157445393 is an odd 9-digits composite number following 157445392
and preceding 157445394 . In scientific notation, it is written as 1.57445393 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 134953188 positive integers (up to 157445393) that are relatively prime to 157445393.
157445393 has 4 divisors, whose sum is 179937600
The reverse of 157445393 is 393544751
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred fifty-seven million four hundred forty-five thousand three hundred ninety-three
Scientific notation
1.57445393 × 10^8
Engineering notation
1.57445393 × 10^6
Prime Factorization
7 × 22492199
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157445393
Product of the distinct prime numbers
The prime factorization of 157445393 is 7 × 22492199.
Since it has a total of 2 prime factors.
1 , 9 , 57 , 10 , 885 , 585 , 1851 , 9970 , 66914 , 94575 , 338155 , 112686 , 7665506 , 9437395 , 52780735 , 26147738 , 637250591 , 595205760 , 8296652843 , 2026231141
n×2
314890786
n×3
472336179
n×4
629781572
n×5
787226965
n÷2
78722696.5
n÷3
52481797.666667
n÷3
39361348.25
n÷5
31489078.6
n2
24789051776924449
n3
3.9029219991152E+24
n4
6.1449708799904E+32
n5
9.6749735517365E+40
2 √n
12547.724614447
3 √n
539.97872915757
4 √n
112.01662650896
5 √n
43.593926883935
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
-157445392
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 157445393 can be divided by 4 positive divisors.
The sum of these divisors (counting 157445393) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011000100110110100010001
3
Ternary
101222021001110212
4
Quaternary
21120212310101
5
Quinary
310301223033
6
Senary
23342333505
8
Octal
1130466421
10
Decimal
157445393
12
Duodecimal
4488a295
16
Hexadecimal
9626d11
20
Vigesimal
2940d9d
36
Base36
2lqln5
md5
d936d68802b1fde6aa794797a6c38d03
sha1
59a3a895492d9dad099aa003b87d12f998754ed6
sha256
b1b73101f08aac30261049062da4edfe18c5791face1247eb48f78cdbfb7c19f
sha512
738e1a38d5a4e230ae3000e698785b06241f01384cacb5622af623b007bd4d65a5f8664f3c860ef27f8bccdcfa32ac5eaf9ef26c43a837fcd49671edb14589d7
ripemd-160
95279a303ce7b0d41e2db92c7b78daf68567f475
Diameter
314890786
Circumference
989258579.98072
Area
7.7877102951843E+16
Volume
1.6348521439939E+25
Surface area
3.1150841180737E+17
Circumference
989258579.98072
Perimeter
629781572
Area
24789051776924449
Diagonal
222661410.11376
Surface area
148734310661546694
Volume
3.9029219991152E+24
Space diagonal
272703420.09365
Perimeter
472336179
Area
1.0733974287272E+16
Altitude
136351710.04682
Surface area
1.0733974287272E+16
Volume
4.5996376866942E+23
Height
74220470.037921