157400989 is an odd 9-digits composite number following 157400988
and preceding 157400990 . In scientific notation, it is written as 1.57400989 × 10^8.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 157353856 positive integers (up to 157400989) that are relatively prime to 157400989.
157400989 has 4 divisors, whose sum is 157448124
The reverse of 157400989 is 989004751
Previous prime number is 3617
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred fifty-seven million four hundred thousand nine hundred eighty-nine
Scientific notation
1.57400989 × 10^8
Engineering notation
1.57400989 × 10^6
Prime Factorization
3617 × 43517
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157400989
Product of the distinct prime numbers
The prime factorization of 157400989 is 3617 × 43517.
Since it has a total of 2 prime factors.
6 , 6 , 25 , 98 , 873 , 182 , 8875 , 6854 , 91592 , 14102 , 532451 , 162565 , 1887155 , 4771978 , 56752258 , 28520920 , 644283064 , 814216697 , 9022176431 , 7867156178
n×2
314801978
n×3
472202967
n×4
629603956
n×5
787004945
n÷2
78700494.5
n÷3
52466996.333333
n÷3
39350247.25
n÷5
31480197.8
n2
24775071338178121
n3
3.8996207311748E+24
n4
6.1380415981181E+32
n5
9.6613381806694E+40
2 √n
12545.955085206
3 √n
539.92796135491
4 √n
112.0087277189
5 √n
43.591467665404
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
-157400988
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 157400989 can be divided by 4 positive divisors.
The sum of these divisors (counting 157400989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011000011011111110011101
3
Ternary
101222011210120021
4
Quaternary
21120123332131
5
Quinary
310243312424
6
Senary
23341352141
8
Octal
1130337635
10
Decimal
157400989
12
Duodecimal
44868651
16
Hexadecimal
961bf9d
20
Vigesimal
293f299
36
Base36
2lpndp
md5
94a83824fb41e3f8e89ecb98719bc24f
sha1
2abf90b4e8722f75f35cdf7a2dbb7560c930e060
sha256
e7e1d07e77ba8cc364a5040e94311a9cc374d7f3d42f2b889fbb1eb9dbd8b9f8
sha512
8b8b20086961b0335d0624613d83e5f279621c238e43b97f15fa04dbaf7f1071f229676c097b22e326d1a617aa52ee866f8daac88a56e3c0ccd333a6103045d0
ripemd-160
14af6b6550fb9a398265640703ba02c86125b3a7
Diameter
314801978
Circumference
988979581.42034
Area
7.7833182108183E+16
Volume
1.6334693121127E+25
Surface area
3.1133272843273E+17
Circumference
988979581.42034
Perimeter
629603956
Area
24775071338178121
Diagonal
222598613.37474
Surface area
148650428029068726
Volume
3.8996207311748E+24
Space diagonal
272626510.10959
Perimeter
472202967
Area
1.0727920579717E+16
Altitude
136313255.05479
Surface area
1.0727920579717E+16
Volume
4.5957471051156E+23
Height
74199537.791579