121686069 is an odd 9-digits composite number following 121686068
and preceding 121686070 . In scientific notation, it is written as 1.21686069 × 10^8.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 81124044 positive integers (up to 121686069) that are relatively prime to 121686069.
121686069 has 4 divisors, whose sum is 162248096
The reverse of 121686069 is 960686121
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred twenty-one million six hundred eighty-six thousand sixty-nine
Scientific notation
1.21686069 × 10^8
Engineering notation
1.21686069 × 10^6
Prime Factorization
3 × 40562023
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121686069
Product of the distinct prime numbers
The prime factorization of 121686069 is 3 × 40562023.
Since it has a total of 2 prime factors.
10 , 9 , 93 , 29 , 558 , 546 , 5944 , 1129 , 69301 , 90623 , 633908 , 619923 , 1753521 , 9485324 , 83272874 , 39754031 , 245038183 , 96778917 , 6555848099 , 1202662308
n×2
243372138
n×3
365058207
n×4
486744276
n×5
608430345
n÷2
60843034.5
n÷3
40562023
n÷3
30421517.25
n÷5
24337213.8
n2
14807499388672761
n3
1.8018663923275E+24
n4
2.1926203814554E+32
n5
2.6681135502859E+40
2 √n
11031.140874814
3 √n
495.54179224676
4 √n
105.0292381902
5 √n
41.404559858652
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121686068
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121686069 can be divided by 4 positive divisors.
The sum of these divisors (counting 121686069) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010000001100100000110101
3
Ternary
22110222021220110
4
Quaternary
13100030200311
5
Quinary
222122423234
6
Senary
20024053233
8
Octal
720144065
10
Decimal
121686069
12
Duodecimal
34904219
16
Hexadecimal
740c835
20
Vigesimal
1i0af39
36
Base36
20g5kl
md5
8805ccec62a9aed428600a65d1519c20
sha1
76d7765757e374fc4f6943fc805e88673cc8db9a
sha256
034d7d9c665165efa167a2c7134224597ecd2db2abe05721be8b2e266e188078
sha512
654bd979d4c659b0a94a8f4edc1b8042d66eb0e8fc6ff16d3b98ca46479ed4ce19d64c29d9e796efc637c2654caf70eb36475949d34551bc8f02c11a97818005
ripemd-160
223be2f65cb1c2eaeb5344e5ec6814944167fa34
Diameter
243372138
Circumference
764576120.82924
Area
4.651913129749E+16
Volume
7.5476402945152E+24
Surface area
1.8607652518996E+17
Circumference
764576120.82924
Perimeter
486744276
Area
14807499388672761
Diagonal
172090089.13167
Surface area
88844996332036566
Volume
1.8018663923275E+24
Space diagonal
210766454.08133
Perimeter
365058207
Area
6.4118353185566E+15
Altitude
105383227.04067
Surface area
6.4118353185566E+15
Volume
2.1235199080115E+23
Height
57363363.043889