157072561 is an odd 9-digits composite number following 157072560
and preceding 157072562 . In scientific notation, it is written as 1.57072561 × 10^8.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 157018624 positive integers (up to 157072561) that are relatively prime to 157072561.
157072561 has 4 divisors, whose sum is 157126500
The reverse of 157072561 is 165270751
Previous prime number is 3089
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred fifty-seven million seventy-two thousand five hundred sixty-one
Scientific notation
1.57072561 × 10^8
Engineering notation
1.57072561 × 10^6
Prime Factorization
3089 × 50849
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157072561
Product of the distinct prime numbers
The prime factorization of 157072561 is 3089 × 50849.
Since it has a total of 2 prime factors.
2 , 8 , 74 , 55 , 548 , 170 , 3215 , 1630 , 28418 , 5011 , 118723 , 800668 , 333469 , 1612910 , 25782952 , 98078065 , 985727295 , 261515767 , 4841771772 , 8770436758
n×2
314145122
n×3
471217683
n×4
628290244
n×5
785362805
n÷2
78536280.5
n÷3
52357520.333333
n÷3
39268140.25
n÷5
31414512.2
n2
24671789419098721
n3
3.8752611485105E+24
n4
6.0869719314035E+32
n5
9.5609627000067E+40
2 √n
12532.859250786
3 √n
539.55216757262
4 √n
111.95025346459
5 √n
43.573261143714
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
-157072560
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 157072561 can be divided by 4 positive divisors.
The sum of these divisors (counting 157072561) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111001011110010110001
3
Ternary
101221120010001021
4
Quaternary
21113023302301
5
Quinary
310202310221
6
Senary
23330335441
8
Octal
1127136261
10
Decimal
157072561
12
Duodecimal
4472a581
16
Hexadecimal
95cbcb1
20
Vigesimal
291e181
36
Base36
2lilyp
md5
a8859e4a2c056e1043fde50407483607
sha1
c22ae13c17405cf9d19dc20c7513e126e319daec
sha256
427a8e813634ec287b2525fc26ea112a4b1508b029ba0b8e3c211c6eda00bf59
sha512
2c17dd6b42adf9ddbb5f37017d17ce3985c6682c51086bbd4217dc4194632e2883d264aca94ca890773ca76f320d490091ce7ee588b11861b17234fcd12c5bc0
ripemd-160
816e35935df824369d21c80e4ed86ea89a194a7f
Diameter
314145122
Circumference
986916007.43627
Area
7.7508712389955E+16
Volume
1.623265593987E+25
Surface area
3.1003484955982E+17
Circumference
986916007.43627
Perimeter
628290244
Area
24671789419098721
Diagonal
222134146.04288
Surface area
148030736514592326
Volume
3.8752611485105E+24
Space diagonal
272057656.12696
Perimeter
471217683
Area
1.068319819688E+16
Altitude
136028828.06348
Surface area
1.068319819688E+16
Volume
4.5670390616343E+23
Height
74044715.347625