74886987 is an odd 8-digits composite number following 74886986
and preceding 74886988 . In scientific notation, it is written as 7.4886987 × 10^7.
The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors.
There are 42792552 positive integers (up to 74886987) that are relatively prime to 74886987.
74886987 has 8 divisors, whose sum is 114113536
The reverse of 74886987 is 78968847
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 57
Digital Root 3
Name
seventy-four million eight hundred eighty-six thousand nine hundred eighty-seven
Scientific notation
7.4886987 × 10^7
Engineering notation
7.4886987 × 10^6
Prime Factorization
3 × 7 × 3566047
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
74886987
Product of the distinct prime numbers
The prime factorization of 74886987 is 3 × 7 × 3566047.
Since it has a total of 3 prime factors.
6 , 4 , 59 , 50 , 897 , 345 , 3837 , 968 , 79023 , 24054 , 308228 , 135269 , 1434480 , 25444 , 12527432 , 27163654 , 953420391 , 285247122 , 6608131202 , 6613519932
n×2
149773974
n×3
224660961
n×4
299547948
n×5
374434935
n÷2
37443493.5
n÷3
24962329
n÷3
18721746.75
n÷5
14977397.4
n2
5608060821938169
n3
4.1997077786769E+23
n4
3.1450346182558E+31
n5
2.3552216657187E+39
2 √n
8653.7267694329
3 √n
421.50440648937
4 √n
93.025409267753
5 √n
37.573467098124
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
-74886986
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 74886987 can be divided by 8 positive divisors.
The sum of these divisors (counting 74886987) is 1, the average is 0.125.
Base
System
Value
2
Binary
100011101101010111101001011
3
Ternary
12012220122122010
4
Quaternary
10131222331023
5
Quinary
123132340422
6
Senary
11233031003
8
Octal
435527513
10
Decimal
74886987
12
Duodecimal
210b5463
16
Hexadecimal
476af4b
20
Vigesimal
1380h97
36
Base36
18l363
md5
7a3305c3f9dbf06fafd64c342902bb4f
sha1
aa07716e33ce5f2fc1640e4ffe0f16b1ec1e7b3a
sha256
74de094b2d518d1abc4b5731186b98c3547800dc88fb33e370c2b3387b850764
sha512
4653119e15e81d73aa4b621ea99c507b10e20f4b6d93ebda0025076b53f32f632bee3d3e4e3d4320f2ffe60590e0241030bf3895b7718b6330a803ead7965b77
ripemd-160
aaaa44b0a82be3f285ae00e10b172c31a8b05af1
Diameter
149773974
Circumference
470528816.41735
Area
1.7618242679086E+16
Volume
1.7591694806287E+24
Surface area
7.0472970716343E+16
Circumference
470528816.41735
Perimeter
299547948
Area
5608060821938169
Diagonal
105906192.66066
Surface area
33648364931629014
Volume
4.1997077786769E+23
Space diagonal
129708066.30975
Perimeter
224660961
Area
2.4283615688833E+15
Altitude
64854033.154875
Surface area
2.4283615688833E+15
Volume
4.9494030821739E+22
Height
35302064.220219