121749495 is an odd 9-digits composite number following 121749494
and preceding 121749496 . In scientific notation, it is written as 1.21749495 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 52382208 positive integers (up to 121749495) that are relatively prime to 121749495.
121749495 has 8 divisors, whose sum is 130140864
The reverse of 121749495 is 594947121
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-one million seven hundred forty-nine thousand four hundred ninety-five
Scientific notation
1.21749495 × 10^8
Engineering notation
1.21749495 × 10^6
Prime Factorization
105 × 17 × 68207
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121749495
Product of the distinct prime numbers
The prime factorization of 121749495 is 105 × 17 × 68207.
Since it has a total of 3 prime factors.
9 , 1 , 48 , 38 , 547 , 502 , 3416 , 2712 , 22931 , 47951 , 689842 , 906780 , 2881423 , 4231997 , 8956280 , 60328822 , 535271352 , 516186312 , 8231776738 , 4298326719
n×2
243498990
n×3
365248485
n×4
486997980
n×5
608747475
n÷2
60874747.5
n÷3
40583165
n÷3
30437373.75
n÷5
24349899
n2
14822939532755025
n3
1.8046854025285E+24
n4
2.1971953639171E+32
n5
2.6750742597325E+40
2 √n
11034.015361599
3 √n
495.62787379194
4 √n
105.04292152068
5 √n
41.408875189542
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121749494
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121749495 can be divided by 8 positive divisors.
The sum of these divisors (counting 121749495) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010000011011111111110111
3
Ternary
22111002111220120
4
Quaternary
13100123333313
5
Quinary
222131440440
6
Senary
20025303023
8
Octal
720337767
10
Decimal
121749495
12
Duodecimal
34934a73
16
Hexadecimal
741bff7
20
Vigesimal
1i0idef
36
Base36
20hiif
md5
a127afece77d0ad865db12844d939fe4
sha1
f01d92c5e977fac756573fd87407014cdbe0acbc
sha256
06182a5186c93c59d0919eeb7f153c92ba9aa0410bcd6935a962f5d8962631f1
sha512
29c42106c8490a70645f130e231334052fd055ba9366d6d454570c69792e90560afe47175a5171ef4f28627ceb17d1794f4acd99030b4c95f318f1b848364b82
ripemd-160
78b340cedd536b540e1639f9e44831ba92f2057c
Diameter
243498990
Circumference
764974638.14053
Area
4.6567637940709E+16
Volume
7.5594485368322E+24
Surface area
1.8627055176284E+17
Circumference
764974638.14053
Perimeter
486997980
Area
14822939532755025
Diagonal
172179787.04108
Surface area
88937637196530150
Volume
1.8046854025285E+24
Space diagonal
210876311.13585
Perimeter
365248485
Area
6.4185210970632E+15
Altitude
105438155.56793
Surface area
6.4185210970632E+15
Volume
2.1268421433937E+23
Height
57393262.347025