68928131 is an odd 8-digits prime number following 68928130
and preceding 68928132 . In scientific notation, it is written as 6.8928131 × 10^7.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 68928130 positive integers (up to 68928131) that are relatively prime to 68928131.
68928131 has 2 divisors, whose sum is 68928132
The reverse of 68928131 is 13182986
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 38 Digital Root 2
Name
sixty-eight million nine hundred twenty-eight thousand one hundred thirty-one
Scientific notation
6.8928131 × 10^7
Engineering notation
6.8928131 × 10^6
Prime Factorization
68928131
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
68928131 Product of the distinct prime numbers
The prime factorization of 68928131 is 68928131.
Since it has a total of 1 prime factors.
6 , 2 , 24 , 53 , 807 , 72 , 7599 , 1608 , 5824 , 53395 , 949031 , 947257 , 6155950 , 9906830 , 58122288 , 95993749 , 7325097 , 595649280 , 1477768330 , 6089460647
n×2
137856262
n×3
206784393
n×4
275712524
n×5
344640655
n÷2
34464065.5
n÷3
22976043.666667
n÷3
17232032.75
n÷5
13785626.2
n2
4751087243153161
n3
3.2748356388849E+23
n4
2.2572829992053E+31
n5
1.5559029827329E+39
2 √n8302.2967304235
3 √n410.01413990497
4 √n91.116939865337
5 √n36.955518547669
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
68928132 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
34464066 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8302.2967906478 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999709843 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68928131 can be divided by 2 positive divisors.
The sum of these divisors (counting 68928131) is 68928132, the average is 34464066.
Base
System
Value
2
Binary
100000110111100001010000011
3
Ternary
11210200220121202
4
Quaternary
10012330022003
5
Quinary
120121200011
6
Senary
10501211415
8
Octal
406741203
10
Decimal
68928131
12
Duodecimal
1b100b6b
16
Hexadecimal
41bc283
20
Vigesimal
11ag06b
36
Base36
151dab
md5
71bf5ef94836172bdc3288bc8f7ead10
sha1
f38eb16fa5688313ccb87ae22d8ccd65bdd49f31
sha256
444b0d80f80daff4cbb01bb0e3d7d4ce3281bdc42fa21432d7d2cb6e59e5ec8e
sha512
7b14c9e38ed0fbcdbe9111962ccfc8ecb32167f4d25232fba9788a566fc53faae2ff9b7ad52ea15285699e7bca491df2e07a477ddb21340ca75f8509b416d5ae
ripemd-160
317d6730ae7aa7de2415fcbec81278928f273f14
Diameter
137856262
Circumference
433088219.95055
Area
1.4925980779654E+16
Volume
1.3717599446446E+24
Surface area
5.9703923118617E+16
Circumference
433088219.95055
Perimeter
275712524
Area
4751087243153161
Diagonal
97479097.689229
Surface area
28506523458918966
Volume
3.2748356388849E+23
Space diagonal
119387024.96276
Perimeter
206784393
Area
2.0572811240834E+15
Altitude
59693512.481382
Surface area
2.0572811240834E+15
Volume
3.8594308125448E+22
Height
32493032.563076