157072123 is an odd 9-digits composite number following 157072122
and preceding 157072124 . In scientific notation, it is written as 1.57072123 × 10^8.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 144989640 positive integers (up to 157072123) that are relatively prime to 157072123.
157072123 has 4 divisors, whose sum is 169154608
The reverse of 157072123 is 321270751
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 28
Digital Root 1
Name
one hundred fifty-seven million seventy-two thousand one hundred twenty-three
Scientific notation
1.57072123 × 10^8
Engineering notation
1.57072123 × 10^6
Prime Factorization
13 × 12082471
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157072123
Product of the distinct prime numbers
The prime factorization of 157072123 is 13 × 12082471.
Since it has a total of 2 prime factors.
9 , 9 , 84 , 24 , 206 , 517 , 9761 , 5040 , 57831 , 49519 , 99261 , 149807 , 3508778 , 438181 , 26092830 , 76323138 , 741080927 , 972682080 , 5245447861 , 3608140224
n×2
314144246
n×3
471216369
n×4
628288492
n×5
785360615
n÷2
78536061.5
n÷3
52357374.333333
n÷3
39268030.75
n÷5
31414424.6
n2
24671651823727129
n3
3.8752287298696E+24
n4
6.0869040371122E+32
n5
9.5608293960648E+40
2 √n
12532.841776708
3 √n
539.55166605479
4 √n
111.95017542062
5 √n
43.573236842704
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
-157072122
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 157072123 can be divided by 4 positive divisors.
The sum of these divisors (counting 157072123) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111001011101011111011
3
Ternary
101221120002110001
4
Quaternary
21113023223323
5
Quinary
310202301443
6
Senary
23330333431
8
Octal
1127135373
10
Decimal
157072123
12
Duodecimal
4472a277
16
Hexadecimal
95cbafb
20
Vigesimal
291e063
36
Base36
2lilmj
md5
7e922d7aa3aa9507158bf4c87051dc84
sha1
5c4bbb82afacbc28ba969a26030f5c81664c5e41
sha256
9130f210c109ba55770d5fdab6784aceb4740d175783088a0129997dbcd45601
sha512
1508c44043df8fbb274e866c5fa1a75c581e2c544a4b3949fa1e3faef812e43c6c7740bf11217a2e5813cc96baacbe49e1fbab09d9886f56a0c010485216c5a8
ripemd-160
11ae34ad9031559a6003e80409a1751548288035
Diameter
314144246
Circumference
986913255.4011
Area
7.7508280121346E+16
Volume
1.6232520144985E+25
Surface area
3.1003312048539E+17
Circumference
986913255.4011
Perimeter
628288492
Area
24671651823727129
Diagonal
222133526.61733
Surface area
148029910942362774
Volume
3.8752287298696E+24
Space diagonal
272056897.48871
Perimeter
471216369
Area
1.0683138616336E+16
Altitude
136028448.74435
Surface area
1.0683138616336E+16
Volume
4.5670008558996E+23
Height
74044508.872445