121356739 is an odd 9-digits composite number following 121356738
and preceding 121356740 . In scientific notation, it is written as 1.21356739 × 10^8.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 104020056 positive integers (up to 121356739) that are relatively prime to 121356739.
121356739 has 4 divisors, whose sum is 138693424
The reverse of 121356739 is 937653121
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-one million three hundred fifty-six thousand seven hundred thirty-nine
Scientific notation
1.21356739 × 10^8
Engineering notation
1.21356739 × 10^6
Prime Factorization
7 × 17336677
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121356739
Product of the distinct prime numbers
The prime factorization of 121356739 is 7 × 17336677.
Since it has a total of 2 prime factors.
7 , 6 , 42 , 19 , 605 , 664 , 7821 , 6939 , 21156 , 35062 , 454018 , 310507 , 5513429 , 7572696 , 25957137 , 97958206 , 692985317 , 798906587 , 4751450832 , 9233957153
n×2
242713478
n×3
364070217
n×4
485426956
n×5
606783695
n÷2
60678369.5
n÷3
40452246.333333
n÷3
30339184.75
n÷5
24271347.8
n2
14727458100714121
n3
1.7872762888618E+24
n4
2.1689802210829E+32
n5
2.6322036658612E+40
2 √n
11016.203474882
3 √n
495.09434517724
4 √n
104.95810342647
5 √n
41.382124177549
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121356738
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121356739 can be divided by 4 positive divisors.
The sum of these divisors (counting 121356739) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001110111100000111000011
3
Ternary
22110100120011001
4
Quaternary
13032330013003
5
Quinary
222031403424
6
Senary
20013032431
8
Octal
716740703
10
Decimal
121356739
12
Duodecimal
34785717
16
Hexadecimal
73bc1c3
20
Vigesimal
1hi9bgj
36
Base36
2093gj
md5
67a360c4af5232a8fd10cdc08144f78e
sha1
535cb02ecd4482843ab885bb9a4ed549f5a8eb06
sha256
f675bea64d36e39e78ab434b51e42a51cd78f985c4fbdd9963230930d7deaf41
sha512
752c3a9370266f7c61b47a0bf73237f20eae8435ee4b3e8617d6c991093e21367ad59a592f7caa3f2ce7f1663d9a8dadc2d903109b01d858553e291840ae4d64
ripemd-160
a8f8c36dcac8f1a5e419820480575a1bd3bd6bd5
Diameter
242713478
Circumference
762506879.41203
Area
4.6267674175255E+16
Volume
7.4865254120313E+24
Surface area
1.8507069670102E+17
Circumference
762506879.41203
Perimeter
485426956
Area
14727458100714121
Diagonal
171624346.17917
Surface area
88364748604284726
Volume
1.7872762888618E+24
Space diagonal
210196037.78888
Perimeter
364070217
Area
6.3771764241947E+15
Altitude
105098018.89444
Surface area
6.3771764241947E+15
Volume
2.1063253061802E+23
Height
57208115.393057