157438198 is an even 9-digits composite number following 157438197
and preceding 157438199 . In scientific notation, it is written as 1.57438198 × 10^8.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 78669936 positive integers (up to 157438198) that are relatively prime to 157438198.
157438198 has 8 divisors, whose sum is 236304792
The reverse of 157438198 is 891834751
Previous prime number is 1657
Is Prime? no
Number parity even
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred fifty-seven million four hundred thirty-eight thousand one hundred ninety-eight
Scientific notation
1.57438198 × 10^8
Engineering notation
1.57438198 × 10^6
Prime Factorization
2 × 1657 × 47507
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157438198
Product of the distinct prime numbers
The prime factorization of 157438198 is 2 × 1657 × 47507.
Since it has a total of 3 prime factors.
1 , 2 , 54 , 39 , 530 , 738 , 5315 , 5993 , 93065 , 28455 , 790252 , 755727 , 3624978 , 9648450 , 39470784 , 87548466 , 936945592 , 845935513 , 3624538358 , 347594072
n×2
314876396
n×3
472314594
n×4
629752792
n×5
787190990
n÷2
78719099
n÷3
52479399.333333
n÷3
39359549.5
n÷5
31487639.6
n2
24786786189487204
n3
3.9023869518842E+24
n4
6.1438476960335E+32
n5
9.6727631004997E+40
2 √n
12547.437905804
3 √n
539.9705036472
4 √n
112.01534674233
5 √n
43.593528442251
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157438197
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157438198 can be divided by 8 positive divisors.
The sum of these divisors (counting 157438198) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011000100101000011110110
3
Ternary
101222020200121101
4
Quaternary
21120211003312
5
Quinary
310301010243
6
Senary
23342240314
8
Octal
1130450366
10
Decimal
157438198
12
Duodecimal
4488609a
16
Hexadecimal
96250f6
20
Vigesimal
293jf9i
36
Base36
2lqg3a
md5
5de570d94f8cfe58a2ca73e51f624dc9
sha1
07b88e1a1752b8354d352307c94fb40cd912b2a9
sha256
d7e89d32433110c4b1f80088b66810a294478ecdc827e85168371687865be600
sha512
5c78ba95647317e31a741d0ffe4a1613438421ec0267cabeed43c482573cd441cfd18c27ab0c9aa048bb932043c62131901a6eb45984bf57a89c63438d32c111
ripemd-160
bc83987e90d6c055b2ea2578915e1209a503085b
Diameter
314876396
Circumference
989213372.46243
Area
7.7869985398994E+16
Volume
1.6346280239339E+25
Surface area
3.1147994159598E+17
Circumference
989213372.46243
Perimeter
629752792
Area
24786786189487204
Diagonal
222651234.84718
Surface area
148720717136923224
Volume
3.9023869518842E+24
Space diagonal
272690957.98809
Perimeter
472314594
Area
1.0732993259135E+16
Altitude
136345478.99404
Surface area
1.0732993259135E+16
Volume
4.5990071274853E+23
Height
74217078.282394