121837982 is an even 9-digits composite number following 121837981
and preceding 121837983 . In scientific notation, it is written as 1.21837982 × 10^8.
The sum of its digits is 41. It has a total of 4 prime factors and 16 positive divisors.
There are 52046520 positive integers (up to 121837982) that are relatively prime to 121837982.
121837982 has 16 divisors, whose sum is 209544192
The reverse of 121837982 is 289738121
Previous prime number is 311
Is Prime? no
Number parity even
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-one million eight hundred thirty-seven thousand nine hundred eighty-two
Scientific notation
1.21837982 × 10^8
Engineering notation
1.21837982 × 10^6
Prime Factorization
2 × 7 × 311 × 27983
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
121837982
Product of the distinct prime numbers
The prime factorization of 121837982 is 2 × 7 × 311 × 27983.
Since it has a total of 4 prime factors.
6 , 5 , 71 , 12 , 821 , 358 , 7305 , 2079 , 96053 , 78791 , 2534 , 129798 , 7160987 , 6102743 , 86350993 , 90404024 , 952486417 , 205138840 , 4724288050 , 1712066199
n×2
243675964
n×3
365513946
n×4
487351928
n×5
609189910
n÷2
60918991
n÷3
40612660.666667
n÷3
30459495.5
n÷5
24367596.4
n2
14844493857832324
n3
1.8086231754497E+24
n4
2.2035899789522E+32
n5
2.6848095619096E+40
2 √n
11038.02437033
3 √n
495.74791810375
4 √n
105.06200250485
5 √n
41.414892598269
1 , 2 , 7 , 14 , 311 , 622 , 2177 , 4354 , 27983 , 55966 , 195881 , 391762 , 8702713 , 17405426 , 60918991 , 121837982
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
-121837981
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 121837982 can be divided by 16 positive divisors.
The sum of these divisors (counting 121837982) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111010000110001100110011110
3
Ternary
22111021000021212
4
Quaternary
13100301212132
5
Quinary
222142303412
6
Senary
20031224422
8
Octal
720614636
10
Decimal
121837982
12
Duodecimal
34978112
16
Hexadecimal
743199e
20
Vigesimal
1i19ej2
36
Base36
20jese
md5
c562a4a3eeafaf824fc4b672b4098043
sha1
a04a47d04754373028d122ac1a8a36726b740e64
sha256
9af1496f815bec9f29819bddfc05d06a26c6998179aab3e0296115385aea4526
sha512
d117a9029e5f7bd226cf727aa9c4e070a824e3275f512abbf7d6a36be78e681c8bc7f04af5754694b035d092e4f1e02539c783f97ba8c10b50a07af44991fa07
ripemd-160
0a5179cfde62712695aa243c8794776c36f24fd1
Diameter
243675964
Circumference
765530618.35881
Area
4.6635352850025E+16
Volume
7.5759430414733E+24
Surface area
1.865414114001E+17
Circumference
765530618.35881
Perimeter
487351928
Area
14844493857832324
Diagonal
172304926.55657
Surface area
89066963146993944
Volume
1.8086231754497E+24
Space diagonal
211029575.11566
Perimeter
365513946
Area
6.4278543936024E+15
Altitude
105514787.55783
Surface area
6.4278543936024E+15
Volume
2.131482853286E+23
Height
57434975.518856