68291251 is an odd 8-digits composite number following 68291250
and preceding 68291252 . In scientific notation, it is written as 6.8291251 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 57951600 positive integers (up to 68291251) that are relatively prime to 68291251.
68291251 has 8 divisors, whose sum is 70380000
The reverse of 68291251 is 15219286
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
sixty-eight million two hundred ninety-one thousand two hundred fifty-one
Scientific notation
6.8291251 × 10^7
Engineering notation
6.8291251 × 10^6
Prime Factorization
49 × 101 × 13799
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68291251
Product of the distinct prime numbers
The prime factorization of 68291251 is 49 × 101 × 13799.
Since it has a total of 3 prime factors.
2 , 9 , 82 , 66 , 457 , 130 , 383 , 3973 , 22812 , 8677 , 38026 , 908096 , 4150401 , 1295130 , 52222550 , 57594461 , 149330348 , 42197357 , 2009802979 , 4674997275
n×2
136582502
n×3
204873753
n×4
273165004
n×5
341456255
n÷2
34145625.5
n÷3
22763750.333333
n÷3
17072812.75
n÷5
13658250.2
n2
4663694963145001
n3
3.1848956331557E+23
n4
2.1750050709264E+31
n5
1.4853381722491E+39
2 √n
8263.8520678918
3 √n
408.74741848881
4 √n
90.905731765889
5 √n
36.886972647957
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
-68291250
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 68291251 can be divided by 8 positive divisors.
The sum of these divisors (counting 68291251) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000100100000101010110011
3
Ternary
11202111112222121
4
Quaternary
10010200222303
5
Quinary
114440310001
6
Senary
10435415111
8
Octal
404405263
10
Decimal
68291251
12
Duodecimal
1aa54497
16
Hexadecimal
4120ab3
20
Vigesimal
116g82b
36
Base36
14npv7
md5
30d43a58471b5516ce43705af0c0fcff
sha1
9a46fb49473800cabf439891de7102e12deaf7e3
sha256
1b5683da2db56901851462aaf88082e10bf74dfb0380bb2d512d1f3392974455
sha512
8f486f3bb86d699e2fb705bfb85a9a599b826abf44553b6d85cd2699b7ab4a99972c9e60208a038327d5ea93aa677b1ebbf3c4b2f2b226ac03972f69ff2ee316
ripemd-160
b546b61392ddea67a48f894b543903a238f7d32c
Diameter
136582502
Circumference
429086584.89211
Area
1.46514298348E+16
Volume
1.334085963143E+24
Surface area
5.86057193392E+16
Circumference
429086584.89211
Perimeter
273165004
Area
4663694963145001
Diagonal
96578413.355625
Surface area
27982169778870006
Volume
3.1848956331557E+23
Space diagonal
118283916.44444
Perimeter
204873753
Area
2.0194391567926E+15
Altitude
59141958.222219
Surface area
2.0194391567926E+15
Volume
3.753435499293E+22
Height
32192804.451875