121031857 is an odd 9-digits composite number following 121031856
and preceding 121031858 . In scientific notation, it is written as 1.21031857 × 10^8.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 113912320 positive integers (up to 121031857) that are relatively prime to 121031857.
121031857 has 4 divisors, whose sum is 128151396
The reverse of 121031857 is 758130121
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 28
Digital Root 1
Name
one hundred twenty-one million thirty-one thousand eight hundred fifty-seven
Scientific notation
1.21031857 × 10^8
Engineering notation
1.21031857 × 10^6
Prime Factorization
17 × 7119521
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121031857
Product of the distinct prime numbers
The prime factorization of 121031857 is 17 × 7119521.
Since it has a total of 2 prime factors.
3 , 1 , 16 , 79 , 566 , 810 , 2884 , 1802 , 91685 , 93232 , 191748 , 261905 , 2625084 , 2501869 , 44339214 , 24210035 , 814337243 , 609318026 , 2267258634 , 5037143109
n×2
242063714
n×3
363095571
n×4
484127428
n×5
605159285
n÷2
60515928.5
n÷3
40343952.333333
n÷3
30257964.25
n÷5
24206371.4
n2
14648710408868449
n3
1.7729606234406E+24
n4
2.1458471664289E+32
n5
2.5971586739108E+40
2 √n
11001.447950156
3 √n
494.65214754292
4 √n
104.8877874214
5 √n
41.359943741335
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
-121031856
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 121031857 can be divided by 4 positive divisors.
The sum of these divisors (counting 121031857) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001101101100110010110001
3
Ternary
22102202001111101
4
Quaternary
13031230302301
5
Quinary
221441004412
6
Senary
20002044401
8
Octal
715546261
10
Decimal
121031857
12
Duodecimal
34649701
16
Hexadecimal
736ccb1
20
Vigesimal
1hg8jch
36
Base36
2024s1
md5
2b16ed2b09a4de69987bebda5953f007
sha1
1628c621cbfb380a0195f3a5012dcd6b302b22b8
sha256
542858f53f889c95da700e66bd4cea64b0cf51a70efabd2fbffbe03e93eeb43d
sha512
eb8ae0997e91b2de3475a63a83fa073ce7d05232d42b9c35ff388e45407a6b92fe01808937861aa6103233dffe7477f4261d9268160bbd08a2b4c65d61f8da14
ripemd-160
1ffe0b1fcfb65e6e70b22ca4ac375a87c80c3d20
Diameter
242063714
Circumference
760465585.60306
Area
4.6020281005065E+16
Volume
7.4265600929399E+24
Surface area
1.8408112402026E+17
Circumference
760465585.60306
Perimeter
484127428
Area
14648710408868449
Diagonal
171164893.6486
Surface area
87892262453210694
Volume
1.7729606234406E+24
Space diagonal
209633325.65841
Perimeter
363095571
Area
6.3430776733808E+15
Altitude
104816662.82921
Surface area
6.3430776733808E+15
Volume
2.0894541326859E+23
Height
57054964.549534