68549897 is an odd 8-digits composite number following 68549896
and preceding 68549898 . In scientific notation, it is written as 6.8549897 × 10^7.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 61235280 positive integers (up to 68549897) that are relatively prime to 68549897.
68549897 has 8 divisors, whose sum is 76204800
The reverse of 68549897 is 79894586
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
sixty-eight million five hundred forty-nine thousand eight hundred ninety-seven
Scientific notation
6.8549897 × 10^7
Engineering notation
6.8549897 × 10^6
Prime Factorization
13 × 31 × 170099
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68549897
Product of the distinct prime numbers
The prime factorization of 68549897 is 13 × 31 × 170099.
Since it has a total of 3 prime factors.
3 , 4 , 9 , 43 , 603 , 565 , 3456 , 62 , 19907 , 79703 , 363369 , 37920 , 1469441 , 6668229 , 98463798 , 74397471 , 149309162 , 770924375 , 2951478111 , 5828771992
n×2
137099794
n×3
205649691
n×4
274199588
n×5
342749485
n÷2
34274948.5
n÷3
22849965.666667
n÷3
17137474.25
n÷5
13709979.4
n2
4699088378710609
n3
3.2212202435451E+23
n4
2.2081431590933E+31
n5
1.513679861171E+39
2 √n
8279.4865178947
3 √n
409.26279781113
4 √n
90.99168378426
5 √n
36.914871527629
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
-68549896
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 68549897 can be divided by 8 positive divisors.
The sum of these divisors (counting 68549897) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000101011111110100001001
3
Ternary
11202222200210002
4
Quaternary
10011133310021
5
Quinary
120022044042
6
Senary
10445132345
8
Octal
405376411
10
Decimal
68549897
12
Duodecimal
1ab5a0b5
16
Hexadecimal
415fd09
20
Vigesimal
1188eeh
36
Base36
14t9ft
md5
156f1034c16ed3d27597fcb446a67805
sha1
99b7ded73fe266bf9f9af7679377b0556a4e99bb
sha256
04ed54c822ee7cfe8fdbd0417e085bc2bb02a26ea6babd5ec90935bb770df21c
sha512
19459aec014932bc737eaad23ea4ce70ec6e0f5c20cebaf329e0a9b580e954580be2e73f2a6f0cf3d6b7736606829cf1ad9898ed930cddddce0f13627fbd5bcd
ripemd-160
849da2b095aaf6defd071085315d404898d96bf6
Diameter
137099794
Circumference
430711705.63907
Area
1.4762621529126E+16
Volume
1.3493015803621E+24
Surface area
5.9050486116506E+16
Circumference
430711705.63907
Perimeter
274199588
Area
4699088378710609
Diagonal
96944194.036679
Surface area
28194530272263654
Volume
3.2212202435451E+23
Space diagonal
118731904.45761
Perimeter
205649691
Area
2.0347649552958E+15
Altitude
59365952.228807
Surface area
2.0347649552958E+15
Volume
3.7962444631769E+22
Height
32314731.34556