67888945 is an odd 8-digits composite number following 67888944
and preceding 67888946 . In scientific notation, it is written as 6.7888945 × 10^7.
The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors.
There are 54311152 positive integers (up to 67888945) that are relatively prime to 67888945.
67888945 has 4 divisors, whose sum is 81466740
The reverse of 67888945 is 54988876
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
sixty-seven million eight hundred eighty-eight thousand nine hundred forty-five
Scientific notation
6.7888945 × 10^7
Engineering notation
6.7888945 × 10^6
Prime Factorization
5 × 13577789
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
67888945
Product of the distinct prime numbers
The prime factorization of 67888945 is 5 × 13577789.
Since it has a total of 2 prime factors.
6 , 5 , 27 , 55 , 153 , 128 , 9824 , 5095 , 48855 , 33196 , 856091 , 317340 , 9127333 , 8100096 , 81418922 , 85824161 , 314818191 , 974524839 , 6256198087 , 2020909217
n×2
135777890
n×3
203666835
n×4
271555780
n×5
339444725
n÷2
33944472.5
n÷3
22629648.333333
n÷3
16972236.25
n÷5
13577789
n2
4608908853213025
n3
3.1289395964579E+23
n4
2.1242040817225E+31
n5
1.4420997407284E+39
2 √n
8239.4748012237
3 √n
407.94318901732
4 √n
90.771552819282
5 √n
36.843409400449
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-67888944
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 67888945 can be divided by 4 positive divisors.
The sum of these divisors (counting 67888945) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000010111110011100110001
3
Ternary
11201202010010101
4
Quaternary
10002332130301
5
Quinary
114334421240
6
Senary
10423032401
8
Octal
402763461
10
Decimal
67888945
12
Duodecimal
1a89b701
16
Hexadecimal
40be731
20
Vigesimal
1146275
36
Base36
14f3g1
md5
fe5f887e3891a94b7972542e297c0238
sha1
2a5522afee14fa725f0cf431229580579a8b40e6
sha256
9b051168f792eb098080efb13873abc83870bad6482059d4aacf48267ff62740
sha512
b46b9f6acfe52061748901d573e796cfd9a42bec8c6b68b11fd3da66d64cf1ce682c208344729854205f1057a67ec9384edf92e540646b2d41f65c1502097705
ripemd-160
f6dbb756bf9caf1d779db1f5d4015d28b67e3144
Diameter
135777890
Circumference
426558821.74392
Area
1.4479314194319E+16
Volume
1.3106471533011E+24
Surface area
5.7917256777276E+16
Circumference
426558821.74392
Perimeter
271555780
Area
4608908853213025
Diagonal
96009466.754201
Surface area
27653453119278150
Volume
3.1289395964579E+23
Space diagonal
117587102.01225
Perimeter
203666835
Area
1.9957160753047E+15
Altitude
58793551.006125
Surface area
1.9957160753047E+15
Volume
3.6874906776308E+22
Height
32003155.584734