73890987 is an odd 8-digits composite number following 73890986
and preceding 73890988 . In scientific notation, it is written as 7.3890987 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 48965352 positive integers (up to 73890987) that are relatively prime to 73890987.
73890987 has 8 divisors, whose sum is 99111936
The reverse of 73890987 is 78909837
Previous prime number is 167
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
seventy-three million eight hundred ninety thousand nine hundred eighty-seven
Scientific notation
7.3890987 × 10^7
Engineering notation
7.3890987 × 10^6
Prime Factorization
3 × 167 × 147487
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
73890987
Product of the distinct prime numbers
The prime factorization of 73890987 is 3 × 167 × 147487.
Since it has a total of 3 prime factors.
2 , 3 , 91 , 88 , 582 , 374 , 9201 , 3378 , 91105 , 87944 , 587248 , 715416 , 2687063 , 4755699 , 58973423 , 29064740 , 71972215 , 830493989 , 7380620748 , 5925890560
n×2
147781974
n×3
221672961
n×4
295563948
n×5
369454935
n÷2
36945493.5
n÷3
24630329
n÷3
18472746.75
n÷5
14778197.4
n2
5459877959834169
n3
4.0343577135169E+23
n4
2.9810267336283E+31
n5
2.2027100762118E+39
2 √n
8595.9866798408
3 √n
419.62738494111
4 √n
92.714544057773
5 √n
37.472985371369
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
-73890986
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 73890987 can be divided by 8 positive divisors.
The sum of these divisors (counting 73890987) is 1, the average is 0.125.
Base
System
Value
2
Binary
100011001110111110010101011
3
Ternary
12011001001101020
4
Quaternary
10121313302223
5
Quinary
122404002422
6
Senary
11155423523
8
Octal
431676253
10
Decimal
73890987
12
Duodecimal
208b4ba3
16
Hexadecimal
4677cab
20
Vigesimal
131g797
36
Base36
17zqnf
md5
1d81390b931e6307083c83273e0560c4
sha1
ef247746bd1beab852a7619b37b158408e3b313c
sha256
605f1ff133c3f24106c5e2e388ae4fbb1a137c51fbabcbcb8e61f706b155d79b
sha512
4661ea6ae91ba516504417d7cc3ffc1439d0e2f768768a814b4e10060a9d1a5514154d2b8b1f004af87b32f54234334992b7d6a885107580e733590f3de4abaf
ripemd-160
8060b2c610c979f23b38d3c0eb0b8c61d9507697
Diameter
147781974
Circumference
464270763.8514
Area
1.7152712488112E+16
Volume
1.6899078072984E+24
Surface area
6.8610849952447E+16
Circumference
464270763.8514
Perimeter
295563948
Area
5459877959834169
Diagonal
104497635.95253
Surface area
32759267759005014
Volume
4.0343577135169E+23
Space diagonal
127982943.70541
Perimeter
221672961
Area
2.3641965073896E+15
Altitude
63991471.852706
Surface area
2.3641965073896E+15
Volume
4.7545361616001E+22
Height
34832545.317511