157057994 is an even 9-digits composite number following 157057993
and preceding 157057995 . In scientific notation, it is written as 1.57057994 × 10^8.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 78528996 positive integers (up to 157057994) that are relatively prime to 157057994.
157057994 has 4 divisors, whose sum is 235586994
The reverse of 157057994 is 499750751
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred fifty-seven million fifty-seven thousand nine hundred ninety-four
Scientific notation
1.57057994 × 10^8
Engineering notation
1.57057994 × 10^6
Prime Factorization
2 × 78528997
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157057994
Product of the distinct prime numbers
The prime factorization of 157057994 is 2 × 78528997.
Since it has a total of 2 prime factors.
5 , 4 , 63 , 30 , 425 , 780 , 3512 , 739 , 89457 , 32484 , 382310 , 656186 , 2408736 , 5877750 , 64026577 , 12989720 , 353347014 , 309930945 , 7376400288 , 8438191493
n×2
314115988
n×3
471173982
n×4
628231976
n×5
785289970
n÷2
78528997
n÷3
52352664.666667
n÷3
39264498.5
n÷5
31411598.8
n2
24667213479304036
n3
3.8741830666293E+24
n4
6.0847142083356E+32
n5
9.5565300762449E+40
2 √n
12532.278085009
3 √n
539.53548759712
4 √n
111.94765779153
5 √n
43.572452911852
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
-157057993
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 157057994 can be divided by 4 positive divisors.
The sum of these divisors (counting 157057994) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111001000001111001010
3
Ternary
101221112101001202
4
Quaternary
21113020033022
5
Quinary
310201323434
6
Senary
23330144202
8
Octal
1127101712
10
Decimal
157057994
12
Duodecimal
44722062
16
Hexadecimal
95c83ca
20
Vigesimal
291c4je
36
Base36
2liaq2
md5
18857472f19d2c294c9b5c8be538744e
sha1
1ffdb8f49ba880ef2d3650bbe69ecae60b10a005
sha256
09734e3be7903fbd060ed4814607ef154e96b00e6f648f77a759b34a79751b59
sha512
60f3a0164eb42e1e22c28ad7b6e9c9b4bfa5f2a861ff8339aad373931c9e9cd1e56c3789443fa6cb0d7a73ac85142044ea4b5a39f3b1b9014a38cb851715affd
ripemd-160
595593442e1f1ba3db8dead0b3ad04db00ca42d5
Diameter
314115988
Circumference
986824480.2759
Area
7.7494336651113E+16
Volume
1.6228140081046E+25
Surface area
3.0997734660445E+17
Circumference
986824480.2759
Perimeter
628231976
Area
24667213479304036
Diagonal
222113545.19391
Surface area
148003280875824216
Volume
3.8741830666293E+24
Space diagonal
272032425.34285
Perimeter
471173982
Area
1.0681216756826E+16
Altitude
136016212.67142
Surface area
1.0681216756826E+16
Volume
4.5657685299527E+23
Height
74037848.397971