121363921 is an odd 9-digits composite number following 121363920
and preceding 121363922 . In scientific notation, it is written as 1.21363921 × 10^8.
The sum of its digits is 28. It has a total of 4 prime factors and 16 positive divisors.
There are 101606400 positive integers (up to 121363921) that are relatively prime to 121363921.
121363921 has 16 divisors, whose sum is 141965568
The reverse of 121363921 is 129363121
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 28
Digital Root 1
Name
one hundred twenty-one million three hundred sixty-three thousand nine hundred twenty-one
Scientific notation
1.21363921 × 10^8
Engineering notation
1.21363921 × 10^6
Prime Factorization
7 × 113 × 71 × 2161
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
121363921
Product of the distinct prime numbers
The prime factorization of 121363921 is 7 × 113 × 71 × 2161.
Since it has a total of 4 prime factors.
7 , 1 , 22 , 46 , 859 , 185 , 7834 , 7276 , 51430 , 34082 , 87649 , 453256 , 7061317 , 9755147 , 17238114 , 54600462 , 179653446 , 154609332 , 8682815541 , 3230503330
n×2
242727842
n×3
364091763
n×4
485455684
n×5
606819605
n÷2
60681960.5
n÷3
40454640.333333
n÷3
30340980.25
n÷5
24272784.2
n2
14729201320494241
n3
1.7875936254536E+24
n4
2.1694937153965E+32
n5
2.6329826388538E+40
2 √n
11016.52944443
3 √n
495.10411169281
4 √n
104.95965627054
5 √n
41.382613972155
1 , 7 , 71 , 113 , 497 , 791 , 2161 , 8023 , 15127 , 56161 , 153431 , 244193 , 1074017 , 1709351 , 17337703 , 121363921
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
-121363920
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 121363921 can be divided by 16 positive divisors.
The sum of these divisors (counting 121363921) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111001110111101110111010001
3
Ternary
22110100221000001
4
Quaternary
13032331313101
5
Quinary
222032121141
6
Senary
20013130001
8
Octal
716756721
10
Decimal
121363921
12
Duodecimal
34789901
16
Hexadecimal
73bddd1
20
Vigesimal
1hia9g1
36
Base36
209901
md5
a9473086e326d5d91f2fa6370cc751a7
sha1
32c289beea78faeb131a9647ddef4c3793c47520
sha256
46f2eb8f500eb0e0de9b7177d32d240d43227a1a6811115de98e41fbb48aad5d
sha512
41c4f6125da3172a157460ac287d604b3013bc4334ed97ac28a8b045f779cfdc695dd9bc140dbdfac6ba09788fcef9979bf2cea5a47cc8b442badd0d583c8440
ripemd-160
51bef27fd284ce07ec87fd1e710a6e99c4b14868
Diameter
242727842
Circumference
762552005.2489
Area
4.627315066171E+16
Volume
7.4878546684385E+24
Surface area
1.8509260264684E+17
Circumference
762552005.2489
Perimeter
485455684
Area
14729201320494241
Diagonal
171634503.06098
Surface area
88375207922965446
Volume
1.7875936254536E+24
Space diagonal
210208477.37778
Perimeter
364091763
Area
6.3779312605017E+15
Altitude
105104238.68889
Surface area
6.3779312605017E+15
Volume
2.1066992909401E+23
Height
57211501.020326