157445998 is an even 9-digits composite number following 157445997
and preceding 157445999 . In scientific notation, it is written as 1.57445998 × 10^8.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 78722998 positive integers (up to 157445998) that are relatively prime to 157445998.
157445998 has 4 divisors, whose sum is 236169000
The reverse of 157445998 is 899544751
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred fifty-seven million four hundred forty-five thousand nine hundred ninety-eight
Scientific notation
1.57445998 × 10^8
Engineering notation
1.57445998 × 10^6
Prime Factorization
2 × 78722999
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157445998
Product of the distinct prime numbers
The prime factorization of 157445998 is 2 × 78722999.
Since it has a total of 2 prime factors.
9 , 8 , 42 , 76 , 154 , 397 , 649 , 2094 , 16759 , 32493 , 765200 , 514882 , 8654598 , 2694639 , 69183635 , 68749599 , 513740568 , 366588379 , 8259441551 , 1478516104
n×2
314891996
n×3
472337994
n×4
629783992
n×5
787229990
n÷2
78722999
n÷3
52481999.333333
n÷3
39361499.5
n÷5
31489199.6
n2
24789242286216004
n3
3.9029669914171E+24
n4
6.1450653312472E+32
n5
9.6751594385342E+40
2 √n
12547.74872238
3 √n
539.97942079782
4 √n
112.01673411763
5 √n
43.593960386706
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
-157445997
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 157445998 can be divided by 4 positive divisors.
The sum of these divisors (counting 157445998) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011000100110111101101110
3
Ternary
101222021002022021
4
Quaternary
21120212331232
5
Quinary
310301232443
6
Senary
23342340354
8
Octal
1130467556
10
Decimal
157445998
12
Duodecimal
4488a6ba
16
Hexadecimal
9626f6e
20
Vigesimal
2940eji
36
Base36
2lqm3y
md5
d57010b3b8b2365afa134f19da7733cf
sha1
447b602df5ec1385db37f8cb99bb47c711e5af6e
sha256
2128b385890bf3eec0e17123ec6c5f7078cd161c4d8eff0d07994868b1016deb
sha512
3b3ced5f5854c582bda531c04452ca35841ea982dd52f5dcee4b9259ac87641850ca5cd6cbcc4996ede797b9005e3ab704fb97b5257f1da59482007e6ae95bb3
ripemd-160
b4186e32124133d1ddd34479a84956ba27f9cb93
Diameter
314891996
Circumference
989262381.30783
Area
7.7877701454434E+16
Volume
1.6348709903252E+25
Surface area
3.1151080581773E+17
Circumference
989262381.30783
Perimeter
629783992
Area
24789242286216004
Diagonal
222662265.71297
Surface area
148735453717296024
Volume
3.9029669914171E+24
Space diagonal
272704467.98439
Perimeter
472337994
Area
1.0734056780215E+16
Altitude
136352233.99219
Surface area
1.0734056780215E+16
Volume
4.5996907106305E+23
Height
74220755.237656