67993890 is an even 8-digits composite number following 67993889
and preceding 67993891 . In scientific notation, it is written as 6.7993890 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 18131696 positive integers (up to 67993890) that are relatively prime to 67993890.
67993890 has 8 divisors, whose sum is 108790272
The reverse of 67993890 is 09839976
Previous prime number is 15
Is Prime? no
Number parity even
Number length 8
Sum of Digits 51
Digital Root 6
Name
sixty-seven million nine hundred ninety-three thousand eight hundred ninety
Scientific notation
6.7993890 × 10^7
Engineering notation
6.7993890 × 10^6
Prime Factorization
2 × 15 × 2266463
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
67993890
Product of the distinct prime numbers
The prime factorization of 67993890 is 2 × 15 × 2266463.
Since it has a total of 3 prime factors.
2 , 9 , 11 , 88 , 129 , 260 , 6967 , 6405 , 14203 , 74216 , 982789 , 782023 , 953318 , 8245843 , 29305584 , 35178501 , 328697719 , 600911249 , 2781027482 , 4837324824
n×2
135987780
n×3
203981670
n×4
271975560
n×5
339969450
n÷2
33996945
n÷3
22664630
n÷3
16998472.5
n÷5
13598778
n2
4623169077332100
n3
3.1434724969552E+23
n4
2.13736923176E+31
n5
1.4532804843367E+39
2 √n
8245.8407697457
3 √n
408.15328486837
4 √n
90.806611927467
5 √n
36.854793118399
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
-67993889
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 67993890 can be divided by 8 positive divisors.
The sum of these divisors (counting 67993890) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000011011000000100100010
3
Ternary
11201221110002020
4
Quaternary
10003120010202
5
Quinary
114401301030
6
Senary
10425202310
8
Octal
403300442
10
Decimal
67993890
12
Duodecimal
1a930396
16
Hexadecimal
40d8122
20
Vigesimal
114j4ea
36
Base36
14hcf6
md5
b2220d2418ee5a8c8c5ccd24eee4476b
sha1
f243c2d7718a43a39872ae3a76d063704dca42aa
sha256
c18082799ece1c3a97e6554d08b8353067613d88d319aa8b8690a193b312517a
sha512
ecdbbeb51a7e972afbc3693fca1527a0b2013e6113b4423814830b341fd85df6a713296c50c715dc2b12bcae0b3a1c2e2171d1e4789aacb4e0210ae218610e7f
ripemd-160
df9d1baac8ee0dc28069b22715bfe75c573a17ca
Diameter
135987780
Circumference
427218210.62598
Area
1.452411400965E+16
Volume
1.3167346804261E+24
Surface area
5.80964560386E+16
Circumference
427218210.62598
Perimeter
271975560
Area
4623169077332100
Diagonal
96157881.396504
Surface area
27739014463992600
Volume
3.1434724969552E+23
Space diagonal
117768872.08425
Perimeter
203981670
Area
2.0018909334801E+15
Altitude
58884436.042125
Surface area
2.0018909334801E+15
Volume
3.7046178651174E+22
Height
32052627.132168