157430245 is an odd 9-digits composite number following 157430244
and preceding 157430246 . In scientific notation, it is written as 1.57430245 × 10^8.
The sum of its digits is 31. It has a total of 5 prime factors and 32 positive divisors.
There are 103921920 positive integers (up to 157430245) that are relatively prime to 157430245.
157430245 has 32 divisors, whose sum is 224040960
The reverse of 157430245 is 542034751
Previous prime number is 373
Is Prime? no Number parity odd Number length 9 Sum of Digits 31 Digital Root 4
Name
one hundred fifty-seven million four hundred thirty thousand two hundred forty-five
Scientific notation
1.57430245 × 10^8
Engineering notation
1.57430245 × 10^6
Prime Factorization
5 × 7 × 31 × 373 × 389
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
157430245 Product of the distinct prime numbers
The prime factorization of 157430245 is 5 × 7 × 31 × 373 × 389.
Since it has a total of 5 prime factors.
3 , 7 , 21 , 51 , 348 , 150 , 2273 , 8404 , 64170 , 21033 , 978200 , 543549 , 188336 , 7096462 , 12767151 , 16944495 , 113864736 , 593176605 , 3264091618 , 8660893156
n×2
314860490
n×3
472290735
n×4
629720980
n×5
787151225
n÷2
78715122.5
n÷3
52476748.333333
n÷3
39357561.25
n÷5
31486049
n2
24784282040760025
n3
3.901795593826E+24
n4
6.1426063627594E+32
n5
9.6703202462777E+40
2 √n12547.120984513
3 √n539.96141127999
4 √n112.01393210004
5 √n43.593088007411
1 , 5 , 7 , 31 , 35 , 155 , 217 , 373 , 389 , 1085 , 1865 , 1945 , 2611 , 2723 , 11563 , 12059 , 13055 , 13615 , 57815 , 60295 , 80941 , 84413 , 145097 , 404705 , 422065 , 725485 , 1015679 , 4498007 , 5078395 , 22490035 , 31486049 , 157430245
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-157430244 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157430245 can be divided by 32 positive divisors.
The sum of these divisors (counting 157430245) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001011000100011000111100101
3
Ternary
101222020021200211
4
Quaternary
21120203013211
5
Quinary
310300231440
6
Senary
23342135421
8
Octal
1130430745
10
Decimal
157430245
12
Duodecimal
44881571
16
Hexadecimal
96231e5
20
Vigesimal
293ifc5
36
Base36
2lq9yd
md5
2e1ece46242c79e09342bb9adaddc7a2
sha1
a401179dd519f700dc07fd46f780562f8a188c2f
sha256
ab7ac5c836aa8271b2201c9a117d9c749be319eb7fa58e33138ea31fdcdca408
sha512
d07ab50b62ee4ec71f6ef5109c3ab9c02834475ef03c36a5f7557cb351f2374a12942ec25f174d067fad06b58082d873665767d98760be6fe736891c5bca1e0a
ripemd-160
1a0546b44b2af228d67c89048b424ac0d3296723
Diameter
314860490
Circumference
989163402.28968
Area
7.7862118383749E+16
Volume
1.6343803164497E+25
Surface area
3.11448473535E+17
Circumference
989163402.28968
Perimeter
629720980
Area
24784282040760025
Diagonal
222639987.60672
Surface area
148705692244560150
Volume
3.901795593826E+24
Space diagonal
272677182.98802
Perimeter
472290735
Area
1.0731908930928E+16
Altitude
136338591.49401
Surface area
1.0731908930928E+16
Volume
4.5983102053302E+23
Height
74213329.20224