157042997 is an odd 9-digits composite number following 157042996
and preceding 157042998 . In scientific notation, it is written as 1.57042997 × 10^8.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 153212640 positive integers (up to 157042997) that are relatively prime to 157042997.
157042997 has 4 divisors, whose sum is 160873356
The reverse of 157042997 is 799240751
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred fifty-seven million forty-two thousand nine hundred ninety-seven
Scientific notation
1.57042997 × 10^8
Engineering notation
1.57042997 × 10^6
Prime Factorization
41 × 3830317
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157042997
Product of the distinct prime numbers
The prime factorization of 157042997 is 41 × 3830317.
Since it has a total of 2 prime factors.
2 , 8 , 99 , 28 , 280 , 466 , 7404 , 2225 , 7575 , 94628 , 595454 , 156743 , 3828732 , 8506269 , 55498756 , 45134581 , 421476340 , 306991219 , 1838990750 , 699585335
n×2
314085994
n×3
471128991
n×4
628171988
n×5
785214985
n÷2
78521498.5
n÷3
52347665.666667
n÷3
39260749.25
n÷5
31408599.4
n2
24662502906742009
n3
3.873073369996E+24
n4
6.0823904962506E+32
n5
9.5519683245551E+40
2 √n
12531.679735774
3 √n
539.51831417165
4 √n
111.94498530874
5 √n
43.571620759321
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
-157042996
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 157042997 can be divided by 4 positive divisors.
The sum of these divisors (counting 157042997) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111000100100100110101
3
Ternary
101221111121111022
4
Quaternary
21113010210311
5
Quinary
310200333442
6
Senary
23325550525
8
Octal
1127044465
10
Decimal
157042997
12
Duodecimal
44715445
16
Hexadecimal
95c4935
20
Vigesimal
291a79h
36
Base36
2lhz5h
md5
139f63ea05b1e62fa30a8892a3fb49cc
sha1
b59081f326cd5812065c9189fdee8c95c2799edd
sha256
04a6eb2f756f676bf0f994734e8a20955fd0f45726acb56760e277f7c8f5d738
sha512
865ce62a3b09e224ad8fb09f0756357ccc2f70d0d635f9da8972a53415429a781d66cb2d6c10f62f1561df3ef93147b0afe9a180c64480c30cbdbfb43c1ce8c6
ripemd-160
d1f052767f8b446d834bb4885679974b227b6b62
Diameter
314085994
Circumference
986730251.34585
Area
7.7479537950958E+16
Volume
1.6223491794658E+25
Surface area
3.0991815180383E+17
Circumference
986730251.34585
Perimeter
628171988
Area
24662502906742009
Diagonal
222092336.23312
Surface area
147975017440452054
Volume
3.873073369996E+24
Space diagonal
272006449.77689
Perimeter
471128991
Area
1.0679177019073E+16
Altitude
136003224.88844
Surface area
1.0679177019073E+16
Volume
4.5644607399286E+23
Height
74030778.744372