42508721 is an odd 8-digits composite number following 42508720
and preceding 42508722 . In scientific notation, it is written as 4.2508721 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 6 positive divisors.
There are 40007936 positive integers (up to 42508721) that are relatively prime to 42508721.
42508721 has 6 divisors, whose sum is 45156630
The reverse of 42508721 is 12780524
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
forty-two million five hundred eight thousand seven hundred twenty-one
Scientific notation
4.2508721 × 10^7
Engineering notation
4.2508721 × 10^6
Prime Factorization
17 × 17 × 147089
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2500513
Product of the distinct prime numbers
The prime factorization of 42508721 is 17 × 17 × 147089.
Since it has a total of 3 prime factors.
1 , 9 , 29 , 95 , 744 , 50 , 6054 , 2705 , 73430 , 41921 , 697963 , 267907 , 2537158 , 5532347 , 76942839 , 88843774 , 616591525 , 608601062 , 1087164570 , 352001036
n×2
85017442
n×3
127526163
n×4
170034884
n×5
212543605
n÷2
21254360.5
n÷3
14169573.666667
n÷3
10627180.25
n÷5
8501744.2
n2
1806991361055841
n3
7.6812891616533E+22
n4
3.2652177789304E+30
n5
1.3880023156879E+38
2 √n
6519.8712410599
3 √n
349.00047071252
4 √n
80.745719645439
5 √n
33.550238177365
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42508720
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42508721 can be divided by 6 positive divisors.
The sum of these divisors (counting 42508721) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
10100010001010000110110001
3
Ternary
2221222200000002
4
Quaternary
2202022012301
5
Quinary
41340234341
6
Senary
4115035345
8
Octal
242120661
10
Decimal
42508721
12
Duodecimal
1229bb55
16
Hexadecimal
288a1b1
20
Vigesimal
d5dbg1
36
Base36
pb3xt
md5
f740f1b560fcc47948f471ea23378151
sha1
8716e8ee6947607610c7923662f4a2dd9ebbf3dc
sha256
cd69c70c49473f78e21dfdff71900203808598da19368027dc21ea5ece12829e
sha512
9b9f28196da21ea447576436da0f797cd55c5aee989605b981ec2ecc23ffc06764e0c71d74c6fc732d04ac055cc1c037d8416a1d4a7e4d163484d4b001bfa0a2
ripemd-160
3a197338ba1b94f2c097c71bf90dc3ae2259c4ad
Diameter
85017442
Circumference
267090171.2142
Area
5.6768307849933E+15
Volume
3.2175308800465E+23
Surface area
2.2707323139973E+16
Circumference
267090171.2142
Perimeter
170034884
Area
1806991361055841
Diagonal
60116409.757334
Surface area
10841948166335046
Volume
7.6812891616533E+22
Space diagonal
73627264.53677
Perimeter
127526163
Area
7.8245021154669E+14
Altitude
36813632.268385
Surface area
7.8245021154669E+14
Volume
9.0524860907663E+21
Height
20038803.252445