68157029 is an odd 8-digits composite number following 68157028
and preceding 68157030 . In scientific notation, it is written as 6.8157029 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 64147776 positive integers (up to 68157029) that are relatively prime to 68157029.
68157029 has 4 divisors, whose sum is 72166284
The reverse of 68157029 is 92075186
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-eight million one hundred fifty-seven thousand twenty-nine
Scientific notation
6.8157029 × 10^7
Engineering notation
6.8157029 × 10^6
Prime Factorization
17 × 4009237
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68157029
Product of the distinct prime numbers
The prime factorization of 68157029 is 17 × 4009237.
Since it has a total of 2 prime factors.
9 , 6 , 65 , 68 , 388 , 398 , 6244 , 7682 , 88989 , 87969 , 591367 , 656347 , 3346818 , 3898327 , 17519510 , 65029041 , 184191449 , 116382982 , 6249931938 , 4249190959
n×2
136314058
n×3
204471087
n×4
272628116
n×5
340785145
n÷2
34078514.5
n÷3
22719009.666667
n÷3
17039257.25
n÷5
13631405.8
n2
4645380602106841
n3
3.1661534041383E+23
n4
2.1579560938431E+31
n5
1.4707987606879E+39
2 √n
8255.7270424839
3 √n
408.47945405878
4 √n
90.861031484811
5 √n
36.872461447334
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
-68157028
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 68157029 can be divided by 4 positive divisors.
The sum of these divisors (counting 68157029) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000011111111111001100101
3
Ternary
11202020201212102
4
Quaternary
10003333321211
5
Quinary
114422011104
6
Senary
10432501445
8
Octal
403777145
10
Decimal
68157029
12
Duodecimal
1a9aa885
16
Hexadecimal
40ffe65
20
Vigesimal
115jcb9
36
Base36
14kuat
md5
467240fe91550c0706456673e3389dfb
sha1
0aec661a387e93f66739be6a15dbee265378e12e
sha256
c1c3d3ecfe2dc4411bb9d4f3832c781563cbcf2758d5287acdf6baa368ebe027
sha512
4fcf7ec82954ff2e308fc9ae3db24440a7b50359d931768c1b31070de84f3f432f90bf284acac9cc6e40ea63276e213bb31a6074bed65252f436b2ded9c1f14b
ripemd-160
c12eac572e99c821fc4c060d4f4eeab2b3d29f5b
Diameter
136314058
Circumference
428243243.19381
Area
1.4593893572707E+16
Volume
1.3262352366106E+24
Surface area
5.837557429083E+16
Circumference
428243243.19381
Perimeter
272628116
Area
4645380602106841
Diagonal
96388594.782856
Surface area
27872283612641046
Volume
3.1661534041383E+23
Space diagonal
118051437.12095
Perimeter
204471087
Area
2.011508805836E+15
Altitude
59025718.560473
Surface area
2.011508805836E+15
Volume
3.7313475705718E+22
Height
32129531.594285