121497685 is an odd 9-digits composite number following 121497684
and preceding 121497686 . In scientific notation, it is written as 1.21497685 × 10^8.
The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors.
There are 90780480 positive integers (up to 121497685) that are relatively prime to 121497685.
121497685 has 16 divisors, whose sum is 155640960
The reverse of 121497685 is 586794121
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred twenty-one million four hundred ninety-seven thousand six hundred eighty-five
Scientific notation
1.21497685 × 10^8
Engineering notation
1.21497685 × 10^6
Prime Factorization
5 × 19 × 71 × 18013
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
121497685
Product of the distinct prime numbers
The prime factorization of 121497685 is 5 × 19 × 71 × 18013.
Since it has a total of 4 prime factors.
3 , 5 , 24 , 99 , 979 , 995 , 1986 , 4996 , 93195 , 55376 , 449436 , 298500 , 7199980 , 8385655 , 74015659 , 30962395 , 874260856 , 383648124 , 2075360264 , 8153458382
n×2
242995370
n×3
364493055
n×4
485990740
n×5
607488425
n÷2
60748842.5
n÷3
40499228.333333
n÷3
30374421.25
n÷5
24299537
n2
14761687460359225
n3
1.7935108531272E+24
n4
2.1790741667733E+32
n5
2.6475246670626E+40
2 √n
11022.598831492
3 √n
495.28594165101
4 √n
104.98856524161
5 √n
41.391732110577
1 , 5 , 19 , 71 , 95 , 355 , 1349 , 6745 , 18013 , 90065 , 342247 , 1278923 , 1711235 , 6394615 , 24299537 , 121497685
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
-121497684
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 121497685 can be divided by 16 positive divisors.
The sum of these divisors (counting 121497685) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111001111011110100001010101
3
Ternary
22110121201111021
4
Quaternary
13033132201111
5
Quinary
222100411220
6
Senary
20020041141
8
Octal
717364125
10
Decimal
121497685
12
Duodecimal
348331b1
16
Hexadecimal
73de855
20
Vigesimal
1hj7445
36
Base36
20c47p
md5
cfd955728e80405962413dfa081d0b91
sha1
fa45a76c1b9aa6d7b4002035bda0fe69f1017b8f
sha256
334595de789aeec2fbe8cc861672a6b56dd9b011801f1728ac09029b8ff99865
sha512
a56025adf5b5e28a48b8aaabf6bb4c3493ee70e8c0ec6695d56b93b087196394fd627c407328141484331026d20a2c27a61904928462aead46033c4a77ba9bf6
ripemd-160
8f7ba4b8c5f78258eb29001a0ea872454ab6911b
Diameter
242995370
Circumference
763392469.24833
Area
4.6375208880053E+16
Volume
7.5126406937572E+24
Surface area
1.8550083552021E+17
Circumference
763392469.24833
Perimeter
485990740
Area
14761687460359225
Diagonal
171823673.92393
Surface area
88570124762155350
Volume
1.7935108531272E+24
Space diagonal
210440163.422
Perimeter
364493055
Area
6.3919981716986E+15
Altitude
105220081.711
Surface area
6.3919981716986E+15
Volume
2.1136728106298E+23
Height
57274557.974645