157445289 is an odd 9-digits composite number following 157445288
and preceding 157445290 . In scientific notation, it is written as 1.57445289 × 10^8.
The sum of its digits is 45. It has a total of 6 prime factors and 24 positive divisors.
There are 102396960 positive integers (up to 157445289) that are relatively prime to 157445289.
157445289 has 24 divisors, whose sum is 241611552
The reverse of 157445289 is 982544751
Previous prime number is 41
Is Prime? no Number parity odd Number length 9 Sum of Digits 45 Digital Root 9
Name
one hundred fifty-seven million four hundred forty-five thousand two hundred eighty-nine
Scientific notation
1.57445289 × 10^8
Engineering notation
1.57445289 × 10^6
Prime Factorization
3 × 9 × 3 × 3 × 41 × 15803
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
6 Total number of prime factors
rad Radical
17493921 Product of the distinct prime numbers
The prime factorization of 157445289 is 3 × 9 × 3 × 3 × 41 × 15803.
Since it has a total of 6 prime factors.
7 , 4 , 84 , 13 , 130 , 604 , 6379 , 9132 , 69007 , 63500 , 155856 , 781356 , 1887637 , 3362551 , 99156038 , 18155328 , 892444638 , 448581788 , 5275208294 , 8036185605
n×2
314890578
n×3
472335867
n×4
629781156
n×5
787226445
n÷2
78722644.5
n÷3
52481763
n÷3
39361322.25
n÷5
31489057.8
n2
24789019028293521
n3
3.9029142649362E+24
n4
6.144954643851E+32
n5
9.6749415979301E+40
2 √n12547.720470269
3 √n539.97861026386
4 √n112.0166080109
5 √n43.59392112477
1 , 3 , 9 , 27 , 41 , 81 , 123 , 243 , 369 , 1107 , 3321 , 9963 , 15803 , 47409 , 142227 , 426681 , 647923 , 1280043 , 1943769 , 3840129 , 5831307 , 17493921 , 52481763 , 157445289
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-157445288 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157445289 can be divided by 24 positive divisors.
The sum of these divisors (counting 157445289) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001011000100110110010101001
3
Ternary
101222021001100000
4
Quaternary
21120212302221
5
Quinary
310301222124
6
Senary
23342333213
8
Octal
1130466251
10
Decimal
157445289
12
Duodecimal
4488a209
16
Hexadecimal
9626ca9
20
Vigesimal
2940d49
36
Base36
2lqlk9
md5
e0676f3fd92dee2e4611eae4d0501c92
sha1
7abfd2ab8c3aab3c35de550c19165c7f81bd1867
sha256
0d2611c89d02701a3628f15af8005f29e58526a7679ed2acc124529f086bf3ef
sha512
e610b916f033f4c25067e065b4a9178f6c1be300a853a863261cde1efdc1261f9c7b668371f285071951a0ff376d0cb433b8080d7e4e1d50afbf0a5d8e379e2f
ripemd-160
39a271bb37bb63ba8909ee7dd2c67a61412aecc5
Diameter
314890578
Circumference
989257926.52944
Area
7.7877000068985E+16
Volume
1.6348489043086E+25
Surface area
3.1150800027594E+17
Circumference
989257926.52944
Perimeter
629781156
Area
24789019028293521
Diagonal
222661263.03555
Surface area
148734114169761126
Volume
3.9029142649362E+24
Space diagonal
272703239.96037
Perimeter
472335867
Area
1.0733960106699E+16
Altitude
136351619.98018
Surface area
1.0733960106699E+16
Volume
4.5996285718768E+23
Height
74220421.011851