157210997 is an odd 9-digits composite number following 157210996
and preceding 157210998 . In scientific notation, it is written as 1.57210997 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 148832640 positive integers (up to 157210997) that are relatively prime to 157210997.
157210997 has 4 divisors, whose sum is 157263456
The reverse of 157210997 is 799012751
Previous prime number is 49267
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred fifty-seven million two hundred ten thousand nine hundred ninety-seven
Scientific notation
1.57210997 × 10^8
Engineering notation
1.57210997 × 10^6
Prime Factorization
49267 × 3191
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157210997
Product of the distinct prime numbers
The prime factorization of 157210997 is 49267 × 3191.
Since it has a total of 2 prime factors.
7 , 7 , 82 , 91 , 571 , 125 , 6306 , 3412 , 54713 , 8899 , 393309 , 134805 , 191095 , 1659931 , 59404221 , 83805103 , 91671531 , 538342259 , 9910184441 , 2177568379
n×2
314421994
n×3
471632991
n×4
628843988
n×5
786054985
n÷2
78605498.5
n÷3
52403665.666667
n÷3
39302749.25
n÷5
31442199.4
n2
24715297577734009
n3
3.8855165733472E+24
n4
6.1084593435594E+32
n5
9.6031698353495E+40
2 √n
12538.380956088
3 √n
539.71063257424
4 √n
111.97491217272
5 √n
43.580939101601
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
-157210996
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 157210997 can be divided by 4 positive divisors.
The sum of these divisors (counting 157210997) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111101101100101110101
3
Ternary
101221211010221112
4
Quaternary
21113231211311
5
Quinary
310221222442
6
Senary
23333324405
8
Octal
1127554565
10
Decimal
157210997
12
Duodecimal
44796705
16
Hexadecimal
95ed975
20
Vigesimal
292b79h
36
Base36
2llks5
md5
6ae83e0bd439dc957def1309e30f519f
sha1
f2a8268950777703a50b394a921b509821709fd6
sha256
155d9273569c7db644f56ffbbd631aa3e617eaeaaee24ff086ff7050031f69a0
sha512
a4abac4d4565e7ab7d653fa24f960179683576afd48ea405a519ed5926df2b3d6fc78341c9afdd0d088e088a6596d8ee2aae37eb514edd8d07cfac3fea91da93
ripemd-160
f8afc8b07b1b520600a3d014a7d1bf5be4de0617
Diameter
314421994
Circumference
987785826.47745
Area
7.7645397301495E+16
Volume
1.6275613762972E+25
Surface area
3.1058158920598E+17
Circumference
987785826.47745
Perimeter
628843988
Area
24715297577734009
Diagonal
222329924.1116
Surface area
148291785466404054
Volume
3.8855165733472E+24
Space diagonal
272297434.31256
Perimeter
471632991
Area
1.0702037782205E+16
Altitude
136148717.15628
Surface area
1.0702037782205E+16
Volume
4.5791251957109E+23
Height
74109974.703865