157490639 is an odd 9-digits composite number following 157490638
and preceding 157490640 . In scientific notation, it is written as 1.57490639 × 10^8.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 145731096 positive integers (up to 157490639) that are relatively prime to 157490639.
157490639 has 8 divisors, whose sum is 169635840
The reverse of 157490639 is 936094751
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred fifty-seven million four hundred ninety thousand six hundred thirty-nine
Scientific notation
1.57490639 × 10^8
Engineering notation
1.57490639 × 10^6
Prime Factorization
43 × 19 × 192767
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157490639
Product of the distinct prime numbers
The prime factorization of 157490639 is 43 × 19 × 192767.
Since it has a total of 3 prime factors.
6 , 6 , 53 , 59 , 221 , 557 , 4076 , 3816 , 95576 , 95966 , 854670 , 867547 , 4319119 , 1807105 , 50695415 , 38608509 , 455499547 , 728968629 , 6872164163 , 3979967255
n×2
314981278
n×3
472471917
n×4
629962556
n×5
787453195
n÷2
78745319.5
n÷3
52496879.666667
n÷3
39372659.75
n÷5
31498127.8
n2
24803301372628321
n3
3.9062877824848E+24
n4
6.1520375898143E+32
n5
9.6888833117187E+40
2 √n
12549.527441302
3 √n
540.03044981473
4 √n
112.0246733595
5 √n
43.596432164125
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
-157490638
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 157490639 can be divided by 8 positive divisors.
The sum of these divisors (counting 157490639) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011000110001110111001111
3
Ternary
101222100100112122
4
Quaternary
21120301313033
5
Quinary
310304200024
6
Senary
23343323155
8
Octal
1130616717
10
Decimal
157490639
12
Duodecimal
448b04bb
16
Hexadecimal
9631dcf
20
Vigesimal
29466bj
36
Base36
2lrkjz
md5
b8612651d7b0380e963563be9f6aca07
sha1
1fa00a109570eea1077ad9ade402afa1e6eb9858
sha256
dbe2e3eea06c3e4850ab1c913d12fd4e7ff57404f904b7fb7d0eb05177558f93
sha512
21ed53f42a5549b5eda57be806873a4e3f7e6c5fbcd3cf288cf5ec5cac91f3cae5ebb3c89878f283c7498da96863b240c61bb26222eba56d228e05da20e56730
ripemd-160
e30d9ef773b5b317aaa424ed7446a27b9c3956a0
Diameter
314981278
Circumference
989542868.98312
Area
7.7921869377023E+16
Volume
1.6362620000349E+25
Surface area
3.1168747750809E+17
Circumference
989542868.98312
Perimeter
629962556
Area
24803301372628321
Diagonal
222725397.62061
Surface area
148819808235769926
Volume
3.9062877824848E+24
Space diagonal
272781788.46449
Perimeter
472471917
Area
1.0740144543209E+16
Altitude
136390894.23224
Surface area
1.0740144543209E+16
Volume
4.6036043004353E+23
Height
74241799.206868