121539198 is an even 9-digits composite number following 121539197
and preceding 121539199 . In scientific notation, it is written as 1.21539198 × 10^8.
The sum of its digits is 39. It has a total of 5 prime factors and 32 positive divisors.
There are 36768800 positive integers (up to 121539198) that are relatively prime to 121539198.
121539198 has 32 divisors, whose sum is 265617792
The reverse of 121539198 is 891935121
Previous prime number is 821
Is Prime? no
Number parity even
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred twenty-one million five hundred thirty-nine thousand one hundred ninety-eight
Scientific notation
1.21539198 × 10^8
Engineering notation
1.21539198 × 10^6
Prime Factorization
2 × 3 × 11 × 821 × 2243
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
121539198
Product of the distinct prime numbers
The prime factorization of 121539198 is 2 × 3 × 11 × 821 × 2243.
Since it has a total of 5 prime factors.
9 , 9 , 94 , 51 , 591 , 975 , 2251 , 1988 , 3486 , 59306 , 428454 , 903424 , 8783726 , 6555861 , 58959615 , 93937686 , 638816228 , 131169025 , 3025351083 , 2545996607
n×2
243078396
n×3
364617594
n×4
486156792
n×5
607695990
n÷2
60769599
n÷3
40513066
n÷3
30384799.5
n÷5
24307839.6
n2
14771776650483204
n3
1.7953498871349E+24
n4
2.1820538541176E+32
n5
2.6520507542226E+40
2 √n
11024.481756527
3 √n
495.34234454741
4 √n
104.99753214494
5 √n
41.394560247067
1 , 2 , 3 , 6 , 11 , 22 , 33 , 66 , 821 , 1642 , 2243 , 2463 , 4486 , 4926 , 6729 , 9031 , 13458 , 18062 , 24673 , 27093 , 49346 , 54186 , 74019 , 148038 , 1841503 , 3683006 , 5524509 , 11049018 , 20256533 , 40513066 , 60769599 , 121539198
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
-121539197
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 121539198 can be divided by 32 positive divisors.
The sum of these divisors (counting 121539198) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111001111101000101001111110
3
Ternary
22110200211102210
4
Quaternary
13033220221332
5
Quinary
222103223243
6
Senary
20021001250
8
Octal
717505176
10
Decimal
121539198
12
Duodecimal
34853226
16
Hexadecimal
73e8a7e
20
Vigesimal
1hjc7ji
36
Base36
20d08u
md5
1739e588e6ef0be911e5e789cca5822d
sha1
99f1efcee280f28a173427b9f9e5560fe5e49e7d
sha256
abf767fb18349f0a4ae0bb20e3c3025a9b9f8d0f7823525bc7ed851f30dae1da
sha512
2e61985856ef4b807a3d148a83cd9647a99269f4f3d43b0c007af4260823605ce07b070c2a1e2d65c9314dfe32a2f94c22c8083177ca26212fecde663b52a14c
ripemd-160
692a1e6f44f0f1556b88809950304cf3e94ff8d5
Diameter
243078396
Circumference
763653303.11999
Area
4.6406905005627E+16
Volume
7.5203440213948E+24
Surface area
1.8562762002251E+17
Circumference
763653303.11999
Perimeter
486156792
Area
14771776650483204
Diagonal
171882382.17155
Surface area
88630659902899224
Volume
1.7953498871349E+24
Space diagonal
210512066.04717
Perimeter
364617594
Area
6.3963669191741E+15
Altitude
105256033.02359
Surface area
6.3963669191741E+15
Volume
2.1158401329926E+23
Height
57294127.390516