68660761 is an odd 8-digits composite number following 68660760
and preceding 68660762 . In scientific notation, it is written as 6.8660761 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 63379152 positive integers (up to 68660761) that are relatively prime to 68660761.
68660761 has 4 divisors, whose sum is 73942372
The reverse of 68660761 is 16706686
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
sixty-eight million six hundred sixty thousand seven hundred sixty-one
Scientific notation
6.8660761 × 10^7
Engineering notation
6.8660761 × 10^6
Prime Factorization
13 × 5281597
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68660761
Product of the distinct prime numbers
The prime factorization of 68660761 is 13 × 5281597.
Since it has a total of 2 prime factors.
8 , 9 , 27 , 45 , 591 , 159 , 9970 , 9710 , 695 , 330 , 151575 , 277178 , 1010278 , 1502983 , 78058175 , 47963122 , 492927302 , 549786672 , 2109715632 , 7107946094
n×2
137321522
n×3
205982283
n×4
274643044
n×5
343303805
n÷2
34330380.5
n÷3
22886920.333333
n÷3
17165190.25
n÷5
13732152.2
n2
4714300101099121
n3
3.2368743252384E+23
n4
2.2224625443223E+31
n5
1.5259596958717E+39
2 √n
8286.1789143127
3 √n
409.48330907285
4 √n
91.028451125528
5 √n
36.926804106857
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
-68660760
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 68660761 can be divided by 4 positive divisors.
The sum of these divisors (counting 68660761) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000101111010111000011001
3
Ternary
11210012022212011
4
Quaternary
10011322320121
5
Quinary
120034121021
6
Senary
10451345521
8
Octal
405727031
10
Decimal
68660761
12
Duodecimal
1abb22a1
16
Hexadecimal
417ae19
20
Vigesimal
1192bi1
36
Base36
14vmzd
md5
879fcade4b67da4c9c459e89258221b4
sha1
0f3ef861a89e43d155d4a108c79a75121e5496fa
sha256
fc1d0b91de6321b004da524fd144daad7e81027011c29885510cc54dbec0e909
sha512
d01b2e21f1f426a7ca5bc142080dce6812db40db05dcc46a39903ca82461bdd4c33387ec79b858c3437a6fe0ef649152afa441580d5c52999d7ce14886c3b439
ripemd-160
3ac211064bdd84a5bec178858116bfd358bd2e52
Diameter
137321522
Circumference
431408284.69497
Area
1.4810410564431E+16
Volume
1.3558587467683E+24
Surface area
5.9241642257722E+16
Circumference
431408284.69497
Perimeter
274643044
Area
4714300101099121
Diagonal
97100979.409058
Surface area
28285800606594726
Volume
3.2368743252384E+23
Space diagonal
118923926.53834
Perimeter
205982283
Area
2.0413518243077E+15
Altitude
59461963.269172
Surface area
2.0413518243077E+15
Volume
3.8146929753745E+22
Height
32366993.136353