121900542 is an even 9-digits composite number following 121900541
and preceding 121900543 . In scientific notation, it is written as 1.21900542 × 10^8.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 38494872 positive integers (up to 121900542) that are relatively prime to 121900542.
121900542 has 16 divisors, whose sum is 256632960
The reverse of 121900542 is 245009121
Previous prime number is 19
Is Prime? no
Number parity even
Number length 9
Sum of Digits 24
Digital Root 6
Name
one hundred twenty-one million nine hundred thousand five hundred forty-two
Scientific notation
1.21900542 × 10^8
Engineering notation
1.21900542 × 10^6
Prime Factorization
2 × 3 × 19 × 1069303
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
121900542
Product of the distinct prime numbers
The prime factorization of 121900542 is 2 × 3 × 19 × 1069303.
Since it has a total of 4 prime factors.
9 , 6 , 52 , 7 , 359 , 993 , 2558 , 6215 , 22831 , 55733 , 970868 , 827709 , 1118024 , 9160436 , 60082293 , 44471641 , 424786777 , 62681594 , 9202587013 , 9342432883
n×2
243801084
n×3
365701626
n×4
487602168
n×5
609502710
n÷2
60950271
n÷3
40633514
n÷3
30475135.5
n÷5
24380108.4
n2
14859742139893764
n3
1.8114106208333E+24
n4
2.2081193646413E+32
n5
2.6917094735048E+40
2 √n
11040.857847106
3 √n
495.83275394482
4 √n
105.07548642336
5 √n
41.419144775892
1 , 2 , 3 , 6 , 19 , 38 , 57 , 114 , 1069303 , 2138606 , 3207909 , 6415818 , 20316757 , 40633514 , 60950271 , 121900542
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
-121900541
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 121900542 can be divided by 16 positive divisors.
The sum of these divisors (counting 121900542) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111010001000000110111111110
3
Ternary
22111101012002220
4
Quaternary
13101000313332
5
Quinary
222201304132
6
Senary
20032430210
8
Octal
721006776
10
Decimal
121900542
12
Duodecimal
349a8366
16
Hexadecimal
7440dfe
20
Vigesimal
1i1hb72
36
Base36
20kr26
md5
93da95e5fd73cf21d10a46feab03494d
sha1
626171d8ad98a58c21bb7022967acfe1b8657db2
sha256
6a8449a4e60f592c7fd5c53c8c30d45e5d0474723577b83edda1441127a7d82a
sha512
ba765f3cdda1cbcee900af96bc4c4a62977ed74604a0217e90c71727949fd56dc1a2441f63767f63f61f24ae6855fdae8d3c9c253f03d348c42c9acc5b6678c8
ripemd-160
ba3eb4857a2c3fc55034d4bc470db32fb0a44e5a
Diameter
243801084
Circumference
765923694.43163
Area
4.6683256740929E+16
Volume
7.5876190653925E+24
Surface area
1.8673302696372E+17
Circumference
765923694.43163
Perimeter
487602168
Area
14859742139893764
Diagonal
172393399.75703
Surface area
89158452839362584
Volume
1.8114106208333E+24
Space diagonal
211137932.21418
Perimeter
365701626
Area
6.4344570934171E+15
Altitude
105568966.10709
Surface area
6.4344570934171E+15
Volume
2.1347678891743E+23
Height
57464466.585677