68908047 is an odd 8-digits composite number following 68908046
and preceding 68908048 . In scientific notation, it is written as 6.8908047 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 41684832 positive integers (up to 68908047) that are relatively prime to 68908047.
68908047 has 8 divisors, whose sum is 74630416
The reverse of 68908047 is 74080986
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixty-eight million nine hundred eight thousand forty-seven
Scientific notation
6.8908047 × 10^7
Engineering notation
6.8908047 × 10^6
Prime Factorization
177 × 13 × 29947
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68908047
Product of the distinct prime numbers
The prime factorization of 68908047 is 177 × 13 × 29947.
Since it has a total of 3 prime factors.
7 , 2 , 41 , 31 , 576 , 814 , 9355 , 8266 , 41533 , 48334 , 167017 , 321849 , 9800900 , 1501959 , 51927221 , 69295750 , 676275821 , 210614477 , 1996288307 , 7212649108
n×2
137816094
n×3
206724141
n×4
275632188
n×5
344540235
n÷2
34454023.5
n÷3
22969349
n÷3
17227011.75
n÷5
13781609.4
n2
4748318941354209
n3
3.2719738478183E+23
n4
2.2546532768823E+31
n5
1.5536375397211E+39
2 √n
8301.0870974831
3 √n
409.97431328268
4 √n
91.110301818637
5 √n
36.953364706721
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
-68908046
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 68908047 can be divided by 8 positive divisors.
The sum of these divisors (counting 68908047) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110110111010000001111
3
Ternary
11210122220001220
4
Quaternary
10012313100033
5
Quinary
120120024142
6
Senary
10500534423
8
Octal
406672017
10
Decimal
68908047
12
Duodecimal
1b0b1413
16
Hexadecimal
41b740f
20
Vigesimal
11ada27
36
Base36
150xsf
md5
9c6de9f0640e2f42c264862067c9d466
sha1
8f35c349c075068b016d958d6a03173ce897f115
sha256
251251149aed4a71fbaae4cdfa768f0325d1a8b6814bca19e6fbe461392c12bc
sha512
6086689afd9b494e85435f6a0a6c355a255fe43a618485b3b2c374c08265821814a15178f9293a64493905132e236f60dd8cb6c60e3d656a75575c37832e8e5b
ripemd-160
33127b9334d5a8a3bc302fd6e53f15469b3967da
Diameter
137816094
Circumference
432962028.45684
Area
1.491728390306E+16
Volume
1.3705612004058E+24
Surface area
5.9669135612239E+16
Circumference
432962028.45684
Perimeter
275632188
Area
4748318941354209
Diagonal
97450694.624043
Surface area
28489913648125254
Volume
3.2719738478183E+23
Space diagonal
119352238.45434
Perimeter
206724141
Area
2.0560824142418E+15
Altitude
59676119.227172
Surface area
2.0560824142418E+15
Volume
3.8560581594289E+22
Height
32483564.874681