121693668 is an even 9-digits composite number following 121693667
and preceding 121693669 . In scientific notation, it is written as 1.21693668 × 10^8.
The sum of its digits is 42. It has a total of 5 prime factors and 24 positive divisors.
There are 40185024 positive integers (up to 121693668) that are relatively prime to 121693668.
121693668 has 24 divisors, whose sum is 286608672
The reverse of 121693668 is 866396121
Previous prime number is 107
Is Prime? no
Number parity even
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-one million six hundred ninety-three thousand six hundred sixty-eight
Scientific notation
1.21693668 × 10^8
Engineering notation
1.21693668 × 10^6
Prime Factorization
2 × 2 × 3 × 107 × 94777
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
60846834
Product of the distinct prime numbers
The prime factorization of 121693668 is 2 × 2 × 3 × 107 × 94777.
Since it has a total of 5 prime factors.
7 , 9 , 97 , 75 , 701 , 809 , 7989 , 6505 , 36549 , 33377 , 103040 , 523848 , 5627826 , 1592508 , 23392067 , 62702002 , 594660347 , 854565495 , 655870862 , 1967414891
n×2
243387336
n×3
365081004
n×4
486774672
n×5
608468340
n÷2
60846834
n÷3
40564556
n÷3
30423417
n÷5
24338733.6
n2
14809348831294224
n3
1.8022039799717E+24
n4
2.1931681280696E+32
n5
2.6689467404548E+40
2 √n
11031.485303439
3 √n
495.5521071599
4 √n
105.03087785713
5 √n
41.405076968612
1 , 2 , 3 , 4 , 6 , 12 , 107 , 214 , 321 , 428 , 642 , 1284 , 94777 , 189554 , 284331 , 379108 , 568662 , 1137324 , 10141139 , 20282278 , 30423417 , 40564556 , 60846834 , 121693668
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121693667
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121693668 can be divided by 24 positive divisors.
The sum of these divisors (counting 121693668) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111010000001110010111100100
3
Ternary
22110222200022220
4
Quaternary
13100032113210
5
Quinary
222123144133
6
Senary
20024152340
8
Octal
720162744
10
Decimal
121693668
12
Duodecimal
349086b0
16
Hexadecimal
740e5e4
20
Vigesimal
1i0be38
36
Base36
20gbfo
md5
af46bdd16ea2bb11321f3c80c8a58776
sha1
e2df3c6fc987da55c5a29a33d015e44d44bbdd7d
sha256
de7c844afd027965da2a679ef6bb032f29134bc62cb649d7a79f00081b77253b
sha512
e8fce54d67f571776f4ae484acb85bab6106b2c5890119d2cbd0f98027146423a184f1ec9ef80873611273244316682951bd23158d9174c0f31847a06084a247
ripemd-160
35cec062afa87bbade2eae7aace9fcddf5a677ef
Diameter
243387336
Circumference
764623866.75439
Area
4.6524941492843E+16
Volume
7.5490543783325E+24
Surface area
1.8609976597137E+17
Circumference
764623866.75439
Perimeter
486774672
Area
14809348831294224
Diagonal
172100835.74053
Surface area
88856092987765344
Volume
1.8022039799717E+24
Space diagonal
210779615.93542
Perimeter
365081004
Area
6.4126361507031E+15
Altitude
105389807.96771
Surface area
6.4126361507031E+15
Volume
2.1239177588656E+23
Height
57366945.246843