127474473
Area
7.8181604121244E+14
Altitude
36798710.650678
Surface area
7.8181604121244E+14
Volume
9.0414828575925E+21
Height
20030680.952551