68102912 is an even 8-digits composite number following 68102911
and preceding 68102913 . In scientific notation, it is written as 6.8102912 × 10^7.
The sum of its digits is 29. It has a total of 9 prime factors and 18 positive divisors.
There are 34051328 positive integers (up to 68102912) that are relatively prime to 68102912.
68102912 has 18 divisors, whose sum is 135940308
The reverse of 68102912 is 21920186
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
sixty-eight million one hundred two thousand nine hundred twelve
Scientific notation
6.8102912 × 10^7
Engineering notation
6.8102912 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 266027
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
9
Total number of prime factors
rad
Radical
532054
Product of the distinct prime numbers
The prime factorization of 68102912 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 266027.
Since it has a total of 9 prime factors.
1 , 6 , 45 , 35 , 221 , 63 , 7118 , 1232 , 70439 , 95353 , 677322 , 126028 , 8040271 , 3460413 , 39045560 , 88675840 , 724648986 , 794696918 , 4297970817 , 5079753707
n×2
136205824
n×3
204308736
n×4
272411648
n×5
340514560
n÷2
34051456
n÷3
22700970.666667
n÷3
17025728
n÷5
13620582.4
n2
4638006622879744
n3
3.158617568934E+23
n4
2.1511105433876E+31
n5
1.464968920386E+39
2 √n
8252.4488486752
3 √n
408.37131389973
4 √n
90.842990091009
5 √n
36.866604205377
1 , 2 , 4 , 8 , 16 , 32 , 64 , 128 , 256 , 266027 , 532054 , 1064108 , 2128216 , 4256432 , 8512864 , 17025728 , 34051456 , 68102912
18 divisors
τ
Total Divisors
18
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68102911
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.055555555555556
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
18
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68102912 can be divided by 18 positive divisors.
The sum of these divisors (counting 68102912) is 1, the average is 0.055555555555556.
Base
System
Value
2
Binary
100000011110010101100000000
3
Ternary
11202010222122002
4
Quaternary
10003302230000
5
Quinary
114413243122
6
Senary
10431403132
8
Octal
403625400
10
Decimal
68102912
12
Duodecimal
1a9834a8
16
Hexadecimal
40f2b00
20
Vigesimal
115ch5c
36
Base36
14jojk
md5
0eff917f2eb0bbaada4e93b5833a70e6
sha1
586d1a2654547bee5abd3764d6a6236e90d27e93
sha256
2d8941552e84d934832b7f784fee99c18d60e19ea77278f8e44b3312507249db
sha512
0ae4f0ab830f41d2919146aa695181b2671e67028150de89dca49e224501dbb4ca47cd57cf90c331af48083b67e776b7a393713e13af9276b52a6d5d5a3c6036
ripemd-160
cf42b95db77102f0d33c2e9954563d668530bc9a
Diameter
136205824
Circumference
427903216.05454
Area
1.457072753374E+16
Volume
1.3230786333417E+24
Surface area
5.8282910134959E+16
Circumference
427903216.05454
Perimeter
272411648
Area
4638006622879744
Diagonal
96312061.787501
Surface area
27828039737278464
Volume
3.158617568934E+23
Space diagonal
117957703.72739
Perimeter
204308736
Area
2.0083157791672E+15
Altitude
58978851.863696
Surface area
2.0083157791672E+15
Volume
3.7224665036136E+22
Height
32104020.595834