42893487 is an odd 8-digits composite number following 42893486
and preceding 42893488 . In scientific notation, it is written as 4.2893487 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 22317120 positive integers (up to 42893487) that are relatively prime to 42893487.
42893487 has 16 divisors, whose sum is 46717440
The reverse of 42893487 is 78439824
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
forty-two million eight hundred ninety-three thousand four hundred eighty-seven
Scientific notation
4.2893487 × 10^7
Engineering notation
4.2893487 × 10^6
Prime Factorization
39 × 21 × 83 × 631
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
42893487
Product of the distinct prime numbers
The prime factorization of 42893487 is 39 × 21 × 83 × 631.
Since it has a total of 4 prime factors.
2 , 6 , 88 , 30 , 939 , 526 , 2790 , 4875 , 69093 , 33895 , 68905 , 210499 , 946078 , 3234505 , 99002403 , 21960937 , 781239885 , 36439239 , 8843153265 , 9588094097
n×2
85786974
n×3
128680461
n×4
171573948
n×5
214467435
n÷2
21446743.5
n÷3
14297829
n÷3
10723371.75
n÷5
8578697.4
n2
1839851227019169
n3
7.8917634688081E+22
n4
3.3850525375639E+30
n5
1.4519670701432E+38
2 √n
6549.3119485943
3 √n
350.05029753344
4 √n
80.927819373775
5 √n
33.610755194974
1 , 21 , 39 , 83 , 631 , 819 , 1743 , 3237 , 13251 , 24609 , 52373 , 67977 , 516789 , 1099833 , 2042547 , 42893487
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42893486
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42893487 can be divided by 16 positive divisors.
The sum of these divisors (counting 42893487) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10100011101000000010101111
3
Ternary
2222201012210200
4
Quaternary
2203220002233
5
Quinary
41440042422
6
Senary
4131204543
8
Octal
243500257
10
Decimal
42893487
12
Duodecimal
12446753
16
Hexadecimal
28e80af
20
Vigesimal
d81de7
36
Base36
pjctr
md5
3e42a70a02ffd476af30da650c1f4de9
sha1
5a0cfb792f3faa9bbc5ca7c0daa14b5295f0467e
sha256
c21f937ec1cc88c4e94e68ea7962a8eb1b35803a2e262ee6cdf3cea37805c3e2
sha512
39232a3b902fdc7dff6467596870bf9ab75ad72eb3591099362701e5ba8385bc9b26036f21400b1f8e1119b8e2550346515db8189213134bc0036a80daff4b57
ripemd-160
449c407c397685ca5ece242e8a9cec1aee50f298
Diameter
85786974
Circumference
269507727.2921
Area
5.7800630985016E+15
Volume
3.3056941516634E+23
Surface area
2.3120252394006E+16
Circumference
269507727.2921
Perimeter
171573948
Area
1839851227019169
Diagonal
60660551.052874
Surface area
11039107362115014
Volume
7.8917634688081E+22
Space diagonal
74293698.797795
Perimeter
128680461
Area
7.9667895089129E+14
Altitude
37146849.398898
Surface area
7.9667895089129E+14
Volume
9.3005324405241E+21
Height
20220183.684291