157469809 is an odd 9-digits composite number following 157469808
and preceding 157469810 . In scientific notation, it is written as 1.57469809 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 134734320 positive integers (up to 157469809) that are relatively prime to 157469809.
157469809 has 8 divisors, whose sum is 180285248
The reverse of 157469809 is 908964751
Previous prime number is 571
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred fifty-seven million four hundred sixty-nine thousand eight hundred nine
Scientific notation
1.57469809 × 10^8
Engineering notation
1.57469809 × 10^6
Prime Factorization
7 × 571 × 39397
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157469809
Product of the distinct prime numbers
The prime factorization of 157469809 is 7 × 571 × 39397.
Since it has a total of 3 prime factors.
9 , 2 , 10 , 31 , 395 , 239 , 2128 , 2474 , 2339 , 35467 , 642896 , 581873 , 9104609 , 3302907 , 50051775 , 92111868 , 838466305 , 377550928 , 3583902647 , 4752376550
n×2
314939618
n×3
472409427
n×4
629879236
n×5
787349045
n÷2
78734904.5
n÷3
52489936.333333
n÷3
39367452.25
n÷5
31493961.8
n2
24796740746496481
n3
3.9047380291733E+24
n4
6.1487835164896E+32
n5
9.6824776592396E+40
2 √n
12548.697502131
3 √n
540.00664029329
4 √n
112.02096902871
5 √n
43.595278874336
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
-157469808
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 157469809 can be divided by 8 positive divisors.
The sum of these divisors (counting 157469809) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011000101100110001110001
3
Ternary
101222022021222011
4
Quaternary
21120230301301
5
Quinary
310303013214
6
Senary
23343042521
8
Octal
1130546161
10
Decimal
157469809
12
Duodecimal
448a0441
16
Hexadecimal
962cc71
20
Vigesimal
2943ea9
36
Base36
2lr4hd
md5
cf1379f077a0460d8d016e41436e7936
sha1
e656a1da3882958dda65a2cb59e153d0039d08d3
sha256
e5b09da02a00d0631f15d58432d89aa803ae7d0deaaf6c68018da3a232d4e8e0
sha512
2f96ff879649aa78f7efc5cb8f298849ab7ba6f24fdc68d2597c0639738831660c04e0fc4ed0b5dbe61e8dca6cc7ce3ccb1334e57e39beca519f470d10b10abe
ripemd-160
80638736fee2a101864dfcc3c24702ce051a8b67
Diameter
314939618
Circumference
989411990.23318
Area
7.7901258562164E+16
Volume
1.6356128408858E+25
Surface area
3.1160503424866E+17
Circumference
989411990.23318
Perimeter
629879236
Area
24796740746496481
Diagonal
222695939.5521
Surface area
148780444478978886
Volume
3.9047380291733E+24
Space diagonal
272745709.84617
Perimeter
472409427
Area
1.0737303708761E+16
Altitude
136372854.92308
Surface area
1.0737303708761E+16
Volume
4.6017778986424E+23
Height
74231979.8507