121514985 is an odd 9-digits composite number following 121514984
and preceding 121514986 . In scientific notation, it is written as 1.21514985 × 10^8.
The sum of its digits is 36. It has a total of 5 prime factors and 32 positive divisors.
There are 64346400 positive integers (up to 121514985) that are relatively prime to 121514985.
121514985 has 32 divisors, whose sum is 203062272
The reverse of 121514985 is 589415121
Previous prime number is 151
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-one million five hundred fourteen thousand nine hundred eighty-five
Scientific notation
1.21514985 × 10^8
Engineering notation
1.21514985 × 10^6
Prime Factorization
27 × 3 × 5 × 151 × 1987
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
121514985
Product of the distinct prime numbers
The prime factorization of 121514985 is 27 × 3 × 5 × 151 × 1987.
Since it has a total of 5 prime factors.
5 , 10 , 51 , 41 , 72 , 354 , 3385 , 9849 , 6360 , 37765 , 898988 , 865105 , 3898924 , 5831577 , 51090686 , 51326354 , 563265403 , 533253744 , 6899238522 , 32038252
n×2
243029970
n×3
364544955
n×4
486059940
n×5
607574925
n÷2
60757492.5
n÷3
40504995
n÷3
30378746.25
n÷5
24302997
n2
14765891579550225
n3
1.7942770938007E+24
n4
2.1803155413903E+32
n5
2.6494101030731E+40
2 √n
11023.383554971
3 √n
495.30944838185
4 √n
104.99230236056
5 √n
41.39291079342
1 , 3 , 5 , 15 , 27 , 81 , 135 , 151 , 405 , 453 , 755 , 1987 , 2265 , 4077 , 5961 , 9935 , 12231 , 20385 , 29805 , 53649 , 61155 , 160947 , 268245 , 300037 , 804735 , 900111 , 1500185 , 4500555 , 8100999 , 24302997 , 40504995 , 121514985
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
-121514984
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 121514985 can be divided by 32 positive divisors.
The sum of these divisors (counting 121514985) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111001111100010101111101001
3
Ternary
22110122121020000
4
Quaternary
13033202233221
5
Quinary
222101434420
6
Senary
20020253213
8
Octal
717425751
10
Decimal
121514985
12
Duodecimal
34841209
16
Hexadecimal
73e2be9
20
Vigesimal
1hj9795
36
Base36
20chk9
md5
57c2224d12a343c7f058083c66a49ea1
sha1
2797ce98cbd1a2b979bb5afd3644b87d7e86a85c
sha256
2abf29be34ffe6d5c28c6e999de9df8751ad6b2fa52359d555f6589697e4538b
sha512
d1fc46b6ce65345470dfe62ec62beaf17f666f8358e6eb334fee2244c98b8fbba6988c4b2b4f40cf1ead76cf4a136a51a0f67ab9eb8faae89ee75038e6fcf1e9
ripemd-160
adbfe25c9c4257b914db1e882e064e74b993b4a3
Diameter
243029970
Circumference
763501168.35415
Area
4.6388416510018E+16
Volume
7.5158503151848E+24
Surface area
1.8555366604007E+17
Circumference
763501168.35415
Perimeter
486059940
Area
14765891579550225
Diagonal
171848139.81856
Surface area
88595349477301350
Volume
1.7942770938007E+24
Space diagonal
210470127.90097
Perimeter
364544955
Area
6.3938186087086E+15
Altitude
105235063.95049
Surface area
6.3938186087086E+15
Volume
2.1145758339236E+23
Height
57282713.272854