121691698 is an even 9-digits composite number following 121691697
and preceding 121691699 . In scientific notation, it is written as 1.21691698 × 10^8.
The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors.
There are 59707296 positive integers (up to 121691698) that are relatively prime to 121691698.
121691698 has 16 divisors, whose sum is 185974560
The reverse of 121691698 is 896196121
Previous prime number is 283
Is Prime? no
Number parity even
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred twenty-one million six hundred ninety-one thousand six hundred ninety-eight
Scientific notation
1.21691698 × 10^8
Engineering notation
1.21691698 × 10^6
Prime Factorization
2 × 67 × 283 × 3209
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
121691698
Product of the distinct prime numbers
The prime factorization of 121691698 is 2 × 67 × 283 × 3209.
Since it has a total of 4 prime factors.
1 , 4 , 20 , 99 , 661 , 862 , 5398 , 5489 , 98579 , 84199 , 628317 , 811133 , 9049858 , 4722100 , 44131996 , 1692404 , 773223889 , 927953237 , 401502728 , 6368601827
n×2
243383396
n×3
365075094
n×4
486766792
n×5
608458490
n÷2
60845849
n÷3
40563899.333333
n÷3
30422924.5
n÷5
24338339.6
n2
14808869362123204
n3
1.8021164581369E+24
n4
2.1930261178443E+32
n5
2.6687307203882E+40
2 √n
11031.396013198
3 √n
495.54943311522
4 √n
105.03045278965
5 √n
41.404942913108
1 , 2 , 67 , 134 , 283 , 566 , 3209 , 6418 , 18961 , 37922 , 215003 , 430006 , 908147 , 1816294 , 60845849 , 121691698
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121691697
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121691698 can be divided by 16 positive divisors.
The sum of these divisors (counting 121691698) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111010000001101111000110010
3
Ternary
22110222120121221
4
Quaternary
13100031320302
5
Quinary
222123113243
6
Senary
20024135254
8
Octal
720157062
10
Decimal
121691698
12
Duodecimal
3490752a
16
Hexadecimal
740de32
20
Vigesimal
1i0b94i
36
Base36
20g9wy
md5
2462d62ed1c7bfd3636f4ff319400402
sha1
a67d1f986315e1f8c74078590fa8aa49dd0d3e0e
sha256
be25f4092aff313c9902eca4e1ec8becbed05a15888a56ef3276343d953f8b73
sha512
11d7c216117f2a6ecb390549d343091762789febcd6470a03a8e2df1ede3eb624b857f72d7635788caf729e9027065f4c592213075d8da103f7b35ee2113b4f6
ripemd-160
d1478fabac03362b28aceecbe9d4cb105bcb616b
Diameter
243383396
Circumference
764611488.87934
Area
4.6523435196017E+16
Volume
7.5486877677284E+24
Surface area
1.8609374078407E+17
Circumference
764611488.87934
Perimeter
486766792
Area
14808869362123204
Diagonal
172098049.73981
Surface area
88853216172739224
Volume
1.8021164581369E+24
Space diagonal
210776203.79533
Perimeter
365075094
Area
6.4124285344619E+15
Altitude
105388101.89766
Surface area
6.4124285344619E+15
Volume
2.1238146133942E+23
Height
57366016.579937