157045638 is an even 9-digits composite number following 157045637
and preceding 157045639 . In scientific notation, it is written as 1.57045638 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 52348544 positive integers (up to 157045638) that are relatively prime to 157045638.
157045638 has 8 divisors, whose sum is 314091288
The reverse of 157045638 is 836540751
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred fifty-seven million forty-five thousand six hundred thirty-eight
Scientific notation
1.57045638 × 10^8
Engineering notation
1.57045638 × 10^6
Prime Factorization
2 × 3 × 26174273
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157045638
Product of the distinct prime numbers
The prime factorization of 157045638 is 2 × 3 × 26174273.
Since it has a total of 3 prime factors.
6 , 6 , 65 , 31 , 844 , 31 , 5255 , 19 , 21523 , 77459 , 228489 , 482414 , 5196823 , 2104435 , 86005483 , 94718115 , 706316750 , 350876518 , 4248188418 , 328403784
n×2
314091276
n×3
471136914
n×4
628182552
n×5
785228190
n÷2
78522819
n÷3
52348546
n÷3
39261409.5
n÷5
31409127.6
n2
24663332414827044
n3
3.8732687742926E+24
n4
6.0827996580426E+32
n5
9.5527715312348E+40
2 √n
12531.785108276
3 √n
539.52133852359
4 √n
111.94545595189
5 √n
43.571767307563
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
-157045637
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 157045638 can be divided by 8 positive divisors.
The sum of these divisors (counting 157045638) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010111000101001110000110
3
Ternary
101221111202010010
4
Quaternary
21113011032012
5
Quinary
310200430023
6
Senary
23330011050
8
Octal
1127051606
10
Decimal
157045638
12
Duodecimal
44716a86
16
Hexadecimal
95c5386
20
Vigesimal
291ae1i
36
Base36
2li16u
md5
f2473f078658166a9683f29051776315
sha1
6ded1f4ddf3a8dfcc8f5dd535e35f758f0507ab4
sha256
1c9be60d0ff6d54934fe83c1565dc91be94f341d4d0eaf2781f204f960244659
sha512
9480beb26c18884bdc86d2aa6636d56b843768f36ace9a76a0880d406c891da11b883d26b1ec6d0dbe44d14180bfc36cd92cc067cd7497ba3fde06024d8cdecd
ripemd-160
dc96c65564725dcb4a6ddd351cb486482b140daf
Diameter
314091276
Circumference
986746845.23824
Area
7.7482143927464E+16
Volume
1.6224310302262E+25
Surface area
3.0992857570985E+17
Circumference
986746845.23824
Perimeter
628182552
Area
24663332414827044
Diagonal
222096071.17114
Surface area
147979994488962264
Volume
3.8732687742926E+24
Space diagonal
272011024.12307
Perimeter
471136914
Area
1.067953620661E+16
Altitude
136005512.06153
Surface area
1.067953620661E+16
Volume
4.5646910261007E+23
Height
74032023.723712