68706961 is an odd 8-digits prime number following 68706960
and preceding 68706962 . In scientific notation, it is written as 6.8706961 × 10^7.
The sum of its digits is 43. It has a total of 1 prime factors and 2 positive divisors.
There are 68706960 positive integers (up to 68706961) that are relatively prime to 68706961.
68706961 has 2 divisors, whose sum is 68706962
The reverse of 68706961 is 16960786
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
sixty-eight million seven hundred six thousand nine hundred sixty-one
Scientific notation
6.8706961 × 10^7
Engineering notation
6.8706961 × 10^6
Prime Factorization
68706961
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
68706961
Product of the distinct prime numbers
The prime factorization of 68706961 is 68706961.
Since it has a total of 1 prime factors.
7 , 6 , 7 , 53 , 905 , 637 , 3384 , 3484 , 39797 , 31818 , 957022 , 743026 , 5537248 , 3089968 , 42935915 , 64198998 , 208945570 , 251790915 , 5104480727 , 8836269620
n×2
137413922
n×3
206120883
n×4
274827844
n×5
343534805
n÷2
34353480.5
n÷3
22902320.333333
n÷3
17176740.25
n÷5
13741392.2
n2
4720646489855521
n3
3.2434127427329E+23
n4
2.2284503282185E+31
n5
1.5311004979135E+39
2 √n
8288.9662202231
3 √n
409.57513195694
4 √n
91.04375991919
5 √n
36.931772182761
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
68706962
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
34353481
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8288.9662805443
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999708909
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68706961 can be divided by 2 positive divisors.
The sum of these divisors (counting 68706961) is 68706962, the average is 34353481.
Base
System
Value
2
Binary
100000110000110001010010001
3
Ternary
11210021200020021
4
Quaternary
10012012022101
5
Quinary
120042110321
6
Senary
10452343441
8
Octal
406061221
10
Decimal
68706961
12
Duodecimal
1b014b81
16
Hexadecimal
4186291
20
Vigesimal
1198781
36
Base36
14wmmp
md5
da298d53c0a103b01d0816339e3e4560
sha1
22deff238d0e8b4c85b2c9647c93765d83850613
sha256
842fdcc5ef893e0f254cc5a997d429820d818774b7de8efd03646d6bc7cbd38f
sha512
7e02d1d342c17fcac2e71e9f4e66c6f7bdd56800fdae8bccc092a7b738d18d3794fb5ea904cb289c876e0fd968ea6d5c30ae765b53e9f49d4044ecfb01f794d1
ripemd-160
da41bceeca4ccce099a2048df9098d9033a5a4de
Diameter
137413922
Circumference
431698567.85616
Area
1.4830348332725E+16
Volume
1.3585975526839E+24
Surface area
5.9321393330898E+16
Circumference
431698567.85616
Perimeter
274827844
Area
4720646489855521
Diagonal
97166316.075639
Surface area
28323878939133126
Volume
3.2434127427329E+23
Space diagonal
119003947.28565
Perimeter
206120883
Area
2.0440998912504E+15
Altitude
59501973.642827
Surface area
2.0440998912504E+15
Volume
3.8223985742888E+22
Height
32388772.025213