121517870 is an even 9-digits composite number following 121517869
and preceding 121517871 . In scientific notation, it is written as 1.21517870 × 10^8.
The sum of its digits is 32. It has a total of 5 prime factors and 32 positive divisors.
There are 44881408 positive integers (up to 121517870) that are relatively prime to 121517870.
121517870 has 32 divisors, whose sum is 235986048
The reverse of 121517870 is 078715121
Previous prime number is 17
Is Prime? no Number parity even Number length 9 Sum of Digits 32 Digital Root 5
Name
one hundred twenty-one million five hundred seventeen thousand eight hundred seventy
Scientific notation
1.21517870 × 10^8
Engineering notation
1.21517870 × 10^6
Prime Factorization
2 × 5 × 53 × 17 × 13487
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
121517870 Product of the distinct prime numbers
The prime factorization of 121517870 is 2 × 5 × 53 × 17 × 13487.
Since it has a total of 5 prime factors.
4 , 5 , 12 , 15 , 963 , 162 , 4953 , 8519 , 97667 , 45748 , 927179 , 478757 , 3490911 , 484060 , 16301296 , 25019443 , 418391993 , 303189534 , 3708707127 , 9831741830
n×2
243035740
n×3
364553610
n×4
486071480
n×5
607589350
n÷2
60758935
n÷3
40505956.666667
n÷3
30379467.5
n÷5
24303574
n2
14766592729336900
n3
1.7944048956265E+24
n4
2.1805226083411E+32
n5
2.6497246285245E+40
2 √n11023.514412382
3 √n495.31336821789
4 √n104.99292553492
5 √n41.393107341054
1 , 2 , 5 , 10 , 17 , 34 , 53 , 85 , 106 , 170 , 265 , 530 , 901 , 1802 , 4505 , 9010 , 13487 , 26974 , 67435 , 134870 , 229279 , 458558 , 714811 , 1146395 , 1429622 , 2292790 , 3574055 , 7148110 , 12151787 , 24303574 , 60758935 , 121517870
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-121517869 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121517870 can be divided by 32 positive divisors.
The sum of these divisors (counting 121517870) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111001111100011011100101110
3
Ternary
22110122202011212
4
Quaternary
13033203130232
5
Quinary
222102032440
6
Senary
20020314422
8
Octal
717433456
10
Decimal
121517870
12
Duodecimal
34842a12
16
Hexadecimal
73e372e
20
Vigesimal
1hj9eda
36
Base36
20cjse
md5
1f2f3c86458ec52ccdc4a6f5472db569
sha1
82e568dc123d5dd28163dc42966c8bf9fa1128d7
sha256
f8e2e9783222607c739f5062953321a8c0b34e595a7c9cb9c01e93fc3b12b74e
sha512
5914e5f78602bc12a52c790309b37fe730a4dee50c2e5416ca76a8c15a0feb5be31c4aeb45171f471c14623c346734686f03586a16e04e7d53a3a86123590dd5
ripemd-160
b584db76c009d17c4c6bc584c9e994425d9b8ab0
Diameter
243035740
Circumference
763519295.34376
Area
4.6390619237037E+16
Volume
7.5163856502211E+24
Surface area
1.8556247694815E+17
Circumference
763519295.34376
Perimeter
486071480
Area
14766592729336900
Diagonal
171852219.82469
Surface area
88599556376021400
Volume
1.7944048956265E+24
Space diagonal
210475124.86755
Perimeter
364553610
Area
6.3941222154722E+15
Altitude
105237562.43377
Surface area
6.3941222154722E+15
Volume
2.1147264498197E+23
Height
57284073.274897